GAUSS-01440:index search operators must return Boolean SQLSTATE: 42P17
错误码
错误描述:index search operators must return Boolean SQLSTATE: 42P17
错误原因:CREATE OPERATOR CLASS、ALTER OPERATOR FAMILY … ADD OPERATOR…FOR SEARCH,但是该操作符的返回值不是BOOL类型。
解决方法:CREATE OPERATOR CLASS、ALTER OPERATOR FAMILY … ADD OPERATOR…FOR SEARCH,则操作符的返回值必须是BOOL类型。
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