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docs/sql-manual/sql-functions/scalar-functions/spatial-functions/st-area.md

@@ -0,0 +1,102 @@
+---
+{
+    "title": "ST_AREA_SQUARE_METERS",
+    "language": "en"
+}
+---
+
+<!-- 
+Licensed to the Apache Software Foundation (ASF) under one
+or more contributor license agreements.  See the NOTICE file
+distributed with this work for additional information
+regarding copyright ownership.  The ASF licenses this file
+to you under the Apache License, Version 2.0 (the
+"License"); you may not use this file except in compliance
+with the License.  You may obtain a copy of the License at
+
+  http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing,
+software distributed under the License is distributed on an
+"AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+KIND, either express or implied.  See the License for the
+specific language governing permissions and limitations
+under the License.
+-->
+
+## Description
+
+Calculate the area of the region on the sphere of the Earth
+
+## Alias
+
+- ST_Area_Square_Km
+
+## Syntax
+
+```sql
+ST_Area_Square_Meters( <geo>)
+```
+
+## Parameters
+
+| Parameters | Instructions     |
+| -- |--------|
+| `<geo>` | The spherical position of the earth |
+
+## Return Value
+
+ST_Area_Square_Meters( <geo>): the units returned are square meters
+
+ST_Area_Square_Km( <geo>):  the units returned are square kilometers
+
+## Examples
+
+```sql
+SELECT ST_Area_Square_Meters(ST_Circle(0, 0, 1));
+```
+
+```text
++-------------------------------------------------+
+| st_area_square_meters(st_circle(0.0, 0.0, 1.0)) |
++-------------------------------------------------+
+|                              3.1415926535897869 |
++-------------------------------------------------+
+```
+
+```sql
+SELECT ST_Area_Square_Km(ST_Polygon("POLYGON ((0 0, 1 0, 1 1, 0 1, 0 0))"));
+```
+
+```text
++----------------------------------------------------------------------+
+| st_area_square_km(st_polygon('POLYGON ((0 0, 1 0, 1 1, 0 1, 0 0))')) |
++----------------------------------------------------------------------+
+|                                                   12364.036567076409 |
++----------------------------------------------------------------------+
+```
+
+```sql
+SELECT ST_Area_Square_Meters(ST_Point(0, 1));
+```
+
+```text
++-------------------------------------------+
+| st_area_square_meters(st_point(0.0, 1.0)) |
++-------------------------------------------+
+|                                         0 |
++-------------------------------------------+
+```
+
+```sql
+SELECT ST_Area_Square_Meters(ST_LineFromText("LINESTRING (1 1, 2 2)"));
+```
+
+```text
++-----------------------------------------------------------------+
+| st_area_square_meters(st_linefromtext('LINESTRING (1 1, 2 2)')) |
++-----------------------------------------------------------------+
+|                                                               0 |
++-----------------------------------------------------------------+
+```
+

docs/sql-manual/sql-functions/scalar-functions/spatial-functions/st-astext.md

@@ -1,6 +1,6 @@
 ---
 {
-    "title": "ST_ASTEXT,ST_ASWKT",
+    "title": "ST_ASTEXT",
     "language": "en"
 }
 ---
@@ -28,6 +28,10 @@ under the License.
 
 Convert a geometric figure to a representation of WKT (Well Known Text)
 
+## Alias
+
+- ST_ASWKT
+
 ## Syntax
 
 ```sql

docs/sql-manual/sql-functions/scalar-functions/spatial-functions/st-geometryfromtext.md

@@ -1,6 +1,6 @@
 ---
 {
-    "title": "ST_GEOMETRYFROMTEXT,ST_GEOMFROMTEXT",
+    "title": "ST_GEOMETRYFROMTEXT",
     "language": "en"
 }
 ---
@@ -28,6 +28,11 @@ under the License.
 
 Convert a linear WKT (Well Known Text) to the corresponding memory geometry
 
+
+## Alias
+
+- ST_GEOMFROMTEXT
+
 ## Syntax
 
 ```sql

docs/sql-manual/sql-functions/scalar-functions/spatial-functions/st-geometryfromwkb.md

@@ -1,6 +1,6 @@
 ---
 {
-    "title": "ST_GEOMETRYFROMWKB,ST_GEOMFROMWKB",
+    "title": "ST_GEOMETRYFROMWKB",
     "language": "en"
 }
 ---
@@ -28,6 +28,10 @@ under the License.
 
 Converts a standard figure WKB (Well-known binary) to the corresponding memory geometry
 
+## Alias
+
+- ST_GEOMFROMWKB
+
 ## Syntax
 
 ```sql

docs/sql-manual/sql-functions/scalar-functions/spatial-functions/st-linefromtext.md

@@ -1,6 +1,6 @@
 ---
 {
-    "title": "ST_LINEFROMTEXT,ST_LINESTRINGFROMTEXT",
+    "title": "ST_LINEFROMTEXT",
     "language": "en"
 }
 ---
@@ -28,6 +28,10 @@ under the License.
 
 Converts a WKT (Well Known Text) to a memory representation in the form of a Line
 
+## Alias
+
+- ST_LINESTRINGFROMTEXT
+
 ## Syntax
 
 ```sql

docs/sql-manual/sql-functions/scalar-functions/spatial-functions/st-polygon.md

@@ -1,6 +1,6 @@
 ---
 {
-    "title": "ST_POLYGON,ST_POLYFROMTEXT,ST_POLYGONFROMTEXT",
+    "title": "ST_POLYGON",
     "language": "en"
 }
 ---
@@ -28,6 +28,11 @@ under the License.
 
 Convert a WKT (Well Known Text) to the corresponding polygonal memory form
 
+## Alias
+
+- st_polygonfromtext
+- st_polyfromtext
+
 ## Syntax
 
 ```sql