X-Git-Url: https://git.octo.it/?a=blobdiff_plain;f=src%2Fpostgresql_default.conf;h=507990136200b1a02774eae614e1b6ab31fd0f50;hb=a503c54a95d139f117650a0e6d80e6edfe81e8bf;hp=f905eb2a09a3f0bfcd2a8be817a05d57b9728e7b;hpb=3b51243382501d5f3cdda79d30c7ecf39d22dd87;p=collectd.git

diff --git a/src/postgresql_default.conf b/src/postgresql_default.conf
index f905eb2a..50799013 100644
--- a/src/postgresql_default.conf
+++ b/src/postgresql_default.conf
@@ -38,9 +38,9 @@
 </Query>
 
 <Query queries>
-	Statement "SELECT sum(n_tup_ins) AS ins, \
-			sum(n_tup_upd) AS upd, \
-			sum(n_tup_del) AS del \
+	Statement "SELECT coalesce(sum(n_tup_ins), 0) AS ins, \
+			coalesce(sum(n_tup_upd), 0) AS upd, \
+			coalesce(sum(n_tup_del), 0) AS del \
 		FROM pg_stat_user_tables;"
 
 	<Result>
@@ -63,10 +63,10 @@
 </Query>
 
 <Query queries>
-	Statement "SELECT sum(n_tup_ins) AS ins, \
-			sum(n_tup_upd) AS upd, \
-			sum(n_tup_del) AS del, \
-			sum(n_tup_hot_upd) AS hot_upd \
+	Statement "SELECT coalesce(sum(n_tup_ins), 0) AS ins, \
+			coalesce(sum(n_tup_upd), 0) AS upd, \
+			coalesce(sum(n_tup_del), 0) AS del, \
+			coalesce(sum(n_tup_hot_upd), 0) AS hot_upd \
 		FROM pg_stat_user_tables;"
 
 	<Result>
@@ -159,10 +159,10 @@
 </Query>
 
 <Query query_plans>
-	Statement "SELECT sum(seq_scan) AS seq, \
-			sum(seq_tup_read) AS seq_tup_read, \
-			sum(idx_scan) AS idx, \
-			sum(idx_tup_fetch) AS idx_tup_fetch \
+	Statement "SELECT coalesce(sum(seq_scan), 0) AS seq, \
+			  coalesce(sum(seq_tup_read), 0) AS seq_tup_read, \
+			  coalesce(sum(idx_scan), 0) AS idx, \
+			  coalesce(sum(idx_tup_fetch), 0) AS idx_tup_fetch \
 		FROM pg_stat_user_tables;"
 
 	<Result>
@@ -188,7 +188,8 @@
 </Query>
 
 <Query table_states>
-	Statement "SELECT sum(n_live_tup) AS live, sum(n_dead_tup) AS dead \
+	Statement "SELECT coalesce(sum(n_live_tup), 0) AS live, \
+		coalesce(sum(n_dead_tup), 0) AS dead \
 		FROM pg_stat_user_tables;"
 
 	<Result>
@@ -207,10 +208,10 @@
 
 <Query query_plans_by_table>
 	Statement "SELECT schemaname, relname, \
-			seq_scan AS seq, \
-			seq_tup_read AS seq_tup_read, \
-			idx_scan AS idx, \
-			idx_tup_fetch AS idx_tup_fetch \
+			coalesce(seq_scan, 0) AS seq, \
+			coalesce(seq_tup_read, 0) AS seq_tup_read, \
+			coalesce(idx_scan, 0) AS idx, \
+			coalesce(idx_tup_fetch, 0) AS idx_tup_fetch \
 		FROM pg_stat_user_tables;"
 
 	<Result>