diff --git a/backends-clickhouse/src/test/scala/io/glutenproject/execution/GlutenClickHouseTPCHSuite.scala b/backends-clickhouse/src/test/scala/io/glutenproject/execution/GlutenClickHouseTPCHSuite.scala
index dcb433d88e5..a53a192bdc4 100644
--- a/backends-clickhouse/src/test/scala/io/glutenproject/execution/GlutenClickHouseTPCHSuite.scala
+++ b/backends-clickhouse/src/test/scala/io/glutenproject/execution/GlutenClickHouseTPCHSuite.scala
@@ -387,6 +387,24 @@ class GlutenClickHouseTPCHSuite extends GlutenClickHouseTPCHAbstractSuite {
     TestUtils.compareAnswers(result, expectedResult)
   }
 
+  test("test 'function space'") {
+    val df = spark.sql(
+      """
+        | select
+        | space(3),
+        | space(0),
+        | space(NULL),
+        | space(3/3.00f)
+        | from lineitem limit 1
+        |""".stripMargin
+    )
+    val result = df.collect()
+    assert(result(0).getString(0).equals("   "))
+    assert(result(0).getString(1).equals(""))
+    assert(result(0).getString(2) == null)
+    assert(result(0).getString(3).equals(" "))
+  }
+
   test("test 'ISSUE https://github.com/Kyligence/ClickHouse/issues/225'") {
     val df = spark.sql(
       """
diff --git a/gluten-core/src/main/scala/io/glutenproject/expression/ExpressionMappings.scala b/gluten-core/src/main/scala/io/glutenproject/expression/ExpressionMappings.scala
index f30e23d9db4..1652b22832a 100644
--- a/gluten-core/src/main/scala/io/glutenproject/expression/ExpressionMappings.scala
+++ b/gluten-core/src/main/scala/io/glutenproject/expression/ExpressionMappings.scala
@@ -96,6 +96,7 @@ object ExpressionMappings {
   final val CONCAT_WS = "concat_ws"
   final val REPEAT = "repeat"
   final val TRANSLATE = "translate"
+  final val SPACE = "space"
 
   // SparkSQL Math functions
   final val ABS = "abs"
@@ -281,6 +282,7 @@ object ExpressionMappings {
     Sig[ConcatWs](CONCAT_WS),
     Sig[StringRepeat](REPEAT),
     Sig[StringTranslate](TRANSLATE),
+    Sig[StringSpace](SPACE),
     // SparkSQL Math functions
     Sig[Abs](ABS),
     Sig[Ceil](CEIL),