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GAUSS-01443:btree sort support procedures must accept type 'internal' SQLSTATE: 42P17

错误码

错误描述:btree sort support procedures must accept type 'internal' SQLSTATE: 42P17
错误原因:CREATE OPERATOR CLASS、ALTER OPERATOR FAMILY … ADD FUNCTION,access_method是btree且指定的函数是btree sort support函数,但是参数类型不是internal。
解决方法:CREATE OPERATOR CLASS、ALTER OPERATOR FAMILY … ADD FUNCTION,指定的函数是btree sort support函数,则参数类型必须是internal。

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