luciano/pg_ivm
1
0
Fork 0
Code Issues Pull requests Projects Releases Packages Wiki Activity Actions

Fix segmentation fault and add some spaces

Browse source
This commit is contained in:
thoshiai 2023-08-08 05:56:32 +09:00
parent 01bc0111f7
commit 60e6a358b5
2 changed files with 16 additions and 9 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

6
createas.c
View file

@ -262,7 +262,11 @@ ExecCreateImmv(ParseState *pstate, CreateTableAsStmt *stmt,
/* Create an index on incremental maintainable materialized view, if possible */
CreateIndexOnIMMV(viewQuery, matviewRel, true);
/* Create triggers on incremental maintainable materialized view */
/*
* Create triggers on incremental maintainable materialized view
* This argument should use 'query'. This needs to use a rewritten query,
* because a sublink in jointree is not supported by this function.
*/
CreateIvmTriggersOnBaseTables(query, matviewOid, true);
/* Create triggers to prevent IMMV from beeing changed */

19
matview.c
View file

@ -1049,10 +1049,10 @@ IVM_immediate_maintenance(PG_FUNCTION_ARGS)
char *count_colname = NULL;
/* check if the modified table is in EXISTS clause. */
for (i = 0; i< list_length(rte_path); i++)
for (i = 0; i < list_length(rte_path); i++)
{
int index = lfirst_int(list_nth_cell(rte_path, i));
rte = (RangeTblEntry *)lfirst(list_nth_cell(querytree->rtable, index - 1));
rte = (RangeTblEntry *) lfirst(list_nth_cell(querytree->rtable, index - 1));
if (rte != NULL && rte->rtekind == RTE_SUBQUERY)
{
@ -1540,7 +1540,7 @@ rewrite_query_for_distinct_and_aggregates(Query *query, ParseState *pstate)
/* Add count(*) used for EXISTS clause */
foreach(tbl_lc, query->rtable)
{
RangeTblEntry *rte = (RangeTblEntry *)lfirst(tbl_lc);
RangeTblEntry *rte = (RangeTblEntry *) lfirst(tbl_lc);
varno++;
if (rte->subquery)
{
@ -1600,11 +1600,14 @@ rewrite_exists_subquery_walker(Query *query, Node *node, int *count)
FromExpr *fromexpr;
/* get subquery in WHERE clause */
fromexpr = (FromExpr *)query->jointree;
query = rewrite_exists_subquery_walker(query, fromexpr->quals, count);
/* drop subquery in WHERE clause */
if (IsA(fromexpr->quals, SubLink))
fromexpr->quals = NULL;
fromexpr = (FromExpr *) query->jointree;
if (fromexpr->quals != NULL)
{
query = rewrite_exists_subquery_walker(query, fromexpr->quals, count);
/* drop subquery in WHERE clause */
if (IsA(fromexpr->quals, SubLink))
fromexpr->quals = NULL;
}
break;
}
case T_BoolExpr: