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https://issues.apache.org/jira/browse/HIVE-25246?focusedWorklogId=617977&page=com.atlassian.jira.plugin.system.issuetabpanels:worklog-tabpanel#worklog-617977
]
ASF GitHub Bot logged work on HIVE-25246:
-----------------------------------------
Author: ASF GitHub Bot
Created on: 02/Jul/21 05:16
Start Date: 02/Jul/21 05:16
Worklog Time Spent: 10m
Work Description: pkumarsinha commented on a change in pull request #2396:
URL: https://github.com/apache/hive/pull/2396#discussion_r662736099
##########
File path:
standalone-metastore/metastore-server/src/main/java/org/apache/hadoop/hive/metastore/txn/TxnHandler.java
##########
@@ -1122,12 +1154,76 @@ public void abortTxns(AbortTxnsRequest rqst) throws
MetaException {
}
}
+ private long getDatabaseId(Connection dbConn, String database, String
catalog) throws SQLException {
+ ResultSet rs = null;
+ PreparedStatement pst = null;
+ try {
+ String query = "select \"DB_ID\" from \"DBS\" where \"NAME\" = ? and
\"CTLG_NAME\" = ?";
+ pst = sqlGenerator.prepareStmtWithParameters(dbConn, query,
Arrays.asList(database, catalog));
+ LOG.debug("Going to execute query <" + query.replaceAll("\\?", "{}") +
">",
+ quoteString(database), quoteString(catalog));
+ rs = pst.executeQuery();
+ if (!rs.next()) {
+ LOG.error("Database: " + database + " does not exist in catalog " +
catalog);
+ return -1;
+ }
+ return rs.getLong(1);
+ } finally {
+ close(rs);
+ closeStmt(pst);
+ }
+ }
+
+ private void updateDatabaseProp(Connection dbConn, Statement stmt,
+ long dbId, String prop, String propValue)
throws SQLException {
+ ResultSet rs = null;
+ PreparedStatement pst = null;
+ String query;
+ try {
+ rs = stmt.executeQuery("SELECT \"PARAM_VALUE\" FROM \"DATABASE_PARAMS\"
WHERE \"PARAM_KEY\" = " +
+ "'" + prop + "' AND \"DB_ID\" = " + dbId);
+ if (!rs.next()) {
+ query = "INSERT INTO \"DATABASE_PARAMS\" VALUES ( " + dbId + " , '" +
prop + "' , ? )";
+ } else {
+ query = "UPDATE \"DATABASE_PARAMS\" SET \"PARAM_VALUE\" = ? WHERE
\"DB_ID\" = " + dbId +
+ " AND \"PARAM_KEY\" = '" + prop + "'";
+ }
+ close(rs);
+ pst = sqlGenerator.prepareStmtWithParameters(dbConn, query,
Arrays.asList(propValue));
+ LOG.debug("Updating " + prop + " for db <" + query.replaceAll("\\?",
"{}") + ">", propValue);
+ if (pst.executeUpdate() != 1) {
+ //only one row insert or update should happen
+ throw new RuntimeException("DATABASE_PARAMS is corrupted for
databaseID: " + dbId);
+ }
+ } finally {
+ close(rs);
+ closeStmt(pst);
+ }
+ }
+
+ private void markDbAsReplIncompatible(Connection dbConn, String database)
throws SQLException {
+ Statement stmt = dbConn.createStatement();
+ String catalog = MetaStoreUtils.getDefaultCatalog(conf);
+ String s = sqlGenerator.getDbProduct().getPrepareTxnStmt();
+ if (s != null) {
+ stmt.execute(s);
+ }
+ long dbId = getDatabaseId(dbConn, database, catalog);
+ if (dbId == -1) {
+ return;
+ }
+ updateDatabaseProp(dbConn, stmt, dbId, ReplConst.REPL_INCOMPATIBLE,
ReplConst.TRUE);
+ closeStmt(stmt);
Review comment:
This is still prone to statement object leak.
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Issue Time Tracking
-------------------
Worklog Id: (was: 617977)
Time Spent: 3h (was: 2h 50m)
> Fix the clean up of open repl created transactions
> --------------------------------------------------
>
> Key: HIVE-25246
> URL: https://issues.apache.org/jira/browse/HIVE-25246
> Project: Hive
> Issue Type: Improvement
> Reporter: Haymant Mangla
> Assignee: Haymant Mangla
> Priority: Major
> Labels: pull-request-available
> Time Spent: 3h
> Remaining Estimate: 0h
>
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