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pgindent run for 9.0
This commit is contained in:
Bruce Momjian
@@ -16,7 +16,7 @@
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*
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*
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* IDENTIFICATION
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* $PostgreSQL: pgsql/src/backend/optimizer/prep/prepjointree.c,v 1.70 2010/01/02 16:57:47 momjian Exp $
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* $PostgreSQL: pgsql/src/backend/optimizer/prep/prepjointree.c,v 1.71 2010/02/26 02:00:46 momjian Exp $
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*
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*-------------------------------------------------------------------------
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*/
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@@ -39,13 +39,13 @@
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typedef struct pullup_replace_vars_context
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{
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PlannerInfo *root;
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List *targetlist; /* tlist of subquery being pulled up */
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RangeTblEntry *target_rte; /* RTE of subquery */
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bool *outer_hasSubLinks; /* -> outer query's hasSubLinks */
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int varno; /* varno of subquery */
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bool need_phvs; /* do we need PlaceHolderVars? */
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bool wrap_non_vars; /* do we need 'em on *all* non-Vars? */
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Node **rv_cache; /* cache for results with PHVs */
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List *targetlist; /* tlist of subquery being pulled up */
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RangeTblEntry *target_rte; /* RTE of subquery */
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bool *outer_hasSubLinks; /* -> outer query's hasSubLinks */
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int varno; /* varno of subquery */
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bool need_phvs; /* do we need PlaceHolderVars? */
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bool wrap_non_vars; /* do we need 'em on *all* non-Vars? */
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Node **rv_cache; /* cache for results with PHVs */
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} pullup_replace_vars_context;
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typedef struct reduce_outer_joins_state
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@@ -79,7 +79,7 @@ static void replace_vars_in_jointree(Node *jtnode,
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pullup_replace_vars_context *context,
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JoinExpr *lowest_outer_join);
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static Node *pullup_replace_vars(Node *expr,
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pullup_replace_vars_context *context);
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pullup_replace_vars_context *context);
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static Node *pullup_replace_vars_callback(Var *var,
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replace_rte_variables_context *context);
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static reduce_outer_joins_state *reduce_outer_joins_pass1(Node *jtnode);
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@@ -708,7 +708,7 @@ pull_up_simple_subquery(PlannerInfo *root, Node *jtnode, RangeTblEntry *rte,
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* insert into the top query, but if we are under an outer join then
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* non-nullable items may have to be turned into PlaceHolderVars. If we
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* are dealing with an appendrel member then anything that's not a simple
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* Var has to be turned into a PlaceHolderVar. Set up appropriate context
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* Var has to be turned into a PlaceHolderVar. Set up appropriate context
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* data for pullup_replace_vars.
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*/
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rvcontext.root = root;
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@@ -729,7 +729,7 @@ pull_up_simple_subquery(PlannerInfo *root, Node *jtnode, RangeTblEntry *rte,
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* replace any of the jointree structure. (This'd be a lot cleaner if we
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* could use query_tree_mutator.) We have to use PHVs in the targetList,
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* returningList, and havingQual, since those are certainly above any
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* outer join. replace_vars_in_jointree tracks its location in the
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* outer join. replace_vars_in_jointree tracks its location in the
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* jointree and uses PHVs or not appropriately.
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*/
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parse->targetList = (List *)
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@@ -751,7 +751,7 @@ pull_up_simple_subquery(PlannerInfo *root, Node *jtnode, RangeTblEntry *rte,
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foreach(lc, root->append_rel_list)
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{
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AppendRelInfo *appinfo = (AppendRelInfo *) lfirst(lc);
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bool save_need_phvs = rvcontext.need_phvs;
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bool save_need_phvs = rvcontext.need_phvs;
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if (appinfo == containing_appendrel)
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rvcontext.need_phvs = false;
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@@ -796,9 +796,8 @@ pull_up_simple_subquery(PlannerInfo *root, Node *jtnode, RangeTblEntry *rte,
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* We also have to fix the relid sets of any PlaceHolderVar nodes in the
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* parent query. (This could perhaps be done by pullup_replace_vars(),
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* but it seems cleaner to use two passes.) Note in particular that any
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* PlaceHolderVar nodes just created by pullup_replace_vars()
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* will be adjusted, so having created them with the subquery's varno is
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* correct.
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* PlaceHolderVar nodes just created by pullup_replace_vars() will be
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* adjusted, so having created them with the subquery's varno is correct.
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*
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* Likewise, relids appearing in AppendRelInfo nodes have to be fixed. We
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* already checked that this won't require introducing multiple subrelids
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@@ -1033,8 +1032,8 @@ is_simple_subquery(Query *subquery)
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*
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* We also don't pull up a subquery that has explicit FOR UPDATE/SHARE
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* clauses, because pullup would cause the locking to occur semantically
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* higher than it should. Implicit FOR UPDATE/SHARE is okay because
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* in that case the locking was originally declared in the upper query
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* higher than it should. Implicit FOR UPDATE/SHARE is okay because in
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* that case the locking was originally declared in the upper query
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* anyway.
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*/
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if (subquery->hasAggs ||
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@@ -1227,7 +1226,7 @@ replace_vars_in_jointree(Node *jtnode,
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else if (IsA(jtnode, JoinExpr))
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{
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JoinExpr *j = (JoinExpr *) jtnode;
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bool save_need_phvs = context->need_phvs;
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bool save_need_phvs = context->need_phvs;
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if (j == lowest_outer_join)
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{
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@@ -1310,7 +1309,7 @@ pullup_replace_vars_callback(Var *var,
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* expansion with varlevelsup = 0, and then adjust if needed.
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*/
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expandRTE(rcon->target_rte,
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var->varno, 0 /* not varlevelsup */, var->location,
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var->varno, 0 /* not varlevelsup */ , var->location,
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(var->vartype != RECORDOID),
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&colnames, &fields);
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/* Adjust the generated per-field Vars, but don't insert PHVs */
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@@ -1327,11 +1326,11 @@ pullup_replace_vars_callback(Var *var,
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newnode = (Node *) rowexpr;
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/*
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* Insert PlaceHolderVar if needed. Notice that we are wrapping
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* one PlaceHolderVar around the whole RowExpr, rather than putting
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* one around each element of the row. This is because we need
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* the expression to yield NULL, not ROW(NULL,NULL,...) when it
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* is forced to null by an outer join.
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* Insert PlaceHolderVar if needed. Notice that we are wrapping one
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* PlaceHolderVar around the whole RowExpr, rather than putting one
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* around each element of the row. This is because we need the
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* expression to yield NULL, not ROW(NULL,NULL,...) when it is forced
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* to null by an outer join.
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*/
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if (rcon->need_phvs)
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{
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@@ -1359,7 +1358,7 @@ pullup_replace_vars_callback(Var *var,
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/* Insert PlaceHolderVar if needed */
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if (rcon->need_phvs)
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{
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bool wrap;
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bool wrap;
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if (newnode && IsA(newnode, Var) &&
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((Var *) newnode)->varlevelsup == 0)
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@@ -1402,8 +1401,8 @@ pullup_replace_vars_callback(Var *var,
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/*
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* Cache it if possible (ie, if the attno is in range, which it
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* probably always should be). We can cache the value even if
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* we decided we didn't need a PHV, since this result will be
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* probably always should be). We can cache the value even if we
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* decided we didn't need a PHV, since this result will be
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* suitable for any request that has need_phvs.
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*/
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if (varattno > InvalidAttrNumber &&
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@@ -1837,7 +1836,7 @@ reduce_outer_joins_pass2(Node *jtnode,
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* top query could (yet) contain such a reference.
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*
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* NOTE: although this has the form of a walker, we cheat and modify the
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* nodes in-place. This should be OK since the tree was copied by
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* nodes in-place. This should be OK since the tree was copied by
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* pullup_replace_vars earlier. Avoid scribbling on the original values of
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* the bitmapsets, though, because expression_tree_mutator doesn't copy those.
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*/
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