Merge branch 'pr_1405'

src/sql/engine/expr/ob_expr_operator_factory.cpp

@@ -1432,6 +1432,9 @@ void ObExprOperatorFactory::get_function_alias_name(const ObString &origin_name,
     } else if (0 == origin_name.case_compare("character_length")) {
       // character_length is synonym for char_length
       alias_name = ObString::make_string(N_CHAR_LENGTH);
+    } else if (0 == origin_name.case_compare("area")) {
+      // area is synonym for st_area
+      alias_name = ObString::make_string(N_ST_AREA);
     } else {
       //do nothing
     }

tools/deploy/mysql_test/test_suite/geometry/r/mysql/geometry_area.result

@@ -0,0 +1,15 @@
+# ----------------------------------------------------------------------
+# Test of GEOMETRY AREA.
+# ----------------------------------------------------------------------
+drop table if exists gis_polygon;
+create table if not exists gis_polygon (
+poly Polygon not null srid 4396
+);
+insert into gis_polygon values (ST_srid(ST_GeomFromText('Polygon((0 0,0 3,3 0,0 0),(1 1,1 2,2 1,1 1))'), 4396));
+select area(poly) from gis_polygon;
+area(poly)
+4
+select st_area(poly) from gis_polygon;
+st_area(poly)
+4
+drop table if exists gis_polygon;

tools/deploy/mysql_test/test_suite/geometry/t/geometry_area.test

@@ -0,0 +1,21 @@
+#owner: ht353245
+#owner group: shenzhen
+--echo # ----------------------------------------------------------------------
+--echo # Test of GEOMETRY BASIC.
+--echo # ----------------------------------------------------------------------
+--source mysql_test/test_suite/geometry/t/import_default_srs_data_mysql.inc
+
+--disable_warnings
+drop table if exists gis_polygon;
+--enable_warnings
+
+create table if not exists gis_polygon (
+        poly Polygon not null srid 4396
+        );
+
+insert into gis_polygon values (ST_srid(ST_GeomFromText('Polygon((0 0,0 3,3 0,0 0),(1 1,1 2,2 1,1 1))'), 4396));
+
+select area(poly) from gis_polygon;
+select st_area(poly) from gis_polygon;
+
+drop table if exists gis_polygon;