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https://issues.apache.org/jira/browse/HIVE-22163?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16930417#comment-16930417
]
Hive QA commented on HIVE-22163:
--------------------------------
Here are the results of testing the latest attachment:
https://issues.apache.org/jira/secure/attachment/12980373/HIVE-22163.5.patch
{color:green}SUCCESS:{color} +1 due to 1 test(s) being added or modified.
{color:red}ERROR:{color} -1 due to 14 failed/errored test(s), 16761 tests
executed
*Failed tests:*
{noformat}
org.apache.hadoop.hive.metastore.TestObjectStore.catalogs (batchId=233)
org.apache.hadoop.hive.metastore.TestObjectStore.testDatabaseOps (batchId=233)
org.apache.hadoop.hive.metastore.TestObjectStore.testDeprecatedConfigIsOverwritten
(batchId=233)
org.apache.hadoop.hive.metastore.TestObjectStore.testDirectSQLDropParitionsCleanup
(batchId=233)
org.apache.hadoop.hive.metastore.TestObjectStore.testDirectSQLDropPartitionsCacheCrossSession
(batchId=233)
org.apache.hadoop.hive.metastore.TestObjectStore.testDirectSqlErrorMetrics
(batchId=233)
org.apache.hadoop.hive.metastore.TestObjectStore.testEmptyTrustStoreProps
(batchId=233)
org.apache.hadoop.hive.metastore.TestObjectStore.testMasterKeyOps (batchId=233)
org.apache.hadoop.hive.metastore.TestObjectStore.testMaxEventResponse
(batchId=233)
org.apache.hadoop.hive.metastore.TestObjectStore.testPartitionOps (batchId=233)
org.apache.hadoop.hive.metastore.TestObjectStore.testQueryCloseOnError
(batchId=233)
org.apache.hadoop.hive.metastore.TestObjectStore.testRoleOps (batchId=233)
org.apache.hadoop.hive.metastore.TestObjectStore.testTableOps (batchId=233)
org.apache.hadoop.hive.metastore.TestObjectStore.testUseSSLProperty
(batchId=233)
{noformat}
Test results:
https://builds.apache.org/job/PreCommit-HIVE-Build/18609/testReport
Console output: https://builds.apache.org/job/PreCommit-HIVE-Build/18609/console
Test logs: http://104.198.109.242/logs/PreCommit-HIVE-Build-18609/
Messages:
{noformat}
Executing org.apache.hive.ptest.execution.TestCheckPhase
Executing org.apache.hive.ptest.execution.PrepPhase
Executing org.apache.hive.ptest.execution.YetusPhase
Executing org.apache.hive.ptest.execution.ExecutionPhase
Executing org.apache.hive.ptest.execution.ReportingPhase
Tests exited with: TestsFailedException: 14 tests failed
{noformat}
This message is automatically generated.
ATTACHMENT ID: 12980373 - PreCommit-HIVE-Build
> CBO: Enabling CBO turns on stats estimation, even when the estimation is
> disabled
> ---------------------------------------------------------------------------------
>
> Key: HIVE-22163
> URL: https://issues.apache.org/jira/browse/HIVE-22163
> Project: Hive
> Issue Type: Bug
> Components: CBO
> Reporter: Gopal V
> Assignee: Krisztian Kasa
> Priority: Major
> Attachments: HIVE-22163.1.patch, HIVE-22163.1.patch,
> HIVE-22163.1.patch, HIVE-22163.2.patch, HIVE-22163.3.patch,
> HIVE-22163.4.patch, HIVE-22163.4.patch, HIVE-22163.5.patch,
> HIVE-22163.5.patch, HIVE-22163.5.patch, HIVE-22163.5.patch
>
>
> {code}
> create table claims(claim_rec_id bigint, claim_invoice_num string, typ_c int);
> alter table claims update statistics set
> ('numRows'='1154941534','rawDataSize'='1135307527922');
> set hive.stats.estimate=false;
> explain extended select count(1) from claims where typ_c=3;
> set hive.stats.ndv.estimate.percent=5e-7;
> explain extended select count(1) from claims where typ_c=3;
> {code}
> Expecting the standard /2 for the single filter, but we instead get 5 rows.
> {code}
> ' Map Operator Tree:'
> ' TableScan'
> ' alias: claims'
> ' filterExpr: (typ_c = 3) (type: boolean)'
> ' Statistics: Num rows: 1154941534 Data size: 4388777832
> Basic stats: COMPLETE Column stats: NONE'
> ' GatherStats: false'
> ' Filter Operator'
> ' isSamplingPred: false'
> ' predicate: (typ_c = 3) (type: boolean)'
> ' Statistics: Num rows: 5 Data size: 19 Basic stats:
> COMPLETE Column stats: NONE'
> {code}
> The estimation is in effect, as changing the estimate.percent changes this.
> {code}
> ' filterExpr: (typ_c = 3) (type: boolean)'
> ' Statistics: Num rows: 1154941534 Data size: 4388777832
> Basic stats: COMPLETE Column stats: NONE'
> ' GatherStats: false'
> ' Filter Operator'
> ' isSamplingPred: false'
> ' predicate: (typ_c = 3) (type: boolean)'
> ' Statistics: Num rows: 230988307 Data size: 877755567
> Basic stats: COMPLETE Column stats: NONE'
> {code}
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