From 37749eecde99021924b0eb5459462a58a77165a8 Mon Sep 17 00:00:00 2001
From: hexiaoting <hewenting_ict@163.com>
Date: Tue, 9 Mar 2021 16:50:13 +0800
Subject: [PATCH] Add test cases

---
 .../01763_support_map_lowcardinality_type.reference  |  2 ++
 .../01763_support_map_lowcardinality_type.sql        | 12 ++++++++++++
 2 files changed, 14 insertions(+)
 create mode 100644 tests/queries/0_stateless/01763_support_map_lowcardinality_type.reference
 create mode 100644 tests/queries/0_stateless/01763_support_map_lowcardinality_type.sql

diff --git a/tests/queries/0_stateless/01763_support_map_lowcardinality_type.reference b/tests/queries/0_stateless/01763_support_map_lowcardinality_type.reference
new file mode 100644
index 00000000000..8fdcdf3d8d5
--- /dev/null
+++ b/tests/queries/0_stateless/01763_support_map_lowcardinality_type.reference
@@ -0,0 +1,2 @@
+b
+{'1':1}	1	0
diff --git a/tests/queries/0_stateless/01763_support_map_lowcardinality_type.sql b/tests/queries/0_stateless/01763_support_map_lowcardinality_type.sql
new file mode 100644
index 00000000000..ccade153ca1
--- /dev/null
+++ b/tests/queries/0_stateless/01763_support_map_lowcardinality_type.sql
@@ -0,0 +1,12 @@
+DROP TABLE IF EXISTS map_lc;
+SET allow_experimental_map_type = 1;
+CREATE TABLE map_lc
+(
+    `kv` Map(LowCardinality(String), LowCardinality(String))
+)
+ENGINE = Memory;
+
+INSERT INTO map_lc select map('a', 'b');
+SELECT kv['a'] FROM map_lc;
+DROP TABLE map_lc;
+SELECT map(toFixedString('1',1),1) AS m, m[toFixedString('1',1)],m[toFixedString('1',2)];