From 817c93f5d05ad0c57663d40d996fefe6df15dd40 Mon Sep 17 00:00:00 2001
From: Amos Bird <amosbird@gmail.com>
Date: Fri, 15 Nov 2019 04:04:11 +0800
Subject: [PATCH] IN (strings) perf test (#7739)

---
 dbms/tests/performance/string_set.xml | 38 +++++++++++++++++++++++++++
 1 file changed, 38 insertions(+)
 create mode 100644 dbms/tests/performance/string_set.xml

diff --git a/dbms/tests/performance/string_set.xml b/dbms/tests/performance/string_set.xml
new file mode 100644
index 00000000000..54c445d3639
--- /dev/null
+++ b/dbms/tests/performance/string_set.xml
@@ -0,0 +1,38 @@
+<test>
+    <type>loop</type>
+
+    <stop_conditions>
+        <any_of>
+            <iterations>10</iterations>
+        </any_of>
+    </stop_conditions>
+
+    <main_metric>
+        <rows_per_second />
+    </main_metric>
+
+    <preconditions>
+        <table_exists>default.hits_10m_single</table_exists>
+    </preconditions>
+
+    <create_query>CREATE TABLE hits_10m_words (word String, UserID UInt64) ENGINE Memory</create_query>
+    <create_query>CREATE TABLE strings (short String, long String) ENGINE Memory</create_query>
+
+    <fill_query>INSERT INTO hits_10m_words SELECT DISTINCT arrayJoin(splitByString(' ', SearchPhrase)) AS word, UserID FROM hits_10m_single WHERE length(word) > 0</fill_query>
+    <fill_query>INSERT INTO strings SELECT toString(rand()) a, a || a || a || a || a || a || a || a || a || a || a || a FROM numbers(1000000)</fill_query>
+
+    <settings>
+        <max_threads>1</max_threads>
+    </settings>
+
+    <query>SELECT 1 FROM hits_10m_words WHERE word IN (SELECT word FROM hits_10m_words) FORMAT Null</query>
+    <query>SELECT 1 FROM strings WHERE short IN (SELECT short FROM strings) FORMAT Null</query>
+    <query>SELECT 1 FROM strings WHERE long IN (SELECT long FROM strings) FORMAT Null</query>
+    <query>SELECT 1 FROM strings WHERE short IN (SELECT long FROM strings) FORMAT Null</query>
+    <query>SELECT 1 FROM strings WHERE long IN (SELECT short FROM strings) FORMAT Null</query>
+    <query>SELECT 1 FROM hits_10m_words WHERE word IN (SELECT short FROM strings) FORMAT Null</query>
+    <query>SELECT 1 FROM hits_10m_words WHERE word IN (SELECT long FROM strings) FORMAT Null</query>
+
+    <drop_query>DROP TABLE IF EXISTS hits_10m_words</drop_query>
+    <drop_query>DROP TABLE IF EXISTS strings</drop_query>
+</test>