diff --git a/docs/en/docs/sql-manual/sql-functions/array-functions/array.md b/docs/en/docs/sql-manual/sql-functions/array-functions/array.md
index 0c968395ea..54b930011c 100644
--- a/docs/en/docs/sql-manual/sql-functions/array-functions/array.md
+++ b/docs/en/docs/sql-manual/sql-functions/array-functions/array.md
@@ -1,6 +1,6 @@
 ---
 {
-    "title": "array constructor",
+    "title": "array",
     "language": "en"
 }
 ---
diff --git a/docs/en/docs/sql-manual/sql-functions/array-functions/array_avg.md b/docs/en/docs/sql-manual/sql-functions/array-functions/array_avg.md
index aae27b148b..8f5615a886 100644
--- a/docs/en/docs/sql-manual/sql-functions/array-functions/array_avg.md
+++ b/docs/en/docs/sql-manual/sql-functions/array-functions/array_avg.md
@@ -1,6 +1,6 @@
 ---
 {
-    "title": "ARRAY_AVG Function",
+    "title": "array_avg",
     "language": "en"
 }
 ---
@@ -24,11 +24,7 @@ specific language governing permissions and limitations
 under the License.
 -->
 
-## ARRAY_AVG
-
-### Name
-
-ARRAY_AVG
+## array_avg
 
 ### description
 
diff --git a/docs/en/docs/sql-manual/sql-functions/array-functions/array_enumerate.md b/docs/en/docs/sql-manual/sql-functions/array-functions/array_enumerate.md
index 96f7617723..dbf1f8ccc9 100644
--- a/docs/en/docs/sql-manual/sql-functions/array-functions/array_enumerate.md
+++ b/docs/en/docs/sql-manual/sql-functions/array-functions/array_enumerate.md
@@ -1,6 +1,6 @@
 ---
 {
-    "title": "ARRAY_ENUMERATE Function",
+    "title": "array_enumerate",
     "language": "en"
 }
 ---
@@ -24,11 +24,7 @@ specific language governing permissions and limitations
 under the License.
 -->
 
-## ARRAY_ENUMERATE
-
-### Name
-
-ARRAY_ENUMERATE
+## array_enumerate
 
 ### description
 
diff --git a/docs/en/docs/sql-manual/sql-functions/array-functions/array_max.md b/docs/en/docs/sql-manual/sql-functions/array-functions/array_max.md
index e7349510aa..9f63aed58c 100644
--- a/docs/en/docs/sql-manual/sql-functions/array-functions/array_max.md
+++ b/docs/en/docs/sql-manual/sql-functions/array-functions/array_max.md
@@ -1,6 +1,6 @@
 ---
 {
-    "title": "ARRAY_MAX Function",
+    "title": "array_max",
     "language": "en"
 }
 ---
@@ -24,11 +24,7 @@ specific language governing permissions and limitations
 under the License.
 -->
 
-## ARRAY_MAX
-
-### Name
-
-ARRAY_MAX
+## array_max
 
 ### description
 
diff --git a/docs/en/docs/sql-manual/sql-functions/array-functions/array_min.md b/docs/en/docs/sql-manual/sql-functions/array-functions/array_min.md
index ee249b3a43..bd27d795b9 100644
--- a/docs/en/docs/sql-manual/sql-functions/array-functions/array_min.md
+++ b/docs/en/docs/sql-manual/sql-functions/array-functions/array_min.md
@@ -1,6 +1,6 @@
 ---
 {
-    "title": "ARRAY_MIN Function",
+    "title": "array_min",
     "language": "en"
 }
 ---
@@ -24,11 +24,7 @@ specific language governing permissions and limitations
 under the License.
 -->
 
-## ARRAY_MIN
-
-### Name
-
-ARRAY_MIN
+## array_min
 
 ### description
 
diff --git a/docs/en/docs/sql-manual/sql-functions/array-functions/array_product.md b/docs/en/docs/sql-manual/sql-functions/array-functions/array_product.md
index 788991a8c0..881341f341 100644
--- a/docs/en/docs/sql-manual/sql-functions/array-functions/array_product.md
+++ b/docs/en/docs/sql-manual/sql-functions/array-functions/array_product.md
@@ -1,6 +1,6 @@
 ---
 {
-    "title": "ARRAY_PRODUCT Function",
+    "title": "array_product",
     "language": "en"
 }
 ---
@@ -24,11 +24,7 @@ specific language governing permissions and limitations
 under the License.
 -->
 
-## ARRAY_PRODUCT
-
-### Name
-
-ARRAY_PRODUCT
+## array_product
 
 ### description
 
diff --git a/docs/en/docs/sql-manual/sql-functions/array-functions/size.md b/docs/en/docs/sql-manual/sql-functions/array-functions/array_size.md
similarity index 78%
rename from docs/en/docs/sql-manual/sql-functions/array-functions/size.md
rename to docs/en/docs/sql-manual/sql-functions/array-functions/array_size.md
index 8642edb9ff..256ac128ba 100644
--- a/docs/en/docs/sql-manual/sql-functions/array-functions/size.md
+++ b/docs/en/docs/sql-manual/sql-functions/array-functions/array_size.md
@@ -1,6 +1,6 @@
 ---
 {
-    "title": "size",
+    "title": "array_size",
     "language": "en"
 }
 ---
@@ -24,7 +24,7 @@ specific language governing permissions and limitations
 under the License.
 -->
 
-## size (cardinality)
+## array_size (size, cardinality)
 
 ### description
 
@@ -32,6 +32,7 @@ under the License.
 
 ```
 BIGINT size(ARRAY<T> arr) 
+BIGINT array_size(ARRAY<T> arr) 
 BIGINT cardinality(ARRAY<T> arr)
 ```
 
@@ -55,6 +56,15 @@ mysql> select k1,k2,size(k2) from array_test;
 |    3 | NULL      |       NULL |
 +------+-----------+------------+
 
+mysql> select k1,k2,array_size(k2) from array_test;
++------+-----------+------------------+
+| k1   | k2        | array_size(`k2`) |
++------+-----------+------------------+
+|    1 | [1, 2, 3] |                3 |
+|    2 | []        |                0 |
+|    3 | NULL      |             NULL |
++------+-----------+------------------+
+
 mysql> select k1,k2,cardinality(k2) from array_test;
 +------+-----------+-------------------+
 | k1   | k2        | cardinality(`k2`) |
@@ -63,8 +73,9 @@ mysql> select k1,k2,cardinality(k2) from array_test;
 |    2 | []        |                 0 |
 |    3 | NULL      |              NULL |
 +------+-----------+-------------------+
+
 ```
 
 ### keywords
 
-SIZE, CARDINALITY
+ARRAY_SIZE, SIZE, CARDINALITY
diff --git a/docs/en/docs/sql-manual/sql-functions/array-functions/array_sum.md b/docs/en/docs/sql-manual/sql-functions/array-functions/array_sum.md
index 8f97152af2..e967cec080 100644
--- a/docs/en/docs/sql-manual/sql-functions/array-functions/array_sum.md
+++ b/docs/en/docs/sql-manual/sql-functions/array-functions/array_sum.md
@@ -1,6 +1,6 @@
 ---
 {
-    "title": "ARRAY_SUM Function",
+    "title": "array_sum",
     "language": "en"
 }
 ---
@@ -24,11 +24,7 @@ specific language governing permissions and limitations
 under the License.
 -->
 
-## ARRAY_SUM
-
-### Name
-
-ARRAY_SUM
+## array_sum
 
 ### description
 
diff --git a/docs/sidebars.json b/docs/sidebars.json
index 86f3e92c24..28475aa3d7 100644
--- a/docs/sidebars.json
+++ b/docs/sidebars.json
@@ -243,7 +243,12 @@
                             "type": "category",
                             "label": "Array Functions",
                             "items": [
+                                "sql-manual/sql-functions/array-functions/array",
                                 "sql-manual/sql-functions/array-functions/array_max",
+                                "sql-manual/sql-functions/array-functions/array_min",
+                                "sql-manual/sql-functions/array-functions/array_avg",
+                                "sql-manual/sql-functions/array-functions/array_sum",
+                                "sql-manual/sql-functions/array-functions/array_size",
                                 "sql-manual/sql-functions/array-functions/array_remove",
                                 "sql-manual/sql-functions/array-functions/array_slice",
                                 "sql-manual/sql-functions/array-functions/array_sort",
@@ -252,22 +257,18 @@
                                 "sql-manual/sql-functions/array-functions/array_except",
                                 "sql-manual/sql-functions/array-functions/array_product",
                                 "sql-manual/sql-functions/array-functions/array_intersect",
-                                "sql-manual/sql-functions/array-functions/arrays_overlap",
-                                "sql-manual/sql-functions/array-functions/array_min",
-                                "sql-manual/sql-functions/array-functions/countequal",
-                                "sql-manual/sql-functions/array-functions/element_at",
-                                "sql-manual/sql-functions/array-functions/array_avg",
                                 "sql-manual/sql-functions/array-functions/array_range",
-                                "sql-manual/sql-functions/array-functions/size",
                                 "sql-manual/sql-functions/array-functions/array_distinct",
                                 "sql-manual/sql-functions/array-functions/array_difference",
                                 "sql-manual/sql-functions/array-functions/array_union",
-                                "sql-manual/sql-functions/array-functions/array_sum",
                                 "sql-manual/sql-functions/array-functions/array_join",
                                 "sql-manual/sql-functions/array-functions/array_with_constant",
                                 "sql-manual/sql-functions/array-functions/array_enumerate",
                                 "sql-manual/sql-functions/array-functions/array_popback",
-                                "sql-manual/sql-functions/array-functions/array_compact"
+                                "sql-manual/sql-functions/array-functions/array_compact",
+                                "sql-manual/sql-functions/array-functions/arrays_overlap",
+                                "sql-manual/sql-functions/array-functions/countequal",
+                                "sql-manual/sql-functions/array-functions/element_at"
                             ]
                         },
                         {
diff --git a/docs/zh-CN/docs/sql-manual/sql-functions/array-functions/array.md b/docs/zh-CN/docs/sql-manual/sql-functions/array-functions/array.md
index 5e6f9fa688..0865ca62bc 100644
--- a/docs/zh-CN/docs/sql-manual/sql-functions/array-functions/array.md
+++ b/docs/zh-CN/docs/sql-manual/sql-functions/array-functions/array.md
@@ -1,6 +1,6 @@
 ---
 {
-    "title": "array构造函数",
+    "title": "array",
     "language": "zh-CN"
 }
 ---
diff --git a/docs/zh-CN/docs/sql-manual/sql-functions/array-functions/array_avg.md b/docs/zh-CN/docs/sql-manual/sql-functions/array-functions/array_avg.md
index 67d3f9d7ff..d385d9f4bc 100644
--- a/docs/zh-CN/docs/sql-manual/sql-functions/array-functions/array_avg.md
+++ b/docs/zh-CN/docs/sql-manual/sql-functions/array-functions/array_avg.md
@@ -1,6 +1,6 @@
 ---
 {
-    "title": "ARRAY_AVG 函数",
+    "title": "array_avg",
     "language": "zh-CN"
 }
 ---
@@ -24,11 +24,7 @@ specific language governing permissions and limitations
 under the License.
 -->
 
-## ARRAY_AVG
-
-### Name
-
-ARRAY_AVG
+## array_avg
 
 ### description
 
diff --git a/docs/zh-CN/docs/sql-manual/sql-functions/array-functions/array_enumerate.md b/docs/zh-CN/docs/sql-manual/sql-functions/array-functions/array_enumerate.md
index d7bee373e9..808d3ef6cc 100644
--- a/docs/zh-CN/docs/sql-manual/sql-functions/array-functions/array_enumerate.md
+++ b/docs/zh-CN/docs/sql-manual/sql-functions/array-functions/array_enumerate.md
@@ -1,6 +1,6 @@
 ---
 {
-    "title": "ARRAY_ENUMERATE 函数",
+    "title": "array_enumerate",
     "language": "zh-CN"
 }
 ---
@@ -24,11 +24,7 @@ specific language governing permissions and limitations
 under the License.
 -->
 
-## ARRAY_ENUMERATE 
-
-### Name
-
-ARRAY_ENUMERATE
+## array_enumerate
 
 ### description
 
diff --git a/docs/zh-CN/docs/sql-manual/sql-functions/array-functions/array_max.md b/docs/zh-CN/docs/sql-manual/sql-functions/array-functions/array_max.md
index b381bcc09b..40efa6341d 100644
--- a/docs/zh-CN/docs/sql-manual/sql-functions/array-functions/array_max.md
+++ b/docs/zh-CN/docs/sql-manual/sql-functions/array-functions/array_max.md
@@ -1,6 +1,6 @@
 ---
 {
-    "title": "ARRAY_MAX 函数",
+    "title": "array_max",
     "language": "zh-CN"
 }
 ---
@@ -24,11 +24,7 @@ specific language governing permissions and limitations
 under the License.
 -->
 
-## ARRAY_MAX
-
-### Name
-
-ARRAY_MAX
+## array_max
 
 ### description
 
diff --git a/docs/zh-CN/docs/sql-manual/sql-functions/array-functions/array_min.md b/docs/zh-CN/docs/sql-manual/sql-functions/array-functions/array_min.md
index b3227e37e0..578a09498b 100644
--- a/docs/zh-CN/docs/sql-manual/sql-functions/array-functions/array_min.md
+++ b/docs/zh-CN/docs/sql-manual/sql-functions/array-functions/array_min.md
@@ -1,6 +1,6 @@
 ---
 {
-    "title": "ARRAY_MIN 函数",
+    "title": "array_min",
     "language": "zh-CN"
 }
 ---
@@ -24,11 +24,7 @@ specific language governing permissions and limitations
 under the License.
 -->
 
-## ARRAY_MIN
-
-### Name
-
-ARRAY_MIN
+## array_min
 
 ### description
 
diff --git a/docs/zh-CN/docs/sql-manual/sql-functions/array-functions/array_product.md b/docs/zh-CN/docs/sql-manual/sql-functions/array-functions/array_product.md
index 918ccf8800..b08b23092b 100644
--- a/docs/zh-CN/docs/sql-manual/sql-functions/array-functions/array_product.md
+++ b/docs/zh-CN/docs/sql-manual/sql-functions/array-functions/array_product.md
@@ -1,6 +1,6 @@
 ---
 {
-    "title": "ARRAY_PRODUCT 函数",
+    "title": "array_product",
     "language": "zh-CN"
 }
 ---
@@ -24,11 +24,7 @@ specific language governing permissions and limitations
 under the License.
 -->
 
-## ARRAY_PRODUCT
-
-### Name
-
-ARRAY_PRODUCT
+## array_product
 
 ### description
 
diff --git a/docs/zh-CN/docs/sql-manual/sql-functions/array-functions/size.md b/docs/zh-CN/docs/sql-manual/sql-functions/array-functions/array_size.md
similarity index 77%
rename from docs/zh-CN/docs/sql-manual/sql-functions/array-functions/size.md
rename to docs/zh-CN/docs/sql-manual/sql-functions/array-functions/array_size.md
index bf4e319fd3..928829f3b0 100644
--- a/docs/zh-CN/docs/sql-manual/sql-functions/array-functions/size.md
+++ b/docs/zh-CN/docs/sql-manual/sql-functions/array-functions/array_size.md
@@ -1,6 +1,6 @@
 ---
 {
-    "title": "size",
+    "title": "array_size",
     "language": "zh-CN"
 }
 ---
@@ -24,14 +24,15 @@ specific language governing permissions and limitations
 under the License.
 -->
 
-## size (cardinality)
+## array_size (size, cardinality)
 
 ### description
 
 #### Syntax
 
 ```
-BIGINT size(ARRAY<T> arr) 
+BIGINT size(ARRAY<T> arr)
+BIGINT array_size(ARRAY<T> arr) 
 BIGINT cardinality(ARRAY<T> arr)
 ```
 
@@ -55,6 +56,15 @@ mysql> select k1,k2,size(k2) from array_test;
 |    3 | NULL      |       NULL |
 +------+-----------+------------+
 
+mysql> select k1,k2,array_size(k2) from array_test;
++------+-----------+------------------+
+| k1   | k2        | array_size(`k2`) |
++------+-----------+------------------+
+|    1 | [1, 2, 3] |                3 |
+|    2 | []        |                0 |
+|    3 | NULL      |             NULL |
++------+-----------+------------------+
+
 mysql> select k1,k2,cardinality(k2) from array_test;
 +------+-----------+-------------------+
 | k1   | k2        | cardinality(`k2`) |
@@ -67,4 +77,4 @@ mysql> select k1,k2,cardinality(k2) from array_test;
 
 ### keywords
 
-SIZE, CARDINALITY
+ARRAY_SIZE, SIZE, CARDINALITY
diff --git a/docs/zh-CN/docs/sql-manual/sql-functions/array-functions/array_sum.md b/docs/zh-CN/docs/sql-manual/sql-functions/array-functions/array_sum.md
index 4abceb01cf..b28e24b459 100644
--- a/docs/zh-CN/docs/sql-manual/sql-functions/array-functions/array_sum.md
+++ b/docs/zh-CN/docs/sql-manual/sql-functions/array-functions/array_sum.md
@@ -1,6 +1,6 @@
 ---
 {
-    "title": "ARRAY_SUM 函数",
+    "title": "array_sum",
     "language": "zh-CN"
 }
 ---
@@ -24,11 +24,7 @@ specific language governing permissions and limitations
 under the License.
 -->
 
-## ARRAY_SUM
-
-### Name
-
-ARRAY_SUM
+## array_sum
 
 ### description