added id index for comment table

diff --git a/dbscripts/create_pg.sql b/dbscripts/create_pg.sql
index c0a3805..90d891c 100755 (executable)
--- a/dbscripts/create_pg.sql
+++ b/dbscripts/create_pg.sql
@@ -695,4 +695,5 @@ CREATE  INDEX "idx_content_is_published" on "content" using btree ( "is_publishe
 
 CREATE  INDEX "idx_comment_tomedia_ispublished" on "comment" using btree ( "to_media" "int4_ops", "is_published" "bool_ops" );
 
+CREATE UNIQUE INDEX "idx_comment_id" on "comment" using btree ( "id" "int4_ops" );