From 3e4346857d73841373b3424147e104a58802f8f3 Mon Sep 17 00:00:00 2001
From: Pavan Deolasee
Date: Fri, 31 Oct 2014 13:11:38 +0530
Subject: Allow pg_stat_statements to work with XL

XL uses a post-post-analyze hook for it's internal purposes. But this overrides
any existing hooks, including that of pg_stat_statements. Setup things so that
the previous hook gets called appropriately
---
 src/backend/parser/analyze.c | 9 +++++++++
 1 file changed, 9 insertions(+)

(limited to 'src/backend/parser')

diff --git a/src/backend/parser/analyze.c b/src/backend/parser/analyze.c
index 85feefdfce..c7befc1ba4 100644
--- a/src/backend/parser/analyze.c
+++ b/src/backend/parser/analyze.c
@@ -2545,6 +2545,11 @@ transformExecDirectStmt(ParseState *pstate, ExecDirectStmt *stmt)
 	if (!is_local)
 		result->utilityStmt = (Node *) step;
 
+	/*
+	 * Reset the queryId since the caller would do that anyways.
+	 */
+	result->queryId = 0;
+
 	return result;
 }
 
@@ -2900,6 +2905,8 @@ applyLockingClause(Query *qry, Index rtindex,
 }
 
 #ifdef XCP
+post_parse_analyze_hook_type prev_ParseAnalyze_callback;
+
 /*
  * Check if the query contains references to any pg_catalog tables that should
  * be remapped to storm_catalog. The list is obtained from the
@@ -2908,6 +2915,8 @@ applyLockingClause(Query *qry, Index rtindex,
 void
 ParseAnalyze_callback(ParseState *pstate, Query *query)
 {
+	if (prev_ParseAnalyze_callback)
+		prev_ParseAnalyze_callback(pstate, query);
 	ParseAnalyze_rtable_walk(query->rtable);
 }
 
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