# mysql 允许字段使用[`]符号包含,oracle 不允许;
# 下面的代码支持mysql ,但不支持oracle (ORA-00911: 无效字符)
SELECT USER_ID, CREATED_DT
FROM TB_USER
WHERE `USER_ID` = '1'
AND `CREATED_DT` = '2022-05-10'
ORDER BY CREATED_DT DESC
# ORACLE正确写法:
SELECT USER_ID, CREATED_DT
FROM TB_USER
WHERE USER_ID = '1'
AND CREATED_DT = '2022-05-10'
ORDER BY CREATED_DT DESC
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