ananlittlebaby opened a new issue #9247:
URL: https://github.com/apache/shardingsphere/issues/9247
### Which version of ShardingSphere did you use? shardingsphere-proxy
4.1.1,it also happens at 5.0.0-alpha version.
myApp(jdbc) --> shardingsphere-proxy --> PostgreSQL 12.5, compiled by
Visual C++ build 1914, 64-bit
`<dependency>`
` <groupId>org.postgresql</groupId>`
` <artifactId>postgresql</artifactId>`
` <version>42.2.18</version>`
` </dependency>`
java code
```
1. Connection connection=getConn();
2. Statement stmt=null;
3. connection.setAutoCommit(false);
4. stmt=connection.createStatement();
5. stmt.execute("update adm_tenant set law_name='xxxx' where
tenant_code='XX'");
6. connection.commit();
```
shardingsphere-proxy
server.yaml
```
props:
max.connections.size.per.query: 1
acceptor.size: 16 # The default value is available processors count * 2.
executor.size: 16 # Infinite by default.
proxy.frontend.flush.threshold: 128 # The default value is 128.
proxy.transaction.type: LOCAL
proxy.hint.enabled: true
sql.show: true
```
config-sharding.yaml
```
dataSources:
ds_0:
url:
jdbc:postgresql://127.0.0.1:5432/postgres?serverTimezone=UTC&useSSL=false
username: xxx
password: xxx
connectionTimeoutMilliseconds: 30000
idleTimeoutMilliseconds: 60000
maxLifetimeMilliseconds: 1800000
maxPoolSize: 50
shardingRule:
tables:
t_order:
actualDataNodes: ds_0.XXX_${2016..2100}
tableStrategy:
standard:
shardingColumn: d_date
preciseAlgorithmClassName: xxx
rangeAlgorithmClassName: xxx
bindingTables:
- XXX
defaultDatabaseStrategy:
none:
defaultTableStrategy:
none:
```
### Expected behavior
update success!
### Actual behavior
myApp throw the PSQLException at No5 ： stmt.execute("update adm_tenant set
law_name='xxxx' where tenant_code='XX'");
`org.postgresql.util.PSQLException: Expected command status BEGIN, got null
0.
at
org.postgresql.core.v3.QueryExecutorImpl$1.handleCommandStatus(QueryExecutorImpl.java:582)
at
org.postgresql.core.v3.QueryExecutorImpl.interpretCommandStatus(QueryExecutorImpl.java:2598)
at
org.postgresql.core.v3.QueryExecutorImpl.processResults(QueryExecutorImpl.java:2233)
at
org.postgresql.core.v3.QueryExecutorImpl.execute(QueryExecutorImpl.java:323)
at org.postgresql.jdbc.PgStatement.executeInternal(PgStatement.java:473)
at org.postgresql.jdbc.PgStatement.execute(PgStatement.java:393)
at
org.postgresql.jdbc.PgStatement.executeWithFlags(PgStatement.java:322)
at
org.postgresql.jdbc.PgStatement.executeCachedSql(PgStatement.java:308)
at
org.postgresql.jdbc.PgStatement.executeWithFlags(PgStatement.java:284)
at org.postgresql.jdbc.PgStatement.execute(PgStatement.java:279)`
**at TestClass.main(TestClass.java:5)**
Shardingsphere-proxy don't print any expcetion log
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