*

*

* IDENTIFICATION

* $Header: /cvsroot/pgsql/src/backend/parser/gram.y,v 2.64 1999/03/18 22:01:56 momjian Exp $

* $Header: /cvsroot/pgsql/src/backend/parser/gram.y,v 2.65 1999/03/18 22:03:59 momjian Exp $

*

* HISTORY

* AUTHORDATEMAJOR EVENT

}

/*

*The optimizer doesn't like '-' 4, but wants an integer of -4, so we

* try to merge the minus into the constant.

*The optimizer doesn't like '-' 4 for index use. It only checks for

*Var '=' Const. It wants an integer of -4, so we try to merge the

*minus into the constant.

*/

static Node *doNegate(Node *n)

{