From b2f0d64fa8c06b5662ce6831dc3fe1588397c76b Mon Sep 17 00:00:00 2001
From: Mike Bayer <mike_mp@zzzcomputing.com>
Date: Fri, 1 Jul 2005 02:43:15 +0000
Subject: Initial revision

---
 lib/sqlalchemy/databases/sqlite.py | 53 ++++++++++++++++++++++++++++++++++++++
 1 file changed, 53 insertions(+)
 create mode 100644 lib/sqlalchemy/databases/sqlite.py

(limited to 'lib/sqlalchemy/databases/sqlite.py')

diff --git a/lib/sqlalchemy/databases/sqlite.py b/lib/sqlalchemy/databases/sqlite.py
new file mode 100644
index 000000000..220892340
--- /dev/null
+++ b/lib/sqlalchemy/databases/sqlite.py
@@ -0,0 +1,53 @@
+import sys, StringIO, string, types
+
+import sqlalchemy.sql as sql
+import sqlalchemy.engine as engine
+import sqlalchemy.schema as schema
+import sqlalchemy.ansisql as ansisql
+from sqlalchemy.ansisql import *
+
+from pysqlite2 import dbapi2 as sqlite
+        
+colspecs = {        
+    schema.INT : "INTEGER",
+    schema.CHAR : "CHAR(%(length)s)",
+    schema.VARCHAR : "VARCHAR(%(length)s)",
+    schema.TEXT : "TEXT",
+    schema.FLOAT : "NUMERIC(%(precision)s, %(length)s)",
+    schema.DECIMAL : "NUMERIC(%(precision)s, %(length)s)",
+    schema.TIMESTAMP : "TIMESTAMP",
+    schema.DATETIME : "TIMESTAMP",
+    schema.CLOB : "TEXT",
+    schema.BLOB : "BLOB",
+    schema.BOOLEAN : "BOOLEAN",
+}
+
+def engine(filename, **params):
+    return SQLiteSQLEngine(filename, **params)
+    
+class SQLiteSQLEngine(ansisql.ANSISQLEngine):
+    def __init__(self, filename, **params):
+        self.filename = filename
+        ansisql.ANSISQLEngine.__init__(self, **params)
+    
+    def connect_args(self):
+        return ([self.filename], {})
+        
+    def dbapi(self):
+        return sqlite
+        
+    def columnimpl(self, column):
+        return SQLiteColumnImpl(column)
+
+class SQLiteColumnImpl(sql.ColumnSelectable):
+    def _get_specification(self):
+        coltype = self.column.type
+        if type(coltype) == types.ClassType:
+            key = coltype
+        else:
+            key = coltype.__class__
+
+        return self.name + " " + colspecs[key] % {'precision': getattr(coltype, 'precision', None), 'length' : getattr(coltype, 'length', None)}
+
+    
+    
-- 
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