deniskuzZ commented on code in PR #4566:
URL: https://github.com/apache/hive/pull/4566#discussion_r1418958428
##########
standalone-metastore/metastore-server/src/main/java/org/apache/hadoop/hive/metastore/txn/TxnHandler.java:
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@@ -470,28 +320,29 @@ private boolean checkIfTableIsUsable(String tableName,
boolean configValue) thro
// don't check it if disabled
return false;
}
- Connection dbConn = null;
- boolean tableExists = true;
+ jdbcResource.bindDataSource(POOL_TX);
try {
- dbConn = getDbConn(Connection.TRANSACTION_READ_COMMITTED);
- try (Statement stmt = dbConn.createStatement()) {
- // Dummy query to see if table exists
- try (ResultSet rs = stmt.executeQuery("SELECT 1 FROM \"" + tableName +
"\"")) {
- rs.next();
- }
- }
- } catch (SQLException e) {
+ jdbcResource.getJdbcTemplate().query("SELECT 1 FROM \"" + tableName +
"\"", new MapSqlParameterSource(),
+ rs -> {
+ if (rs.next()) {
+ return rs.getInt(1);
+ }
+ return -1;
Review Comment:
-1 would be cast to false?
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