canEqual
Column Col JSONMetaData Key Par Procedure Ref Table AliasIdentExpr AllExpr ArrExpr AssignExpr BinExpr BracesExpr ColExpr ConstExpr FunExpr Group IdentAllExpr IdentExpr IdExpr IdRefExpr Order ResExpr SelectExpr Table TableJoin UnExpr VarExpr All Arr BinOp Braces Col Cols Delete Fun Grp Id Ident IdentAll IdRef Insert Join Null Obj Ord Query Result UnOp Update Variable Arrays Object Objects Row