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Diffstat (limited to 'src/backend/optimizer/ordering.h')
| -rw-r--r-- | src/backend/optimizer/ordering.h | 24 |
1 files changed, 24 insertions, 0 deletions
diff --git a/src/backend/optimizer/ordering.h b/src/backend/optimizer/ordering.h new file mode 100644 index 00000000000..0b598fb71a9 --- /dev/null +++ b/src/backend/optimizer/ordering.h @@ -0,0 +1,24 @@ +/*------------------------------------------------------------------------- + * + * ordering.h-- + * prototypes for ordering.c. + * + * + * Copyright (c) 1994, Regents of the University of California + * + * $Id: ordering.h,v 1.1.1.1 1996/07/09 06:21:34 scrappy Exp $ + * + *------------------------------------------------------------------------- + */ +#ifndef ORDERING_H +#define ORDERING_H + +extern bool equal_path_path_ordering(PathOrder *path_ordering1, + PathOrder *path_ordering2); +extern bool equal_path_merge_ordering(Oid *path_ordering, + MergeOrder *merge_ordering); +extern bool equal_merge_merge_ordering(MergeOrder *merge_ordering1, + MergeOrder *merge_ordering2); +extern bool equal_sortops_order(Oid *ordering1, Oid *ordering2); + +#endif /* ORDERING_H */ |