Merge pull request #41 from BolshakovNO/add-uuid-type

add uuid type

Author: xzkostyan

.gitignore

@@ -2,6 +2,7 @@
 __pycache__/
 *.py[cod]
 *$py.class
+.idea
 
 # C extensions
 *.so

clickhouse_sqlalchemy/drivers/base.py

@@ -32,6 +32,7 @@
     'Float64': FLOAT,
     'Float32': FLOAT,
     'String': types.String,
+    'UUID': types.UUID,
     'FixedString': types.String,
     'Enum8': types.Enum8,
     'Enum16': types.Enum16,
@@ -398,6 +399,9 @@ def visit_enum8(self, type_, **kw):
     def visit_enum16(self, type_, **kw):
         return self._render_enum('Enum16', type_, **kw)
 
+    def visit_uuid(self, type_, **kw):
+        return 'UUID'
+
 
 class ClickHouseExecutionContextBase(default.DefaultExecutionContext):
     @sa_util.memoized_property

clickhouse_sqlalchemy/types.py

@@ -43,6 +43,10 @@ def __init__(self, nested_type):
         super(Nullable, self).__init__()
 
 
+class UUID(String):
+    __visit_name__ = 'uuid'
+
+
 class Int8(Int):
     __visit_name__ = 'int8'