ORA-02252: check constraint condition not properly ended ORACLE 报错 故障修复 远程处理
文档解释
ORA-02252: check constraint condition not properly ended
Cause: The specified search condition for the check constraint is not properly ended.
Action: End the condition properly.
这是一个由Oracle数据库触发的错误,用户尝试为表创建或修改一个检查约束,但在语句结尾处丢失了结束运算符(例如括号)。
官方解释
常见案例
SQL> ALTER TABLE customers
2 ADD CONSTRAINT customers_city_ck CHECK(city = ‘New York’
正常处理方法及步骤
SQL> ALTER TABLE customers
2 ADD CONSTRAINT customers_city_ck CHECK (city = ‘New York’);
建议修改后,确保已使用正确的语法指定检查约束的完整语句:
SQL> ALTER TABLE customers
2 ADD CONSTRAINT customers_city_ck CHECK(city = ‘New York’);