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    /**
     * ¸üмǼ£¬Ô­×Ó²Ù×÷£¬²»»ácommit
     * @param sql_id
     * @param condition
     * @return
     * @throws SQLException
     */
    public boolean updateBatchSql(String sql, List<List<String>> conditions) throws SQLException {
        boolean b = false;
        if (sql == null || sql.trim().length() == 0) {
            return b;
        }
        Connection conn = null;
        ResultSet rs = null;
        PreparedStatement pstmt = null;
        //Ö´ÐÐsql
        try {
            conn = handler.getConnection();
            pstmt = conn.prepareStatement(sql);
            //Ñ­»·¸³Öµ
            for (List<String> condition : conditions) {
                for (int i = 0; i < condition.size(); i++) {
                    pstmt.setString(i + 1, condition.get(i));
                }
                pstmt.addBatch();
            }
    &


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¡¡¡¡from dba_tablespaces t, dba_data_files d
¡¡¡¡where t.tablespace_name = d.tablespace_name
¡¡¡¡group by t.tablespace_name;
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select user,table_name from all_tables;
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select table_name,column_name from user_tab_columns;
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