ORA-41695: equal specification should have a minimum of two elements ORACLE 报错 故障修复 远程处理
文档解释
ORA-41695: equal specification should have a minimum of two elements
Cause: An attempt was made to specify fewer than two elements in the equal clause for a rule condition or the rule class properties.
Action: Correct the input and try again.
ORA-41695: equal specification should have a minimum of two elements 是 Oracle 错误代码,它表明在给定的语法中,如果使用 EQUAL 来指定对象时,应该将至少两个具体元素包括进去。
官方解释
常见案例
一般处理方法及步骤
1. 检测是否使用了 EQUAL 运算符;
2. 检查 EQUAL 是否只用了一个元素;
3. 检查元素的类型是否相同;
4. 确保 EQUAL 运算符右边至少有一个元素;
5. 确保指定的元素之间类型完全相等。