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Cleanup

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This commit is contained in:
Bruce Momjian 2001-02-12 18:46:40 +00:00
parent f6df410022
commit d8c4cb740c
1 changed files with 6 additions and 6 deletions
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12
src/backend/optimizer/util/clauses.c
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@ -8,7 +8,7 @@
* *
* *
* IDENTIFICATION * IDENTIFICATION
* $Header: /cvsroot/pgsql/src/backend/optimizer/util/clauses.c,v 1.80 2001/02/12 18:30:52 momjian Exp $ * $Header: /cvsroot/pgsql/src/backend/optimizer/util/clauses.c,v 1.81 2001/02/12 18:46:40 momjian Exp $
* *
* HISTORY * HISTORY
* AUTHOR DATE MAJOR EVENT * AUTHOR DATE MAJOR EVENT
@ -1606,7 +1606,7 @@ simplify_op_or_func(Expr *expr, List *args)
* { * {
* if (node == NULL) * if (node == NULL)
* return false; * return false;
* # check for nodes that special work is required for, eg: * // check for nodes that special work is required for, eg:
* if (IsA(node, Var)) * if (IsA(node, Var))
* { * {
* ... do special actions for Var nodes * ... do special actions for Var nodes
@ -1615,7 +1615,7 @@ simplify_op_or_func(Expr *expr, List *args)
* { * {
* ... do special actions for other node types * ... do special actions for other node types
* } * }
* # for any node type not specially processed, do: * // for any node type not specially processed, do:
* return expression_tree_walker(node, my_walker, (void *) context); * return expression_tree_walker(node, my_walker, (void *) context);
* } * }
* *
@ -1659,7 +1659,7 @@ simplify_op_or_func(Expr *expr, List *args)
* { * {
* adjust context for subquery; * adjust context for subquery;
* result = query_tree_walker((Query *) node, my_walker, context, * result = query_tree_walker((Query *) node, my_walker, context,
* true); # to visit subquery RTEs too * true); // to visit subquery RTEs too
* restore context if needed; * restore context if needed;
* return result; * return result;
* } * }
@ -1909,7 +1909,7 @@ query_tree_walker(Query *query,
* { * {
* if (node == NULL) * if (node == NULL)
* return NULL; * return NULL;
* # check for nodes that special work is required for, eg: * // check for nodes that special work is required for, eg:
* if (IsA(node, Var)) * if (IsA(node, Var))
* { * {
* ... create and return modified copy of Var node * ... create and return modified copy of Var node
@ -1918,7 +1918,7 @@ query_tree_walker(Query *query,
* { * {
* ... do special transformations of other node types * ... do special transformations of other node types
* } * }
* # for any node type not specially processed, do: * // for any node type not specially processed, do:
* return expression_tree_mutator(node, my_mutator, (void *) context); * return expression_tree_mutator(node, my_mutator, (void *) context);
* } * }
* *