Add sqlserver support for geospatial types.

src/Database/Schema/SqlserverSchemaDialect.php

@@ -203,6 +203,14 @@ class SqlserverSchemaDialect extends SchemaDialect
         if ($col === 'uniqueidentifier') {
             return ['type' => TableSchemaInterface::TYPE_UUID];
         }
+        if ($col === 'geometry') {
+            return ['type' => TableSchemaInterface::TYPE_GEOMETRY];
+        }
+        if ($col === 'geography') {
+            // SQLserver only has one generic geometry type that
+            // we map to point.
+            return ['type' => TableSchemaInterface::TYPE_POINT];
+        }
 
         return ['type' => TableSchemaInterface::TYPE_STRING, 'length' => null];
     }
@@ -430,6 +438,10 @@ class SqlserverSchemaDialect extends SchemaDialect
             TableSchemaInterface::TYPE_TIMESTAMP_TIMEZONE => ' DATETIME2',
             TableSchemaInterface::TYPE_UUID => ' UNIQUEIDENTIFIER',
             TableSchemaInterface::TYPE_JSON => ' NVARCHAR(MAX)',
+            TableSchemaInterface::TYPE_GEOMETRY => ' GEOMETRY',
+            TableSchemaInterface::TYPE_POINT => ' GEOGRAPHY',
+            TableSchemaInterface::TYPE_LINESTRING => ' GEOGRAPHY',
+            TableSchemaInterface::TYPE_POLYGON => ' GEOGRAPHY',
         ];
 
         if (isset($typeMap[$data['type']])) {

tests/TestCase/Database/Schema/SqlserverSchemaTest.php

@@ -300,6 +300,21 @@ SQL;
                 null,
                 ['type' => 'binary', 'length' => TableSchema::LENGTH_LONG],
             ],
+            // Geospatial types
+            [
+                'GEOMETRY',
+                null,
+                null,
+                null,
+                ['type' => 'geometry', 'null' => true],
+            ],
+            [
+                'GEOGRAPHY',
+                null,
+                null,
+                null,
+                ['type' => 'point', 'null' => true],
+            ],
         ];
     }
 
@@ -827,6 +842,47 @@ SQL;
                 ['type' => 'timestamp', 'null' => true],
                 '[created] DATETIME2 DEFAULT NULL',
             ],
+            // Geospatial
+            [
+                'g',
+                ['type' => 'geometry'],
+                '[g] GEOMETRY',
+            ],
+            [
+                'g',
+                ['type' => 'geometry', 'null' => false, 'srid' => 4326],
+                '[g] GEOMETRY NOT NULL',
+            ],
+            [
+                'p',
+                ['type' => 'point'],
+                '[p] GEOGRAPHY',
+            ],
+            [
+                'p',
+                ['type' => 'point', 'null' => false, 'srid' => 4326],
+                '[p] GEOGRAPHY NOT NULL',
+            ],
+            [
+                'l',
+                ['type' => 'linestring'],
+                '[l] GEOGRAPHY',
+            ],
+            [
+                'l',
+                ['type' => 'linestring', 'null' => false, 'srid' => 4326],
+                '[l] GEOGRAPHY NOT NULL',
+            ],
+            [
+                'p',
+                ['type' => 'polygon'],
+                '[p] GEOGRAPHY',
+            ],
+            [
+                'p',
+                ['type' => 'polygon', 'null' => false, 'srid' => 4326],
+                '[p] GEOGRAPHY NOT NULL',
+            ],
         ];
     }