Clear dangling cache entry for CREATE statements.

Rev: CHANGES:1.204
Rev: lib/modules/Sql.pmod/pgsql.pike:1.73

CHANGES

@@ -18,6 +18,9 @@ o String.normalize_space
 Bug fixes
 ---------
 
+o Fixed dangling cache reference in prepared statements when using CREATE
+  statements via Sql.pgsql.
+
 o Improved widestring support for Parser.Tabular.
 
 o Fixed segfault in combine_path_nt on windows when the first char

lib/modules/Sql.pmod/pgsql.pike

@@ -1687,7 +1687,7 @@ object big_query(string q,void|mapping(string|int:mixed) bindings,
 	}
       }
       if(forcecache!=1 && createprefix->match(q))      // Flush cache on CREATE
-	invalidatecache=1;
+	invalidatecache=1,tp=UNDEFINED;
       else
 	prepareds[q]=tp=([]);
     }