文档解释
ORA-25439: duplicate variable value for variable: string
Cause: An attempt to evaluate was made, which failed because some of the variable values specified had the same variable name.
Action: Check the variable names specified, and try again with only one value per variable.
ORA-25439: duplicate variable value for variable: string
这个错误提示中的string是指变量的名称。这个错误是指在定义一个变量时,为该变量提供了两个相同的值。
官方解释
ORA-25439: duplicate variable value for variable: string
Cause: Two or more values were supplied for the same variable specified in the description of the CALL or COUNT operation.
Action: Check the description and use different values for each variable.
常见案例
当执行一个存储过程时,为同一个变量赋了两个相同的值,这时就可能出现ORA-25439: duplicate variable value for variable: string错误。
正常处理方法及步骤
1.检查存储过程中的变量是不是赋了重复的值;
2.将重复的值改为不同的,然后重新运行一次定义的存储过程。