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The following commit(s) were added to refs/heads/main by this push:
new 4873600d Fix description of jdbc (#1111)
4873600d is described below
commit 4873600d3507e169958b2a6e0fe2c1dde695097b
Author: leto-b <[email protected]>
AuthorDate: Thu May 7 17:39:45 2026 +0800
Fix description of jdbc (#1111)
* fix slow query of audit log version
* fix description of jdbc
---
.../IoTDB-Introduction/Release-history_timecho.md | 1 -
.../Master/Table/User-Manual/Audit-Log_timecho.md | 23 +++++++++---------
.../IoTDB-Introduction/Release-history_timecho.md | 1 -
.../Master/Tree/User-Manual/Audit-Log_timecho.md | 27 +++++++++++-----------
.../IoTDB-Introduction/Release-history_timecho.md | 1 -
.../latest-Table/User-Manual/Audit-Log_timecho.md | 22 ++++++++++--------
.../IoTDB-Introduction/Release-history_timecho.md | 1 -
.../latest/User-Manual/Audit-Log_timecho.md | 24 ++++++++++---------
.../IoTDB-Introduction/Release-history_timecho.md | 1 -
.../Master/Table/User-Manual/Audit-Log_timecho.md | 22 ++++++++++--------
.../Master/Tree/API/Programming-JDBC_apache.md | 2 +-
.../Master/Tree/API/Programming-JDBC_timecho.md | 2 +-
.../IoTDB-Introduction/Release-history_timecho.md | 1 -
.../Master/Tree/User-Manual/Audit-Log_timecho.md | 24 ++++++++++---------
src/zh/UserGuide/V1.3.x/API/Programming-JDBC.md | 3 ++-
src/zh/UserGuide/dev-1.3/API/Programming-JDBC.md | 2 +-
.../IoTDB-Introduction/Release-history_timecho.md | 1 -
.../latest-Table/User-Manual/Audit-Log_timecho.md | 22 ++++++++++--------
.../latest/API/Programming-JDBC_apache.md | 2 +-
.../latest/API/Programming-JDBC_timecho.md | 2 +-
.../IoTDB-Introduction/Release-history_timecho.md | 1 -
.../latest/User-Manual/Audit-Log_timecho.md | 22 ++++++++++--------
22 files changed, 107 insertions(+), 100 deletions(-)
diff --git
a/src/UserGuide/Master/Table/IoTDB-Introduction/Release-history_timecho.md
b/src/UserGuide/Master/Table/IoTDB-Introduction/Release-history_timecho.md
index 1331615f..d1537c18 100644
--- a/src/UserGuide/Master/Table/IoTDB-Introduction/Release-history_timecho.md
+++ b/src/UserGuide/Master/Table/IoTDB-Introduction/Release-history_timecho.md
@@ -34,7 +34,6 @@ Version 2.0.8.2 adds support for modifying the full path of
time series in the t
- Storage Module: The tree model supports [modifying the full name of time
series](../../latest/Basic-Concept/Operate-Metadata_timecho.md#_2-4-修改时间序列名称)
and [changing the data type of time
series](../../latest/Basic-Concept/Operate-Metadata_timecho.md#_2-3-修改时间序列数据类型).
- Storage Module: The table model supports [modifying column data
types](../Basic-Concept/Table-Management_timecho.md#_1-5-修改表) and [customizing
the Time column name](../Basic-Concept/Table-Management_timecho.md#_1-1-创建表).
- Interface Module: Adds support for the [ODBC
Driver](../API/Programming-ODBC_timecho.md); the Python SessionDataset supports
fetching DataFrames in batches; the MQTT service is externalized, and a new
system table named Services is added for service queries.
-- System Module: The [audit log](../User-Manual/Audit-Log_timecho.md) now
supports statistics on the number of slow requests.
- AI Node: The table model supports adaptive [covariate
inference](../AI-capability/AINode_Upgrade_timecho.md#_4-1-模型推理).
- Stream Processing Module: The tree model data synchronization PIPE statement
supports specifying multiple precise paths.
diff --git a/src/UserGuide/Master/Table/User-Manual/Audit-Log_timecho.md
b/src/UserGuide/Master/Table/User-Manual/Audit-Log_timecho.md
index d62a08f6..c2b4fcaa 100644
--- a/src/UserGuide/Master/Table/User-Manual/Audit-Log_timecho.md
+++ b/src/UserGuide/Master/Table/User-Manual/Audit-Log_timecho.md
@@ -52,8 +52,7 @@ Edit the `iotdb-system.properties` file to enable audit
logging using the follow
| `audit_log_batch_interval_in_ms` | Batch write interval for audit
logs |
Long | 1000 | Hot Reload |
| `audit_log_batch_max_queue_bytes` | Maximum byte size of the queue
for batch processing audit logs. Subsequent write operations will be blocked
when this threshold is exceeded. | Long | 268435456
| Hot Reload |
-* V2.0.8.2
-
+* V2.0.9.2
| Parameter Name | Description
|
Data Type | Default Value | Activation Method |
|-------------------------------------------|------------------------------------------------------------------------------------------------------------|-----------|-------------------------------|-------------------|
@@ -150,15 +149,17 @@ It costs 0.011s
```
-* Query audit event records with types 'slow operation' and 'login'
+* Query audit event records with types 'slow operation'
```SQL
-IoTDB:__audit> select * from audit_log where audit_event_type='SLOW_OPERATION'
or audit_event_type='LOGIN' limit 1
-+-----------------------------+-------+-------+--------+------------+----------------+--------------+--------------+---------------+------+--------+----------+----------------------------------------------------------------------+
-|
time|node_id|user_id|username|cli_hostname|audit_event_type|operation_type|privilege_type|privilege_level|result|database|sql_string|
log|
-+-----------------------------+-------+-------+--------+------------+----------------+--------------+--------------+---------------+------+--------+----------+----------------------------------------------------------------------+
-|2026-01-23T11:47:42.136+08:00| node_1| u_none| user1| 127.0.0.1|
LOGIN| CONTROL| null| GLOBAL| false| |
|User user1 (ID=-1) login failed with code: 804, Authentication failed.|
-+-----------------------------+-------+-------+--------+------------+----------------+--------------+--------------+---------------+------+--------+----------+----------------------------------------------------------------------+
-Total line number = 1
-It costs 0.033s
+IoTDB:__audit> select * from audit_log where audit_event_type='SLOW_OPERATION'
limit 3
++-----------------------------+-------+-------+--------+------------+----------------+--------------+--------------+---------------+------+---------+-------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
[...]
+|
time|node_id|user_id|username|cli_hostname|audit_event_type|operation_type|privilege_type|privilege_level|result|
database|
[...]
++-----------------------------+-------+-------+--------+------------+----------------+--------------+--------------+---------------+------+---------+-------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
[...]
+|2026-05-06T14:57:57.468+08:00| node_1| u_0| root| 127.0.0.1|
SLOW_OPERATION| QUERY| [SELECT]| OBJECT| true| |
[...]
+|2026-05-06T14:58:38.149+08:00| node_1| u_0| root| 127.0.0.1|
SLOW_OPERATION| DML| [INSERT]| OBJECT|
true|database1|INSERT INTO table1(region, plant_id, device_id, model_id,
maintenance, time, temperature, humidity, status, arrival_time) VALUES ('北京',
'1001', '100', 'A', '180', '2024-11-26 13:37:00', 90.0, 35.1, true, '2024-11-26
13:37:34'), ('北京', '1001', '100', 'A', '180', '2024-11-26 13:38:00', 90.0,
35.1, true, '2024-11-26 13:38:25'), ('北京', '1001', ' [...]
+|2026-05-06T14:58:45.534+08:00| node_1| u_0| root| 127.0.0.1|
SLOW_OPERATION| QUERY| [SELECT]| OBJECT| true|database1|
[...]
++-----------------------------+-------+-------+--------+------------+----------------+--------------+--------------+---------------+------+---------+-------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
[...]
+Total line number = 3
+It costs 0.026s
```
\ No newline at end of file
diff --git
a/src/UserGuide/Master/Tree/IoTDB-Introduction/Release-history_timecho.md
b/src/UserGuide/Master/Tree/IoTDB-Introduction/Release-history_timecho.md
index faa4ba63..d8d39def 100644
--- a/src/UserGuide/Master/Tree/IoTDB-Introduction/Release-history_timecho.md
+++ b/src/UserGuide/Master/Tree/IoTDB-Introduction/Release-history_timecho.md
@@ -34,7 +34,6 @@ Version 2.0.8.2 adds support for modifying the full path of
time series in the t
- Storage Module: The tree model supports [modifying the full name of time
series](../Basic-Concept/Operate-Metadata_timecho.md#_2-4-修改时间序列名称) and
[changing the data type of time
series](../Basic-Concept/Operate-Metadata_timecho.md#_2-3-修改时间序列数据类型).
- Storage Module: The table model supports [modifying column data
types](../../latest-Table/Basic-Concept/Table-Management_timecho.md#_1-5-修改表)
and [customizing the Time column
name](../../latest-Table/Basic-Concept/Table-Management_timecho.md#_1-1-创建表).
- Interface Module: Adds support for the [ODBC
Driver](../API/Programming-ODBC_timecho.md); the Python SessionDataset supports
fetching DataFrames in batches; the MQTT service is externalized, and a new
system table named Services is added for service queries.
-- System Module: The [audit log](../User-Manual/Audit-Log_timecho.md) now
supports statistics on the number of slow requests.
- AI Node: The table model supports adaptive [covariate
inference](../../latest-Table/AI-capability/AINode_Upgrade_timecho.md#_4-1-模型推理).
- Stream Processing Module: The tree model data synchronization PIPE statement
supports specifying multiple precise paths.
diff --git a/src/UserGuide/Master/Tree/User-Manual/Audit-Log_timecho.md
b/src/UserGuide/Master/Tree/User-Manual/Audit-Log_timecho.md
index 2264aaca..f63be18b 100644
--- a/src/UserGuide/Master/Tree/User-Manual/Audit-Log_timecho.md
+++ b/src/UserGuide/Master/Tree/User-Manual/Audit-Log_timecho.md
@@ -38,7 +38,6 @@ Audit logs serve as the record credentials of a database,
enabling tracking of v
Edit the `iotdb-system.properties` file to enable audit logging using the
following parameters:
-
* V2.0.8.1
| Parameter Name | Description
|
Data Type | Default Value | Activation Method |
@@ -52,8 +51,7 @@ Edit the `iotdb-system.properties` file to enable audit
logging using the follow
| `audit_log_batch_interval_in_ms` | Batch write interval for audit
logs |
Long | 1000 | Hot Reload |
| `audit_log_batch_max_queue_bytes` | Maximum byte size of the queue
for batch processing audit logs. Subsequent write operations will be blocked
when this threshold is exceeded. | Long | 268435456
| Hot Reload |
-* V2.0.8.2
-
+* V2.0.9.2
| Parameter Name | Description
|
Data Type | Default Value | Activation Method |
|-------------------------------------------|------------------------------------------------------------------------------------------------------------|-----------|-------------------------------|-------------------|
@@ -74,6 +72,7 @@ Edit the `iotdb-system.properties` file to enable audit
logging using the follow
- When the parameters `auditable_dml_event_type`, `auditable_ddl_event_type`,
`auditable_query_event_type`, or `auditable_control_event_type` are set to
`OBJECT_AUTHENTICATION`, the corresponding event types will be recorded in the
audit log.
- When the parameters `auditable_dml_event_type`, `auditable_ddl_event_type`,
`auditable_query_event_type`, or `auditable_control_event_type` are set to
`SLOW_OPERATION`, only the corresponding event types whose execution time
exceeds the value of the `slow_query_threshold` parameter (default: 3000 ms)
will be recorded in the audit log. The value of the `slow_query_threshold`
parameter can be configured in the `iotdb-system.properties` file.
+
## 3. Access Methods
Supports direct reading of audit logs via SQL.
@@ -150,15 +149,17 @@ Total line number = 4
It costs 0.024s
```
-* Query audit records for user 'u_0' on node 'node_1' with event types
'SLOW_OPERATION' and 'LOGIN'
+* Query audit records for user 'u_0' on node 'node_1' with event types
'SLOW_OPERATION'
```SQL
-IoTDB> select * from root.__audit.log.node_1.u_0 where
audit_event_type='SLOW_OPERATION' or audit_event_type='LOGIN' limit 1 align by
device
-+-----------------------------+---------------------------+------+---------------+--------------+--------+--------------+-----------------------------------------------------------------------------------------------+----------+----------------+------------+--------+
-| Time|
Device|result|privilege_level|privilege_type|database|operation_type|
log|sql_string|audit_event_type|cli_hostname|username|
-+-----------------------------+---------------------------+------+---------------+--------------+--------+--------------+-----------------------------------------------------------------------------------------------+----------+----------------+------------+--------+
-|2026-01-23T11:42:23.636+08:00|root.__audit.log.node_1.u_0| true|
GLOBAL| null| | CONTROL|IoTDB: Login status: Login
successfully. User root (ID=0), opens Session-1-root:127.0.0.1:51308|
| LOGIN| 127.0.0.1| root|
-+-----------------------------+---------------------------+------+---------------+--------------+--------+--------------+-----------------------------------------------------------------------------------------------+----------+----------------+------------+--------+
-Total line number = 1
-It costs 0.021s
-```
\ No newline at end of file
+IoTDB> select * from root.__audit.log.node_1.u_0 where
audit_event_type='SLOW_OPERATION' align by device
++-----------------------------+---------------------------+------+---------------+--------------+--------+--------------+-----------------------------------------------------------------------------------------------------------------------------------------------------------------------+------------------------------------------------------------------------------------------------------------------------------------+----------------+------------+--------+
+| Time|
Device|result|privilege_level|privilege_type|database|operation_type|
log|
sql_string|audit_event_type|cli_hostname|username|
++-----------------------------+---------------------------+------+---------------+--------------+--------+--------------+-----------------------------------------------------------------------------------------------------------------------------------------------------------------------+------------------------------------------------------------------------------------------------------------------------------------+----------------+------------+--------+
+|2026-05-06T14:43:55.088+08:00|root.__audit.log.node_1.u_0| true|
OBJECT| [READ_DATA]| | QUERY| SLOW_QUERY: cost 60
ms, select * from root.__audit.log.node_1.u_0 where
audit_event_type='SLOW_OPERATION' or audit_event_type='LOGIN'limit 1 align by
device|select * from root.__audit.log.node_1.u_0 where
audit_event_type='SLOW_OPERATION' or audit_event_type='LOGIN'limit 1 align by
device| SLOW_OPERATION| 127.0.0.1| root|
+|2026-05-06T14:44:08.715+08:00|root.__audit.log.node_1.u_0| true|
OBJECT| [WRITE_DATA]| | DML| Execution: insert
into root.ln.wf02.wt02(timestamp, status, hardware) values (2, false, 'v2')
cost 290 ms, with status code: TSStatus(code:200, message:)|
insert into root.ln.wf02.wt02(timestamp, status,
hardware) values (2, false, 'v2')| SLOW_OPERATION| 127.0.0.1| root|
+|2026-05-06T14:44:11.684+08:00|root.__audit.log.node_1.u_0| true|
OBJECT| [WRITE_DATA]| | DML|Execution: insert into
root.ln.wf02.wt02(timestamp, status, hardware) VALUES (3, false, 'v3'),(4,
true, 'v4') cost 6 ms, with status code: TSStatus(code:200, message:)|
insert into root.ln.wf02.wt02(timestamp, status,
hardware) VALUES (3, false, 'v3'),(4, true, 'v4')| SLOW_OPERATION|
127.0.0.1| root|
++-----------------------------+---------------------------+------+---------------+--------------+--------+--------------+-----------------------------------------------------------------------------------------------------------------------------------------------------------------------+------------------------------------------------------------------------------------------------------------------------------------+----------------+------------+--------+
+Total line number = 3
+It costs 0.010s
+```
diff --git
a/src/UserGuide/latest-Table/IoTDB-Introduction/Release-history_timecho.md
b/src/UserGuide/latest-Table/IoTDB-Introduction/Release-history_timecho.md
index 1331615f..d1537c18 100644
--- a/src/UserGuide/latest-Table/IoTDB-Introduction/Release-history_timecho.md
+++ b/src/UserGuide/latest-Table/IoTDB-Introduction/Release-history_timecho.md
@@ -34,7 +34,6 @@ Version 2.0.8.2 adds support for modifying the full path of
time series in the t
- Storage Module: The tree model supports [modifying the full name of time
series](../../latest/Basic-Concept/Operate-Metadata_timecho.md#_2-4-修改时间序列名称)
and [changing the data type of time
series](../../latest/Basic-Concept/Operate-Metadata_timecho.md#_2-3-修改时间序列数据类型).
- Storage Module: The table model supports [modifying column data
types](../Basic-Concept/Table-Management_timecho.md#_1-5-修改表) and [customizing
the Time column name](../Basic-Concept/Table-Management_timecho.md#_1-1-创建表).
- Interface Module: Adds support for the [ODBC
Driver](../API/Programming-ODBC_timecho.md); the Python SessionDataset supports
fetching DataFrames in batches; the MQTT service is externalized, and a new
system table named Services is added for service queries.
-- System Module: The [audit log](../User-Manual/Audit-Log_timecho.md) now
supports statistics on the number of slow requests.
- AI Node: The table model supports adaptive [covariate
inference](../AI-capability/AINode_Upgrade_timecho.md#_4-1-模型推理).
- Stream Processing Module: The tree model data synchronization PIPE statement
supports specifying multiple precise paths.
diff --git a/src/UserGuide/latest-Table/User-Manual/Audit-Log_timecho.md
b/src/UserGuide/latest-Table/User-Manual/Audit-Log_timecho.md
index 4020434e..c2b4fcaa 100644
--- a/src/UserGuide/latest-Table/User-Manual/Audit-Log_timecho.md
+++ b/src/UserGuide/latest-Table/User-Manual/Audit-Log_timecho.md
@@ -52,7 +52,7 @@ Edit the `iotdb-system.properties` file to enable audit
logging using the follow
| `audit_log_batch_interval_in_ms` | Batch write interval for audit
logs |
Long | 1000 | Hot Reload |
| `audit_log_batch_max_queue_bytes` | Maximum byte size of the queue
for batch processing audit logs. Subsequent write operations will be blocked
when this threshold is exceeded. | Long | 268435456
| Hot Reload |
-* V2.0.8.2
+* V2.0.9.2
| Parameter Name | Description
|
Data Type | Default Value | Activation Method |
|-------------------------------------------|------------------------------------------------------------------------------------------------------------|-----------|-------------------------------|-------------------|
@@ -149,15 +149,17 @@ It costs 0.011s
```
-* Query audit event records with types 'slow operation' and 'login'
+* Query audit event records with types 'slow operation'
```SQL
-IoTDB:__audit> select * from audit_log where audit_event_type='SLOW_OPERATION'
or audit_event_type='LOGIN' limit 1
-+-----------------------------+-------+-------+--------+------------+----------------+--------------+--------------+---------------+------+--------+----------+----------------------------------------------------------------------+
-|
time|node_id|user_id|username|cli_hostname|audit_event_type|operation_type|privilege_type|privilege_level|result|database|sql_string|
log|
-+-----------------------------+-------+-------+--------+------------+----------------+--------------+--------------+---------------+------+--------+----------+----------------------------------------------------------------------+
-|2026-01-23T11:47:42.136+08:00| node_1| u_none| user1| 127.0.0.1|
LOGIN| CONTROL| null| GLOBAL| false| |
|User user1 (ID=-1) login failed with code: 804, Authentication failed.|
-+-----------------------------+-------+-------+--------+------------+----------------+--------------+--------------+---------------+------+--------+----------+----------------------------------------------------------------------+
-Total line number = 1
-It costs 0.033s
+IoTDB:__audit> select * from audit_log where audit_event_type='SLOW_OPERATION'
limit 3
++-----------------------------+-------+-------+--------+------------+----------------+--------------+--------------+---------------+------+---------+-------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
[...]
+|
time|node_id|user_id|username|cli_hostname|audit_event_type|operation_type|privilege_type|privilege_level|result|
database|
[...]
++-----------------------------+-------+-------+--------+------------+----------------+--------------+--------------+---------------+------+---------+-------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
[...]
+|2026-05-06T14:57:57.468+08:00| node_1| u_0| root| 127.0.0.1|
SLOW_OPERATION| QUERY| [SELECT]| OBJECT| true| |
[...]
+|2026-05-06T14:58:38.149+08:00| node_1| u_0| root| 127.0.0.1|
SLOW_OPERATION| DML| [INSERT]| OBJECT|
true|database1|INSERT INTO table1(region, plant_id, device_id, model_id,
maintenance, time, temperature, humidity, status, arrival_time) VALUES ('北京',
'1001', '100', 'A', '180', '2024-11-26 13:37:00', 90.0, 35.1, true, '2024-11-26
13:37:34'), ('北京', '1001', '100', 'A', '180', '2024-11-26 13:38:00', 90.0,
35.1, true, '2024-11-26 13:38:25'), ('北京', '1001', ' [...]
+|2026-05-06T14:58:45.534+08:00| node_1| u_0| root| 127.0.0.1|
SLOW_OPERATION| QUERY| [SELECT]| OBJECT| true|database1|
[...]
++-----------------------------+-------+-------+--------+------------+----------------+--------------+--------------+---------------+------+---------+-------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
[...]
+Total line number = 3
+It costs 0.026s
```
\ No newline at end of file
diff --git a/src/UserGuide/latest/IoTDB-Introduction/Release-history_timecho.md
b/src/UserGuide/latest/IoTDB-Introduction/Release-history_timecho.md
index faa4ba63..d8d39def 100644
--- a/src/UserGuide/latest/IoTDB-Introduction/Release-history_timecho.md
+++ b/src/UserGuide/latest/IoTDB-Introduction/Release-history_timecho.md
@@ -34,7 +34,6 @@ Version 2.0.8.2 adds support for modifying the full path of
time series in the t
- Storage Module: The tree model supports [modifying the full name of time
series](../Basic-Concept/Operate-Metadata_timecho.md#_2-4-修改时间序列名称) and
[changing the data type of time
series](../Basic-Concept/Operate-Metadata_timecho.md#_2-3-修改时间序列数据类型).
- Storage Module: The table model supports [modifying column data
types](../../latest-Table/Basic-Concept/Table-Management_timecho.md#_1-5-修改表)
and [customizing the Time column
name](../../latest-Table/Basic-Concept/Table-Management_timecho.md#_1-1-创建表).
- Interface Module: Adds support for the [ODBC
Driver](../API/Programming-ODBC_timecho.md); the Python SessionDataset supports
fetching DataFrames in batches; the MQTT service is externalized, and a new
system table named Services is added for service queries.
-- System Module: The [audit log](../User-Manual/Audit-Log_timecho.md) now
supports statistics on the number of slow requests.
- AI Node: The table model supports adaptive [covariate
inference](../../latest-Table/AI-capability/AINode_Upgrade_timecho.md#_4-1-模型推理).
- Stream Processing Module: The tree model data synchronization PIPE statement
supports specifying multiple precise paths.
diff --git a/src/UserGuide/latest/User-Manual/Audit-Log_timecho.md
b/src/UserGuide/latest/User-Manual/Audit-Log_timecho.md
index d6006290..f63be18b 100644
--- a/src/UserGuide/latest/User-Manual/Audit-Log_timecho.md
+++ b/src/UserGuide/latest/User-Manual/Audit-Log_timecho.md
@@ -51,7 +51,7 @@ Edit the `iotdb-system.properties` file to enable audit
logging using the follow
| `audit_log_batch_interval_in_ms` | Batch write interval for audit
logs |
Long | 1000 | Hot Reload |
| `audit_log_batch_max_queue_bytes` | Maximum byte size of the queue
for batch processing audit logs. Subsequent write operations will be blocked
when this threshold is exceeded. | Long | 268435456
| Hot Reload |
-* V2.0.8.2
+* V2.0.9.2
| Parameter Name | Description
|
Data Type | Default Value | Activation Method |
|-------------------------------------------|------------------------------------------------------------------------------------------------------------|-----------|-------------------------------|-------------------|
@@ -149,15 +149,17 @@ Total line number = 4
It costs 0.024s
```
-* Query audit records for user 'u_0' on node 'node_1' with event types
'SLOW_OPERATION' and 'LOGIN'
+* Query audit records for user 'u_0' on node 'node_1' with event types
'SLOW_OPERATION'
```SQL
-IoTDB> select * from root.__audit.log.node_1.u_0 where
audit_event_type='SLOW_OPERATION' or audit_event_type='LOGIN' limit 1 align by
device
-+-----------------------------+---------------------------+------+---------------+--------------+--------+--------------+-----------------------------------------------------------------------------------------------+----------+----------------+------------+--------+
-| Time|
Device|result|privilege_level|privilege_type|database|operation_type|
log|sql_string|audit_event_type|cli_hostname|username|
-+-----------------------------+---------------------------+------+---------------+--------------+--------+--------------+-----------------------------------------------------------------------------------------------+----------+----------------+------------+--------+
-|2026-01-23T11:42:23.636+08:00|root.__audit.log.node_1.u_0| true|
GLOBAL| null| | CONTROL|IoTDB: Login status: Login
successfully. User root (ID=0), opens Session-1-root:127.0.0.1:51308|
| LOGIN| 127.0.0.1| root|
-+-----------------------------+---------------------------+------+---------------+--------------+--------+--------------+-----------------------------------------------------------------------------------------------+----------+----------------+------------+--------+
-Total line number = 1
-It costs 0.021s
-```
\ No newline at end of file
+IoTDB> select * from root.__audit.log.node_1.u_0 where
audit_event_type='SLOW_OPERATION' align by device
++-----------------------------+---------------------------+------+---------------+--------------+--------+--------------+-----------------------------------------------------------------------------------------------------------------------------------------------------------------------+------------------------------------------------------------------------------------------------------------------------------------+----------------+------------+--------+
+| Time|
Device|result|privilege_level|privilege_type|database|operation_type|
log|
sql_string|audit_event_type|cli_hostname|username|
++-----------------------------+---------------------------+------+---------------+--------------+--------+--------------+-----------------------------------------------------------------------------------------------------------------------------------------------------------------------+------------------------------------------------------------------------------------------------------------------------------------+----------------+------------+--------+
+|2026-05-06T14:43:55.088+08:00|root.__audit.log.node_1.u_0| true|
OBJECT| [READ_DATA]| | QUERY| SLOW_QUERY: cost 60
ms, select * from root.__audit.log.node_1.u_0 where
audit_event_type='SLOW_OPERATION' or audit_event_type='LOGIN'limit 1 align by
device|select * from root.__audit.log.node_1.u_0 where
audit_event_type='SLOW_OPERATION' or audit_event_type='LOGIN'limit 1 align by
device| SLOW_OPERATION| 127.0.0.1| root|
+|2026-05-06T14:44:08.715+08:00|root.__audit.log.node_1.u_0| true|
OBJECT| [WRITE_DATA]| | DML| Execution: insert
into root.ln.wf02.wt02(timestamp, status, hardware) values (2, false, 'v2')
cost 290 ms, with status code: TSStatus(code:200, message:)|
insert into root.ln.wf02.wt02(timestamp, status,
hardware) values (2, false, 'v2')| SLOW_OPERATION| 127.0.0.1| root|
+|2026-05-06T14:44:11.684+08:00|root.__audit.log.node_1.u_0| true|
OBJECT| [WRITE_DATA]| | DML|Execution: insert into
root.ln.wf02.wt02(timestamp, status, hardware) VALUES (3, false, 'v3'),(4,
true, 'v4') cost 6 ms, with status code: TSStatus(code:200, message:)|
insert into root.ln.wf02.wt02(timestamp, status,
hardware) VALUES (3, false, 'v3'),(4, true, 'v4')| SLOW_OPERATION|
127.0.0.1| root|
++-----------------------------+---------------------------+------+---------------+--------------+--------+--------------+-----------------------------------------------------------------------------------------------------------------------------------------------------------------------+------------------------------------------------------------------------------------------------------------------------------------+----------------+------------+--------+
+Total line number = 3
+It costs 0.010s
+```
diff --git
a/src/zh/UserGuide/Master/Table/IoTDB-Introduction/Release-history_timecho.md
b/src/zh/UserGuide/Master/Table/IoTDB-Introduction/Release-history_timecho.md
index f6394039..82896861 100644
---
a/src/zh/UserGuide/Master/Table/IoTDB-Introduction/Release-history_timecho.md
+++
b/src/zh/UserGuide/Master/Table/IoTDB-Introduction/Release-history_timecho.md
@@ -34,7 +34,6 @@ V2.0.8.2 版本新增树模型修改序列全名功能，表模型支持自定
-
存储模块：树模型支持[修改序列全名](../../latest/Basic-Concept/Operate-Metadata_timecho.md#_2-4-修改时间序列名称)，支持[更改序列数据类型](../../latest/Basic-Concept/Operate-Metadata_timecho.md#_2-3-修改时间序列数据类型)
-
存储模块：表模型支持[更改列数据类型](../Basic-Concept/Table-Management_timecho.md#_1-5-修改表)，支持[自定义
Time 列列名](../Basic-Concept/Table-Management_timecho.md#_1-1-创建表)
- 接口模块：支持 [ODBC Driver](../API/Programming-ODBC_timecho.md), Python
SessionDataset 支持分批获取 DataFrame，MQTT 服务外置并新增系统表 Services 提供服务查询
-- 系统模块：[审计日志](../User-Manual/Audit-Log_timecho.md)支持慢请求个数统计
- AINode：表模型支持自适应[协变量推理](../AI-capability/AINode_Upgrade_timecho.md#_4-1-模型推理)
- 流处理模块：树模型数据同步 pipe 语句中支持填写多个精确路径的 path
diff --git a/src/zh/UserGuide/Master/Table/User-Manual/Audit-Log_timecho.md
b/src/zh/UserGuide/Master/Table/User-Manual/Audit-Log_timecho.md
index 2e6615ed..0f0df746 100644
--- a/src/zh/UserGuide/Master/Table/User-Manual/Audit-Log_timecho.md
+++ b/src/zh/UserGuide/Master/Table/User-Manual/Audit-Log_timecho.md
@@ -53,7 +53,7 @@
| `audit_log_batch_max_queue_bytes` |
用于批量处理审计日志的队列最大字节数。当队列大小超过此值时，后续的写入操作将被阻塞。
| Long | 268435456 | 热加载 |
-* V2.0.8.2
+* V2.0.9.2
| 参数名称 | 参数描述
| 数据类型 | 默认值
| 生效方式 |
|-----------------------------------|------------------------------------------------------------------------------------------------------|
---------- | ------------------------ | ---------- |
@@ -148,14 +148,16 @@ Total line number = 1
It costs 0.011s
```
-* 查询审计事件类型为慢操作和登录的记录
+* 设置 slow_query_threshold = 1 (ms)，查询审计事件类型为慢操作的记录
```SQL
-IoTDB:__audit> select * from __audit.audit_log where
audit_event_type='SLOW_OPERATION' or audit_event_type='LOGIN' limit 1
-+-----------------------------+-------+-------+--------+------------+----------------+--------------+--------------+---------------+------+--------+----------+----------------------------------------------------------------------+
-|
time|node_id|user_id|username|cli_hostname|audit_event_type|operation_type|privilege_type|privilege_level|result|database|sql_string|
log|
-+-----------------------------+-------+-------+--------+------------+----------------+--------------+--------------+---------------+------+--------+----------+----------------------------------------------------------------------+
-|2026-01-23T11:47:42.136+08:00| node_1| u_none| user1| 127.0.0.1|
LOGIN| CONTROL| null| GLOBAL| false| |
|User user1 (ID=-1) login failed with code: 804, Authentication failed.|
-+-----------------------------+-------+-------+--------+------------+----------------+--------------+--------------+---------------+------+--------+----------+----------------------------------------------------------------------+
-Total line number = 1
-It costs 0.033s
+IoTDB:__audit> select * from audit_log where audit_event_type='SLOW_OPERATION'
limit 3
++-----------------------------+-------+-------+--------+------------+----------------+--------------+--------------+---------------+------+---------+-------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
[...]
+|
time|node_id|user_id|username|cli_hostname|audit_event_type|operation_type|privilege_type|privilege_level|result|
database|
[...]
++-----------------------------+-------+-------+--------+------------+----------------+--------------+--------------+---------------+------+---------+-------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
[...]
+|2026-05-06T14:57:57.468+08:00| node_1| u_0| root| 127.0.0.1|
SLOW_OPERATION| QUERY| [SELECT]| OBJECT| true| |
[...]
+|2026-05-06T14:58:38.149+08:00| node_1| u_0| root| 127.0.0.1|
SLOW_OPERATION| DML| [INSERT]| OBJECT|
true|database1|INSERT INTO table1(region, plant_id, device_id, model_id,
maintenance, time, temperature, humidity, status, arrival_time) VALUES ('北京',
'1001', '100', 'A', '180', '2024-11-26 13:37:00', 90.0, 35.1, true, '2024-11-26
13:37:34'), ('北京', '1001', '100', 'A', '180', '2024-11-26 13:38:00', 90.0,
35.1, true, '2024-11-26 13:38:25'), ('北京', '1001', ' [...]
+|2026-05-06T14:58:45.534+08:00| node_1| u_0| root| 127.0.0.1|
SLOW_OPERATION| QUERY| [SELECT]| OBJECT| true|database1|
[...]
++-----------------------------+-------+-------+--------+------------+----------------+--------------+--------------+---------------+------+---------+-------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
[...]
+Total line number = 3
+It costs 0.026s
```
\ No newline at end of file
diff --git a/src/zh/UserGuide/Master/Tree/API/Programming-JDBC_apache.md
b/src/zh/UserGuide/Master/Tree/API/Programming-JDBC_apache.md
index 4a08b8ad..09f93865 100644
--- a/src/zh/UserGuide/Master/Tree/API/Programming-JDBC_apache.md
+++ b/src/zh/UserGuide/Master/Tree/API/Programming-JDBC_apache.md
@@ -21,7 +21,7 @@
# JDBC
-**注意**: 目前的JDBC实现仅是为与第三方工具连接使用的。不推荐使用 JDBC （执行插入语句时），因无法提供高性能写入，查询推荐使用 JDBC。
+**注意**: 当前 JDBC 实现仅适用于与第三方工具对接。不建议通过 JDBC 执行插入操作，因其无法提供高性能写入；查询场景推荐使用 JDBC。
对于Java应用，我们推荐使用[Java 原生接口](./Programming-Java-Native-API_apache)*
diff --git a/src/zh/UserGuide/Master/Tree/API/Programming-JDBC_timecho.md
b/src/zh/UserGuide/Master/Tree/API/Programming-JDBC_timecho.md
index 3359b538..f259d028 100644
--- a/src/zh/UserGuide/Master/Tree/API/Programming-JDBC_timecho.md
+++ b/src/zh/UserGuide/Master/Tree/API/Programming-JDBC_timecho.md
@@ -21,7 +21,7 @@
# JDBC
-**注意**: 目前的JDBC实现仅是为与第三方工具连接使用的。不推荐使用 JDBC （执行插入语句时），因无法提供高性能写入，查询推荐使用 JDBC。
+**注意**: 当前 JDBC 实现仅适用于与第三方工具对接。不建议通过 JDBC 执行插入操作，因其无法提供高性能写入；查询场景推荐使用 JDBC。
对于Java应用，我们推荐使用[Java 原生接口](./Programming-Java-Native-API_timecho)*
diff --git
a/src/zh/UserGuide/Master/Tree/IoTDB-Introduction/Release-history_timecho.md
b/src/zh/UserGuide/Master/Tree/IoTDB-Introduction/Release-history_timecho.md
index 554c77b0..2ebe2f1d 100644
--- a/src/zh/UserGuide/Master/Tree/IoTDB-Introduction/Release-history_timecho.md
+++ b/src/zh/UserGuide/Master/Tree/IoTDB-Introduction/Release-history_timecho.md
@@ -34,7 +34,6 @@ V2.0.8.2 版本新增树模型修改序列全名功能，表模型支持自定
-
存储模块：树模型支持[修改序列全名](../Basic-Concept/Operate-Metadata_timecho.md#_2-4-修改时间序列名称)，支持[更改序列数据类型](../Basic-Concept/Operate-Metadata_timecho.md#_2-3-修改时间序列数据类型)
-
存储模块：表模型支持[更改列数据类型](../../latest-Table/Basic-Concept/Table-Management_timecho.md#_1-5-修改表)，支持[自定义
Time
列列名](../../latest-Table/Basic-Concept/Table-Management_timecho.md#_1-1-创建表)
- 接口模块：支持 [ODBC Driver](../API/Programming-ODBC_timecho.md), Python
SessionDataset 支持分批获取 DataFrame，MQTT 服务外置并新增系统表 Services 提供服务查询
-- 系统模块：[审计日志](../User-Manual/Audit-Log_timecho.md)支持慢请求个数统计
-
AINode：表模型支持自适应[协变量推理](../../latest-Table/AI-capability/AINode_Upgrade_timecho.md#_4-1-模型推理)
- 流处理模块：树模型数据同步 pipe 语句中支持填写多个精确路径的 path
diff --git a/src/zh/UserGuide/Master/Tree/User-Manual/Audit-Log_timecho.md
b/src/zh/UserGuide/Master/Tree/User-Manual/Audit-Log_timecho.md
index cfc2e0fe..14e0f28c 100644
--- a/src/zh/UserGuide/Master/Tree/User-Manual/Audit-Log_timecho.md
+++ b/src/zh/UserGuide/Master/Tree/User-Manual/Audit-Log_timecho.md
@@ -53,7 +53,7 @@
| `audit_log_batch_max_queue_bytes` |
用于批量处理审计日志的队列最大字节数。当队列大小超过此值时，后续的写入操作将被阻塞。
| Long | 268435456 | 热加载 |
-* V2.0.8.2
+* V2.0.9.2
| 参数名称 | 参数描述
| 数据类型 | 默认值
| 生效方式 |
|-----------------------------------|------------------------------------------------------------------------------------------------------|
---------- | ------------------------ | ---------- |
@@ -150,15 +150,17 @@ Total line number = 4
It costs 0.024s
```
-* 查询某个用户在某个数据节点上审计事件类型为慢操作和登录的记录
+* 设置 slow_query_threshold = 1 (ms)， 查询某个用户在某个数据节点上审计事件类型为慢操作的记录
```SQL
-IoTDB> select * from root.__audit.log.node_1.u_0 where
audit_event_type='SLOW_OPERATION' or audit_event_type='LOGIN'limit 1 align by
device
-+-----------------------------+---------------------------+------+---------------+--------------+--------+--------------+-----------------------------------------------------------------------------------------------+----------+----------------+------------+--------+
-| Time|
Device|result|privilege_level|privilege_type|database|operation_type|
log|sql_string|audit_event_type|cli_hostname|username|
-+-----------------------------+---------------------------+------+---------------+--------------+--------+--------------+-----------------------------------------------------------------------------------------------+----------+----------------+------------+--------+
-|2026-01-23T11:42:23.636+08:00|root.__audit.log.node_1.u_0| true|
GLOBAL| null| | CONTROL|IoTDB: Login status: Login
successfully. User root (ID=0), opens Session-1-root:127.0.0.1:51308|
| LOGIN| 127.0.0.1| root|
-+-----------------------------+---------------------------+------+---------------+--------------+--------+--------------+-----------------------------------------------------------------------------------------------+----------+----------------+------------+--------+
-Total line number = 1
-It costs 0.021s
-```
+IoTDB> select * from root.__audit.log.node_1.u_0 where
audit_event_type='SLOW_OPERATION' align by device
++-----------------------------+---------------------------+------+---------------+--------------+--------+--------------+-----------------------------------------------------------------------------------------------------------------------------------------------------------------------+------------------------------------------------------------------------------------------------------------------------------------+----------------+------------+--------+
+| Time|
Device|result|privilege_level|privilege_type|database|operation_type|
log|
sql_string|audit_event_type|cli_hostname|username|
++-----------------------------+---------------------------+------+---------------+--------------+--------+--------------+-----------------------------------------------------------------------------------------------------------------------------------------------------------------------+------------------------------------------------------------------------------------------------------------------------------------+----------------+------------+--------+
+|2026-05-06T14:43:55.088+08:00|root.__audit.log.node_1.u_0| true|
OBJECT| [READ_DATA]| | QUERY| SLOW_QUERY: cost 60
ms, select * from root.__audit.log.node_1.u_0 where
audit_event_type='SLOW_OPERATION' or audit_event_type='LOGIN'limit 1 align by
device|select * from root.__audit.log.node_1.u_0 where
audit_event_type='SLOW_OPERATION' or audit_event_type='LOGIN'limit 1 align by
device| SLOW_OPERATION| 127.0.0.1| root|
+|2026-05-06T14:44:08.715+08:00|root.__audit.log.node_1.u_0| true|
OBJECT| [WRITE_DATA]| | DML| Execution: insert
into root.ln.wf02.wt02(timestamp, status, hardware) values (2, false, 'v2')
cost 290 ms, with status code: TSStatus(code:200, message:)|
insert into root.ln.wf02.wt02(timestamp, status,
hardware) values (2, false, 'v2')| SLOW_OPERATION| 127.0.0.1| root|
+|2026-05-06T14:44:11.684+08:00|root.__audit.log.node_1.u_0| true|
OBJECT| [WRITE_DATA]| | DML|Execution: insert into
root.ln.wf02.wt02(timestamp, status, hardware) VALUES (3, false, 'v3'),(4,
true, 'v4') cost 6 ms, with status code: TSStatus(code:200, message:)|
insert into root.ln.wf02.wt02(timestamp, status,
hardware) VALUES (3, false, 'v3'),(4, true, 'v4')| SLOW_OPERATION|
127.0.0.1| root|
++-----------------------------+---------------------------+------+---------------+--------------+--------+--------------+-----------------------------------------------------------------------------------------------------------------------------------------------------------------------+------------------------------------------------------------------------------------------------------------------------------------+----------------+------------+--------+
+Total line number = 3
+It costs 0.010s
+```
\ No newline at end of file
diff --git a/src/zh/UserGuide/V1.3.x/API/Programming-JDBC.md
b/src/zh/UserGuide/V1.3.x/API/Programming-JDBC.md
index d647f5a9..762c98e9 100644
--- a/src/zh/UserGuide/V1.3.x/API/Programming-JDBC.md
+++ b/src/zh/UserGuide/V1.3.x/API/Programming-JDBC.md
@@ -21,7 +21,8 @@
# JDBC
-**注意**: 目前的JDBC实现仅是为与第三方工具连接使用的。不推荐使用 JDBC （执行插入语句时），因无法提供高性能写入，查询推荐使用 JDBC。
+**注意**: 当前 JDBC 实现仅适用于与第三方工具对接。不建议通过 JDBC 执行插入操作，因其无法提供高性能写入；查询场景推荐使用 JDBC。
+
对于Java应用，我们推荐使用[Java 原生接口](./Programming-Java-Native-API.md)*
## 依赖
diff --git a/src/zh/UserGuide/dev-1.3/API/Programming-JDBC.md
b/src/zh/UserGuide/dev-1.3/API/Programming-JDBC.md
index a0938f61..762c98e9 100644
--- a/src/zh/UserGuide/dev-1.3/API/Programming-JDBC.md
+++ b/src/zh/UserGuide/dev-1.3/API/Programming-JDBC.md
@@ -21,7 +21,7 @@
# JDBC
-**注意**: 目前的JDBC实现仅是为与第三方工具连接使用的。不推荐使用 JDBC （执行插入语句时），因无法提供高性能写入，查询推荐使用 JDBC。
+**注意**: 当前 JDBC 实现仅适用于与第三方工具对接。不建议通过 JDBC 执行插入操作，因其无法提供高性能写入；查询场景推荐使用 JDBC。
对于Java应用，我们推荐使用[Java 原生接口](./Programming-Java-Native-API.md)*
diff --git
a/src/zh/UserGuide/latest-Table/IoTDB-Introduction/Release-history_timecho.md
b/src/zh/UserGuide/latest-Table/IoTDB-Introduction/Release-history_timecho.md
index f6394039..82896861 100644
---
a/src/zh/UserGuide/latest-Table/IoTDB-Introduction/Release-history_timecho.md
+++
b/src/zh/UserGuide/latest-Table/IoTDB-Introduction/Release-history_timecho.md
@@ -34,7 +34,6 @@ V2.0.8.2 版本新增树模型修改序列全名功能，表模型支持自定
-
存储模块：树模型支持[修改序列全名](../../latest/Basic-Concept/Operate-Metadata_timecho.md#_2-4-修改时间序列名称)，支持[更改序列数据类型](../../latest/Basic-Concept/Operate-Metadata_timecho.md#_2-3-修改时间序列数据类型)
-
存储模块：表模型支持[更改列数据类型](../Basic-Concept/Table-Management_timecho.md#_1-5-修改表)，支持[自定义
Time 列列名](../Basic-Concept/Table-Management_timecho.md#_1-1-创建表)
- 接口模块：支持 [ODBC Driver](../API/Programming-ODBC_timecho.md), Python
SessionDataset 支持分批获取 DataFrame，MQTT 服务外置并新增系统表 Services 提供服务查询
-- 系统模块：[审计日志](../User-Manual/Audit-Log_timecho.md)支持慢请求个数统计
- AINode：表模型支持自适应[协变量推理](../AI-capability/AINode_Upgrade_timecho.md#_4-1-模型推理)
- 流处理模块：树模型数据同步 pipe 语句中支持填写多个精确路径的 path
diff --git a/src/zh/UserGuide/latest-Table/User-Manual/Audit-Log_timecho.md
b/src/zh/UserGuide/latest-Table/User-Manual/Audit-Log_timecho.md
index 2e6615ed..0f0df746 100644
--- a/src/zh/UserGuide/latest-Table/User-Manual/Audit-Log_timecho.md
+++ b/src/zh/UserGuide/latest-Table/User-Manual/Audit-Log_timecho.md
@@ -53,7 +53,7 @@
| `audit_log_batch_max_queue_bytes` |
用于批量处理审计日志的队列最大字节数。当队列大小超过此值时，后续的写入操作将被阻塞。
| Long | 268435456 | 热加载 |
-* V2.0.8.2
+* V2.0.9.2
| 参数名称 | 参数描述
| 数据类型 | 默认值
| 生效方式 |
|-----------------------------------|------------------------------------------------------------------------------------------------------|
---------- | ------------------------ | ---------- |
@@ -148,14 +148,16 @@ Total line number = 1
It costs 0.011s
```
-* 查询审计事件类型为慢操作和登录的记录
+* 设置 slow_query_threshold = 1 (ms)，查询审计事件类型为慢操作的记录
```SQL
-IoTDB:__audit> select * from __audit.audit_log where
audit_event_type='SLOW_OPERATION' or audit_event_type='LOGIN' limit 1
-+-----------------------------+-------+-------+--------+------------+----------------+--------------+--------------+---------------+------+--------+----------+----------------------------------------------------------------------+
-|
time|node_id|user_id|username|cli_hostname|audit_event_type|operation_type|privilege_type|privilege_level|result|database|sql_string|
log|
-+-----------------------------+-------+-------+--------+------------+----------------+--------------+--------------+---------------+------+--------+----------+----------------------------------------------------------------------+
-|2026-01-23T11:47:42.136+08:00| node_1| u_none| user1| 127.0.0.1|
LOGIN| CONTROL| null| GLOBAL| false| |
|User user1 (ID=-1) login failed with code: 804, Authentication failed.|
-+-----------------------------+-------+-------+--------+------------+----------------+--------------+--------------+---------------+------+--------+----------+----------------------------------------------------------------------+
-Total line number = 1
-It costs 0.033s
+IoTDB:__audit> select * from audit_log where audit_event_type='SLOW_OPERATION'
limit 3
++-----------------------------+-------+-------+--------+------------+----------------+--------------+--------------+---------------+------+---------+-------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
[...]
+|
time|node_id|user_id|username|cli_hostname|audit_event_type|operation_type|privilege_type|privilege_level|result|
database|
[...]
++-----------------------------+-------+-------+--------+------------+----------------+--------------+--------------+---------------+------+---------+-------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
[...]
+|2026-05-06T14:57:57.468+08:00| node_1| u_0| root| 127.0.0.1|
SLOW_OPERATION| QUERY| [SELECT]| OBJECT| true| |
[...]
+|2026-05-06T14:58:38.149+08:00| node_1| u_0| root| 127.0.0.1|
SLOW_OPERATION| DML| [INSERT]| OBJECT|
true|database1|INSERT INTO table1(region, plant_id, device_id, model_id,
maintenance, time, temperature, humidity, status, arrival_time) VALUES ('北京',
'1001', '100', 'A', '180', '2024-11-26 13:37:00', 90.0, 35.1, true, '2024-11-26
13:37:34'), ('北京', '1001', '100', 'A', '180', '2024-11-26 13:38:00', 90.0,
35.1, true, '2024-11-26 13:38:25'), ('北京', '1001', ' [...]
+|2026-05-06T14:58:45.534+08:00| node_1| u_0| root| 127.0.0.1|
SLOW_OPERATION| QUERY| [SELECT]| OBJECT| true|database1|
[...]
++-----------------------------+-------+-------+--------+------------+----------------+--------------+--------------+---------------+------+---------+-------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
[...]
+Total line number = 3
+It costs 0.026s
```
\ No newline at end of file
diff --git a/src/zh/UserGuide/latest/API/Programming-JDBC_apache.md
b/src/zh/UserGuide/latest/API/Programming-JDBC_apache.md
index 4a08b8ad..09f93865 100644
--- a/src/zh/UserGuide/latest/API/Programming-JDBC_apache.md
+++ b/src/zh/UserGuide/latest/API/Programming-JDBC_apache.md
@@ -21,7 +21,7 @@
# JDBC
-**注意**: 目前的JDBC实现仅是为与第三方工具连接使用的。不推荐使用 JDBC （执行插入语句时），因无法提供高性能写入，查询推荐使用 JDBC。
+**注意**: 当前 JDBC 实现仅适用于与第三方工具对接。不建议通过 JDBC 执行插入操作，因其无法提供高性能写入；查询场景推荐使用 JDBC。
对于Java应用，我们推荐使用[Java 原生接口](./Programming-Java-Native-API_apache)*
diff --git a/src/zh/UserGuide/latest/API/Programming-JDBC_timecho.md
b/src/zh/UserGuide/latest/API/Programming-JDBC_timecho.md
index 3359b538..f259d028 100644
--- a/src/zh/UserGuide/latest/API/Programming-JDBC_timecho.md
+++ b/src/zh/UserGuide/latest/API/Programming-JDBC_timecho.md
@@ -21,7 +21,7 @@
# JDBC
-**注意**: 目前的JDBC实现仅是为与第三方工具连接使用的。不推荐使用 JDBC （执行插入语句时），因无法提供高性能写入，查询推荐使用 JDBC。
+**注意**: 当前 JDBC 实现仅适用于与第三方工具对接。不建议通过 JDBC 执行插入操作，因其无法提供高性能写入；查询场景推荐使用 JDBC。
对于Java应用，我们推荐使用[Java 原生接口](./Programming-Java-Native-API_timecho)*
diff --git
a/src/zh/UserGuide/latest/IoTDB-Introduction/Release-history_timecho.md
b/src/zh/UserGuide/latest/IoTDB-Introduction/Release-history_timecho.md
index 554c77b0..2ebe2f1d 100644
--- a/src/zh/UserGuide/latest/IoTDB-Introduction/Release-history_timecho.md
+++ b/src/zh/UserGuide/latest/IoTDB-Introduction/Release-history_timecho.md
@@ -34,7 +34,6 @@ V2.0.8.2 版本新增树模型修改序列全名功能，表模型支持自定
-
存储模块：树模型支持[修改序列全名](../Basic-Concept/Operate-Metadata_timecho.md#_2-4-修改时间序列名称)，支持[更改序列数据类型](../Basic-Concept/Operate-Metadata_timecho.md#_2-3-修改时间序列数据类型)
-
存储模块：表模型支持[更改列数据类型](../../latest-Table/Basic-Concept/Table-Management_timecho.md#_1-5-修改表)，支持[自定义
Time
列列名](../../latest-Table/Basic-Concept/Table-Management_timecho.md#_1-1-创建表)
- 接口模块：支持 [ODBC Driver](../API/Programming-ODBC_timecho.md), Python
SessionDataset 支持分批获取 DataFrame，MQTT 服务外置并新增系统表 Services 提供服务查询
-- 系统模块：[审计日志](../User-Manual/Audit-Log_timecho.md)支持慢请求个数统计
-
AINode：表模型支持自适应[协变量推理](../../latest-Table/AI-capability/AINode_Upgrade_timecho.md#_4-1-模型推理)
- 流处理模块：树模型数据同步 pipe 语句中支持填写多个精确路径的 path
diff --git a/src/zh/UserGuide/latest/User-Manual/Audit-Log_timecho.md
b/src/zh/UserGuide/latest/User-Manual/Audit-Log_timecho.md
index cfc2e0fe..d65afcc7 100644
--- a/src/zh/UserGuide/latest/User-Manual/Audit-Log_timecho.md
+++ b/src/zh/UserGuide/latest/User-Manual/Audit-Log_timecho.md
@@ -53,7 +53,7 @@
| `audit_log_batch_max_queue_bytes` |
用于批量处理审计日志的队列最大字节数。当队列大小超过此值时，后续的写入操作将被阻塞。
| Long | 268435456 | 热加载 |
-* V2.0.8.2
+* V2.0.9.2
| 参数名称 | 参数描述
| 数据类型 | 默认值
| 生效方式 |
|-----------------------------------|------------------------------------------------------------------------------------------------------|
---------- | ------------------------ | ---------- |
@@ -150,15 +150,17 @@ Total line number = 4
It costs 0.024s
```
-* 查询某个用户在某个数据节点上审计事件类型为慢操作和登录的记录
+* 设置 slow_query_threshold = 1 (ms)， 查询某个用户在某个数据节点上审计事件类型为慢操作的记录
```SQL
-IoTDB> select * from root.__audit.log.node_1.u_0 where
audit_event_type='SLOW_OPERATION' or audit_event_type='LOGIN'limit 1 align by
device
-+-----------------------------+---------------------------+------+---------------+--------------+--------+--------------+-----------------------------------------------------------------------------------------------+----------+----------------+------------+--------+
-| Time|
Device|result|privilege_level|privilege_type|database|operation_type|
log|sql_string|audit_event_type|cli_hostname|username|
-+-----------------------------+---------------------------+------+---------------+--------------+--------+--------------+-----------------------------------------------------------------------------------------------+----------+----------------+------------+--------+
-|2026-01-23T11:42:23.636+08:00|root.__audit.log.node_1.u_0| true|
GLOBAL| null| | CONTROL|IoTDB: Login status: Login
successfully. User root (ID=0), opens Session-1-root:127.0.0.1:51308|
| LOGIN| 127.0.0.1| root|
-+-----------------------------+---------------------------+------+---------------+--------------+--------+--------------+-----------------------------------------------------------------------------------------------+----------+----------------+------------+--------+
-Total line number = 1
-It costs 0.021s
+IoTDB> select * from root.__audit.log.node_1.u_0 where
audit_event_type='SLOW_OPERATION' align by device
++-----------------------------+---------------------------+------+---------------+--------------+--------+--------------+-----------------------------------------------------------------------------------------------------------------------------------------------------------------------+------------------------------------------------------------------------------------------------------------------------------------+----------------+------------+--------+
+| Time|
Device|result|privilege_level|privilege_type|database|operation_type|
log|
sql_string|audit_event_type|cli_hostname|username|
++-----------------------------+---------------------------+------+---------------+--------------+--------+--------------+-----------------------------------------------------------------------------------------------------------------------------------------------------------------------+------------------------------------------------------------------------------------------------------------------------------------+----------------+------------+--------+
+|2026-05-06T14:43:55.088+08:00|root.__audit.log.node_1.u_0| true|
OBJECT| [READ_DATA]| | QUERY| SLOW_QUERY: cost 60
ms, select * from root.__audit.log.node_1.u_0 where
audit_event_type='SLOW_OPERATION' or audit_event_type='LOGIN'limit 1 align by
device|select * from root.__audit.log.node_1.u_0 where
audit_event_type='SLOW_OPERATION' or audit_event_type='LOGIN'limit 1 align by
device| SLOW_OPERATION| 127.0.0.1| root|
+|2026-05-06T14:44:08.715+08:00|root.__audit.log.node_1.u_0| true|
OBJECT| [WRITE_DATA]| | DML| Execution: insert
into root.ln.wf02.wt02(timestamp, status, hardware) values (2, false, 'v2')
cost 290 ms, with status code: TSStatus(code:200, message:)|
insert into root.ln.wf02.wt02(timestamp, status,
hardware) values (2, false, 'v2')| SLOW_OPERATION| 127.0.0.1| root|
+|2026-05-06T14:44:11.684+08:00|root.__audit.log.node_1.u_0| true|
OBJECT| [WRITE_DATA]| | DML|Execution: insert into
root.ln.wf02.wt02(timestamp, status, hardware) VALUES (3, false, 'v3'),(4,
true, 'v4') cost 6 ms, with status code: TSStatus(code:200, message:)|
insert into root.ln.wf02.wt02(timestamp, status,
hardware) VALUES (3, false, 'v3'),(4, true, 'v4')| SLOW_OPERATION|
127.0.0.1| root|
++-----------------------------+---------------------------+------+---------------+--------------+--------+--------------+-----------------------------------------------------------------------------------------------------------------------------------------------------------------------+------------------------------------------------------------------------------------------------------------------------------------+----------------+------------+--------+
+Total line number = 3
+It costs 0.010s
```
