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标题: ORA-37187: null parent and child pair found in parent-child hierarchy [打印本页]

作者: michaeljet 时间: 2016-9-7 10:31
标题: ORA-37187: null parent and child pair found in parent-child hierarchy

Cause: While reading values for aparent-child hierarchy, a row was retrieved

which had both null child and parent values.

Action: Correct the source table orSQL to return value parent and child pairs.

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