文档解释 ORA-12987: cannot combine drop column with other operations Cause: An attempt was made to combine drop column with
ORA-12987: cannot combine drop column with other operations
Cause: An attempt was made to combine drop column with other ALTER TABLE operations.
Action: Ensure that drop column is the sole operation specified in ALTER TABLE.
ORA-12987:不能与其他操作组合使用DROP COLUMN。
ALTER TABLE customer ADD a VARCHAR2(20) NOT NULL, DROP COLUMN b;
ALTER TABLE customer DROP COLUMN b, ADD a VARCHAR2(20) NOT NULL;
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本文标题: ORA-12987: cannot combine drop column with other operations ORACLE 报错 故障修复 远程处理
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