From 0203ed8ea19819e3cf2a1eafaf59bf8b98d90458 Mon Sep 17 00:00:00 2001
From: ShiKhu <alex.kaminsky.11@gmail.com>
Date: Mon, 10 May 2021 12:38:39 +0200
Subject: [PATCH] fix (clickhouse): ReplacingMergeTree for sessions table

---
 scripts/helm/db/init_dbs/clickhouse/create/sessions.sql | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/scripts/helm/db/init_dbs/clickhouse/create/sessions.sql b/scripts/helm/db/init_dbs/clickhouse/create/sessions.sql
index 96f6fbb21..77d430d85 100644
--- a/scripts/helm/db/init_dbs/clickhouse/create/sessions.sql
+++ b/scripts/helm/db/init_dbs/clickhouse/create/sessions.sql
@@ -16,7 +16,7 @@ CREATE TABLE sessions (
   pages_count UInt16,
   events_count UInt16,
   errors_count UInt16
-) ENGINE = MergeTree
+) ENGINE = ReplacingMergeTree( duration )
 PARTITION BY toDate(datetime)
-ORDER BY (project_id, datetime)
+ORDER BY (project_id, datetime, session_id)
 TTL datetime + INTERVAL 1 MONTH;