Set default isolation level to read uncommitted

This sets the isolation level just for pg_top.

1 files changed, 4 insertions, 0 deletions

diff --git a/pg.c b/pg.c
index 88ab52e..7533826 100644
--- a/pg.c
+++ b/pg.c
@@ -96,6 +96,10 @@ connect_to_db(struct pg_conninfo_ctx *conninfo)
 		for (i = 0; i < 5; i++)
 			if (conninfo->values[i] != NULL)
 				free((void *) conninfo->values[i]);
+
+	PQexec(conninfo->connection,
+			"SET SESSION CHARACTERISTICS AS TRANSACTION ISOLATION LEVEL " \
+			"READ UNCOMMITTED;");
 }
 
 void