diff options
Diffstat (limited to 'src/backend/optimizer/path/_deadcode/predmig.c')
| -rw-r--r-- | src/backend/optimizer/path/_deadcode/predmig.c | 32 |
1 files changed, 16 insertions, 16 deletions
diff --git a/src/backend/optimizer/path/_deadcode/predmig.c b/src/backend/optimizer/path/_deadcode/predmig.c index 058b89780d6..a27b61fb62c 100644 --- a/src/backend/optimizer/path/_deadcode/predmig.c +++ b/src/backend/optimizer/path/_deadcode/predmig.c @@ -7,7 +7,7 @@ * * * IDENTIFICATION - * $Header: /cvsroot/pgsql/src/backend/optimizer/path/_deadcode/Attic/predmig.c,v 1.1 1999/02/18 19:58:53 momjian Exp $ + * $Header: /cvsroot/pgsql/src/backend/optimizer/path/_deadcode/Attic/predmig.c,v 1.2 1999/05/25 16:09:30 momjian Exp $ * *------------------------------------------------------------------------- */ @@ -257,7 +257,7 @@ xfunc_llel_chains(Stream root, Stream bottom) */ Assert(xfunc_num_relids(pathstream) > xfunc_num_relids(tmpstream)); progress = xfunc_prdmig_pullup(origstream, tmpstream, - (JoinPath) get_pathptr(pathstream)); + (JoinPath) get_pathptr(pathstream)); } if (get_downstream(tmpstream)) pathstream = (Stream) xfunc_get_downjoin((Stream) get_downstream(tmpstream)); @@ -269,7 +269,7 @@ xfunc_llel_chains(Stream root, Stream bottom) } /* - ** xfunc_complete_stream + ** xfunc_complete_stream ** Given a stream composed of join nodes only, make a copy containing the ** join nodes along with the associated restriction nodes. */ @@ -313,7 +313,7 @@ xfunc_complete_stream(Stream stream) static bool xfunc_prdmig_pullup(Stream origstream, Stream pullme, JoinPath joinpath) { - RestrictInfo restrictinfo = get_cinfo(pullme); + RestrictInfo restrictinfo = get_cinfo(pullme); bool progress = false; Stream upjoin, orignode, @@ -347,10 +347,10 @@ xfunc_prdmig_pullup(Stream origstream, Stream pullme, JoinPath joinpath) else whichchild = INNER; restrictinfo = xfunc_pullup((Path) get_pathptr((Stream) get_downstream(upjoin)), - (JoinPath) get_pathptr(upjoin), - restrictinfo, - whichchild, - get_clausetype(orignode)); + (JoinPath) get_pathptr(upjoin), + restrictinfo, + whichchild, + get_clausetype(orignode)); set_pathptr(pullme, get_pathptr(upjoin)); /* pullme has been moved into locrestrictinfo */ set_clausetype(pullme, XFUNC_LOCPRD); @@ -390,7 +390,7 @@ xfunc_prdmig_pullup(Stream origstream, Stream pullme, JoinPath joinpath) } /* - ** xfunc_form_groups + ** xfunc_form_groups ** A group is a pair of stream nodes a,b such that a is constrained to ** precede b (for instance if a and b are both joins), but rank(a) > rank(b). ** In such a situation, Monma and Sidney prove that no clauses should end @@ -487,10 +487,10 @@ xfunc_form_groups(Query *queryInfo, Stream root, Stream bottom) } -/* ------------------- UTILITY FUNCTIONS ------------------------- */ +/* ------------------- UTILITY FUNCTIONS ------------------------- */ /* - ** xfunc_free_stream + ** xfunc_free_stream ** walk down a stream and pfree it */ static void @@ -525,7 +525,7 @@ xfunc_add_clauses(Stream current) foreach(temp, get_loc_restrictinfo((Path) get_pathptr(current))) { topnode = xfunc_streaminsert((RestrictInfo) lfirst(temp), topnode, - XFUNC_LOCPRD); + XFUNC_LOCPRD); } /* and add in the join clauses */ @@ -536,7 +536,7 @@ xfunc_add_clauses(Stream current) { if (!equal(get_clause((RestrictInfo) lfirst(temp)), primjoin)) topnode = xfunc_streaminsert((RestrictInfo) lfirst(temp), topnode, - XFUNC_JOINPRD); + XFUNC_JOINPRD); } } return topnode; @@ -623,7 +623,7 @@ xfunc_num_relids(Stream node) } /* - ** xfunc_get_downjoin + ** xfunc_get_downjoin ** Given a stream node, find the next lowest node which points to a ** join predicate or a scan node. */ @@ -642,7 +642,7 @@ xfunc_get_downjoin(Stream node) } /* - ** xfunc_get_upjoin + ** xfunc_get_upjoin ** same as above, but upwards. */ static StreamPtr @@ -660,7 +660,7 @@ xfunc_get_upjoin(Stream node) } /* - ** xfunc_stream_qsort + ** xfunc_stream_qsort ** Given a stream, sort by group rank the elements in the stream from the ** node "bottom" up. DESTRUCTIVELY MODIFIES STREAM! Returns new root. */ |