diff options
Diffstat (limited to 'src/backend/nodes/nodeFuncs.h')
| -rw-r--r-- | src/backend/nodes/nodeFuncs.h | 23 |
1 files changed, 23 insertions, 0 deletions
diff --git a/src/backend/nodes/nodeFuncs.h b/src/backend/nodes/nodeFuncs.h new file mode 100644 index 00000000000..c725f251779 --- /dev/null +++ b/src/backend/nodes/nodeFuncs.h @@ -0,0 +1,23 @@ +/*------------------------------------------------------------------------- + * + * nodeFuncs.h-- + * + * + * + * Copyright (c) 1994, Regents of the University of California + * + * $Id: nodeFuncs.h,v 1.1.1.1 1996/07/09 06:21:32 scrappy Exp $ + * + *------------------------------------------------------------------------- + */ +#ifndef NODEFUNCS_H +#define NODEFUNCS_H + +extern bool single_node(Node *node); +extern bool var_is_outer(Var *var); +extern bool var_is_inner(Var *var); +extern bool var_is_rel(Var *var); +extern Oper *replace_opid(Oper *oper); +extern bool non_null(Expr *c); + +#endif /* NODEFUNCS_H */ |