SELECT
TABLE_NAME,
TABLE_TYPE,
COMMENTS
FROM
USER_TAB_COMMENTS
WHERE
TABLE_NAME = 'TD_PTL_OA_REQ_MSG'
查字段：
SELECT
TABLE_NAME,
COLUMN_NAME,
COMMENTS
FROM
USER_COL_COMMENTS
WHERE
TABLE_NAME = 'TD_PTL_OA_REQ_MSG';
作者 wiselyman
查出数据库表中的comment
SELECT
TABLE_NAME,
TABLE_TYPE,
COMMENTS
FROM
USER_TAB_COMMENTS
WHERE
TABLE_NAME = 'TD_PTL_OA_REQ_MSG'
查字段：
SELECT
TABLE_NAME,
COLUMN_NAME,
COMMENTS
FROM
USER_COL_COMMENTS
WHERE
TABLE_NAME = 'TD_PTL_OA_REQ_MSG';
作者 wiselyman