deniskuzZ commented on code in PR #3513:
URL: https://github.com/apache/hive/pull/3513#discussion_r955051510
##########
standalone-metastore/metastore-server/src/main/java/org/apache/hadoop/hive/metastore/txn/TxnHandler.java:
##########
@@ -3844,34 +3847,51 @@ protected static String compactorStateToResponse(char
s) {
public ShowCompactResponse showCompact(ShowCompactRequest rqst) throws
MetaException {
ShowCompactResponse response = new ShowCompactResponse(new ArrayList<>());
Connection dbConn = null;
- Statement stmt = null;
+ PreparedStatement stmt = null;
try {
try {
- dbConn = getDbConn(Connection.TRANSACTION_READ_COMMITTED);
- stmt = dbConn.createStatement();
- String s = "" +
- //-1 because 'null' literal doesn't work for all DBs...
+ 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_CLEANER_START\", \"CQ_POOL_NAME\"" +
"FROM " +
- " \"COMPACTION_QUEUE\" " +
+ " \"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 " +
+ " -1 , \"CC_POOL_NAME\"" +
"FROM " +
- " \"COMPLETED_COMPACTIONS\""; //todo: sort by cq_id?
+ " \"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)
- LOG.debug("Going to execute query <" + s + ">");
- ResultSet rs = stmt.executeQuery(s);
+
+ String query = sb.toString();
+ dbConn = getDbConn(Connection.TRANSACTION_READ_COMMITTED);
+ stmt = dbConn.prepareStatement(query);
+ if
(org.apache.commons.lang3.StringUtils.isNotBlank(rqst.getPoolName())) {
Review Comment:
+1
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