deniskuzZ commented on code in PR #3625:
URL: https://github.com/apache/hive/pull/3625#discussion_r984599301
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standalone-metastore/metastore-server/src/main/java/org/apache/hadoop/hive/metastore/txn/TxnHandler.java:
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@@ -3871,46 +3873,35 @@ public ShowCompactResponse
showCompact(ShowCompactRequest rqst) throws MetaExcep
PreparedStatement stmt = null;
try {
try {
- StringBuilder sb =new StringBuilder(2048);
- sb.append(
- "SELECT " +
- " \"CQ_DATABASE\", \"CQ_TABLE\", \"CQ_PARTITION\", \"CQ_STATE\",
\"CQ_TYPE\", \"CQ_WORKER_ID\", " +
- " \"CQ_START\", -1 \"CC_END\", \"CQ_RUN_AS\",
\"CQ_HADOOP_JOB_ID\", \"CQ_ID\", \"CQ_ERROR_MESSAGE\", " +
- " \"CQ_ENQUEUE_TIME\", \"CQ_WORKER_VERSION\",
\"CQ_INITIATOR_ID\", \"CQ_INITIATOR_VERSION\", " +
- " \"CQ_CLEANER_START\", \"CQ_POOL_NAME\"" +
- "FROM " +
- " \"COMPACTION_QUEUE\" "
- );
- if
(org.apache.commons.lang3.StringUtils.isNotBlank(rqst.getPoolName())) {
- sb.append("WHERE \"CQ_POOL_NAME\" = ? ");
- }
- sb.append(
- "UNION ALL " +
- "SELECT " +
- " \"CC_DATABASE\", \"CC_TABLE\", \"CC_PARTITION\", \"CC_STATE\",
\"CC_TYPE\", \"CC_WORKER_ID\", " +
- " \"CC_START\", \"CC_END\", \"CC_RUN_AS\", \"CC_HADOOP_JOB_ID\",
\"CC_ID\", \"CC_ERROR_MESSAGE\", " +
- " \"CC_ENQUEUE_TIME\", \"CC_WORKER_VERSION\",
\"CC_INITIATOR_ID\", \"CC_INITIATOR_VERSION\", " +
- " -1 , \"CC_POOL_NAME\"" +
- "FROM " +
- " \"COMPLETED_COMPACTIONS\" "
- );
- if
(org.apache.commons.lang3.StringUtils.isNotBlank(rqst.getPoolName())) {
- sb.append("WHERE \"CC_POOL_NAME\" = ?");
- }
- //todo: sort by cq_id?
- //what I want is order by cc_end desc, cc_start asc (but derby has a
bug https://issues.apache.org/jira/browse/DERBY-6013)
- //to sort so that currently running jobs are at the end of the list
(bottom of screen)
- //and currently running ones are in sorted by start time
- //w/o order by likely currently running compactions will be first (LHS
of Union)
-
- String query = sb.toString();
+ String query = "SELECT XX.* FROM ( SELECT " +
Review Comment:
We should move the query into the constants, maybe create some TxnQueries
class
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