[KYLIN-3557] PreparedStatement should be closed in JDBCResourceDAO#checkTableExists

• Type: Bug
• Status: Closed
• Priority: Minor
• Resolution: Fixed
• Fix Version/s: v2.5.0
• Component/s: Metadata
• Assignee: Shao Feng Shi
• Reporter: Ted Yu
• Created: 11/Sep/18 21:33
• Updated: 17/Sep/18 10:57
• Resolved: 12/Sep/18 06:39

Description

                final PreparedStatement ps = connection.prepareStatement(getCheckTableExistsSql(tableName));
                final ResultSet rs = ps.executeQuery();

ps should be closed upon return.