java/openmldb-jmh/src/main/java/com/_4paradigm/sql/jmh/ParameterizedQueryBenchmark.java
default void cleanup() throws SQLException {
        try (PreparedStatement stmt = getConnection().prepareStatement(getQuery())) {
            stmt.execute(getCleanDDL());
        }
    }
/**
     * delete prepared data and inserted tables
     * @throws SQLException
     */
delete prepared data and inserted tables
@throws SQLException
delete prepared data and inserted tables @throws SQLException
default void cleanup() throws SQLException {
        try (PreparedStatement stmt = getConnection().prepareStatement(getQuery())) {
            stmt.execute(getCleanDDL());
        }
    }
default void cleanup ( ) throws SQLException { try ( PreparedStatement stmt = getConnection ( ) . prepareStatement ( getQuery ( ) ) ) { stmt . execute ( getCleanDDL ( ) ) ; } }
delete prepared data and inserted tables
 @throws SQLException
delete prepared data and inserted tables @throws SQLException