From: Lele Gaifax <lele@metapensiero.it>
Date: Mon, 12 May 2008 10:09:16 +0000 (+0000)
Subject: Use a BLOB when asked for a [VAR]CHAR without a length under Firebird
X-Git-Tag: rel_0_5beta1~102
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=5200cd16f5ffc481c76432be1d597f19a3812ec8;p=thirdparty%2Fsqlalchemy%2Fsqlalchemy.git

Use a BLOB when asked for a [VAR]CHAR without a length under Firebird
---

diff --git a/lib/sqlalchemy/databases/firebird.py b/lib/sqlalchemy/databases/firebird.py
index 098759d183..9f9dcd634f 100644
--- a/lib/sqlalchemy/databases/firebird.py
+++ b/lib/sqlalchemy/databases/firebird.py
@@ -187,14 +187,20 @@ class FBString(sqltypes.String):
     """Handle ``VARCHAR(length)`` datatype."""
 
     def get_col_spec(self):
-        return "VARCHAR(%(length)s)" % {'length' : self.length}
+        if self.length:
+            return "VARCHAR(%(length)s)" % {'length' : self.length}
+        else:
+            return "BLOB SUB_TYPE 1"
 
 
 class FBChar(sqltypes.CHAR):
     """Handle ``CHAR(length)`` datatype."""
 
     def get_col_spec(self):
-        return "CHAR(%(length)s)" % {'length' : self.length}
+        if length:
+            return "CHAR(%(length)s)" % {'length' : self.length}
+        else:
+            return "BLOB SUB_TYPE 1"
 
 
 class FBBinary(sqltypes.Binary):