aiaiDBA

加微信获取免费职业规划+学习资料,了解年薪50万的DBA是如何练成的

13718043309

010-86462881

PLS-01913: : instance must of be of type 'string' or one of its subtypes

PLS-01913: : instance must of be of type 'string' or one of its subtypes
Cause: The run-time type of the instance is the not declared type or one of its subtypes. e.g. TREAT(supertype AS subtype) fails.
Action: Catch the exception.

请先 登录 后评论

1 个回答

小智
PLS-01913::实例必须是“ string ” 类型或其子类型之一,
.原因:实例的运行时类型是未声明的类型或其子类型之一。例如TREAT(超类型AS子类型)失败。,
.动作:捕捉异常。,
.
请先 登录 后评论