From 874f7a505263aabf3f5bb949d707f065fa2526ef Mon Sep 17 00:00:00 2001
From: Azat Khuzhin <a3at.mail@gmail.com>
Date: Fri, 22 Oct 2021 00:12:30 +0300
Subject: [PATCH] Add a test with optimized columns from PREWHERE

---
 .../02021_prewhere_column_optimization.reference       |  7 +++++++
 .../0_stateless/02021_prewhere_column_optimization.sql | 10 ++++++++++
 2 files changed, 17 insertions(+)
 create mode 100644 tests/queries/0_stateless/02021_prewhere_column_optimization.reference
 create mode 100644 tests/queries/0_stateless/02021_prewhere_column_optimization.sql

diff --git a/tests/queries/0_stateless/02021_prewhere_column_optimization.reference b/tests/queries/0_stateless/02021_prewhere_column_optimization.reference
new file mode 100644
index 00000000000..7f97e6efd69
--- /dev/null
+++ b/tests/queries/0_stateless/02021_prewhere_column_optimization.reference
@@ -0,0 +1,7 @@
+-- { echoOn }
+select * from data_02021 prewhere 1 or ignore(key);
+1
+select * from data_02021 prewhere 1 or ignore(key) where key = 1;
+1
+select * from data_02021 prewhere 0 or ignore(key);
+select * from data_02021 prewhere 0 or ignore(key) where key = 1;
diff --git a/tests/queries/0_stateless/02021_prewhere_column_optimization.sql b/tests/queries/0_stateless/02021_prewhere_column_optimization.sql
new file mode 100644
index 00000000000..4fe8b912c3f
--- /dev/null
+++ b/tests/queries/0_stateless/02021_prewhere_column_optimization.sql
@@ -0,0 +1,10 @@
+drop table if exists data_02021;
+create table data_02021 (key Int) engine=MergeTree() order by key;
+insert into data_02021 values (1);
+-- { echoOn }
+select * from data_02021 prewhere 1 or ignore(key);
+select * from data_02021 prewhere 1 or ignore(key) where key = 1;
+select * from data_02021 prewhere 0 or ignore(key);
+select * from data_02021 prewhere 0 or ignore(key) where key = 1;
+-- { echoOff }
+drop table data_02021;