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PLS-00222: no function with name 'string' exists in this scope

PLS-00222: no function with name 'string' exists in this scope
Cause: An identifier being referenced as a function was not declared or actually represents another object (for example, it might have been declared as a procedure).
Action: Check the spelling and declaration of the identifier. Also confirm that the declaration is placed correctly in the block structure.

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小智
PLS-00222:此范围中不存在名称为' string '的函数,
.原因:引用为函数的标识符未声明或实际表示另一个对象(例如,它可能已被声明为过程)。,
.操作:检查标识符的拼写和声明。同时确认声明在块结构中正确放置。,
.
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