ORA-33044：(XSAGDNGL21) AGGREGATE operator string requires a WEIGHTBY clause, but the ARGS clause in AGGMAP workspace object did not specify one.
错误码
错误描述：(XSAGDNGL21) AGGREGATE operator string requires a WEIGHTBY clause, but the ARGS clause in AGGMAP workspace object did not specify one.
错误原因：The user used an operator which needs weight values but not provided the weight values.
解决方法：Provide weight values using a WEIGHTBY cluase.
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