From: Teodor Sigaev <teodor@sigaev.ru>
Date: Tue, 23 Apr 2019 13:34:17 +0000 (+0300)
Subject: fix empty table now suggest 1 page instead of 0 for empty table - zero causes unwilli... 
X-Git-Url: http://sigaev.ru/git/gitweb.cgi?a=commitdiff_plain;h=0bfe8d22e41a4a690ef9ca950f56c65ef194fe4d;p=plantuner.git

fix empty table now suggest 1 page instead of 0 for empty table - zero causes unwilling effects for planner
---

diff --git a/plantuner.c b/plantuner.c
index 0fa907a..8595463 100644
--- a/plantuner.c
+++ b/plantuner.c
@@ -291,7 +291,7 @@ execPlantuner(PlannerInfo *root, Oid relationObjectId, bool inhparent,
 			 * estimate_rel_size() could be too pessimistic for particular
 			 * workload
 			 */
-			rel->pages = 0.0;
+			rel->pages = 1.0;
 			rel->tuples = 0.0;
 		}