Merge from trunk

[plcapi.git] / trunk / psycopg2 / examples / dict.py

diff --git a/trunk/psycopg2/examples/dict.py b/trunk/psycopg2/examples/dict.py
new file mode 100644 (file)
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--- /dev/null
+++ b/trunk/psycopg2/examples/dict.py
@@ -0,0 +1,45 @@
+# dict.py - using DictCUrsor/DictRow
+#
+# Copyright (C) 2005 Federico Di Gregorio  <fog@debian.org>
+#
+# This program is free software; you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by the
+# Free Software Foundation; either version 2, or (at your option) any later
+# version.
+#
+# This program is distributed in the hope that it will be useful, but
+# WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTIBILITY
+# or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
+# for more details.
+
+## put in DSN your DSN string
+
+DSN = 'dbname=test'
+
+## don't modify anything below this line (except for experimenting)
+
+import sys
+import psycopg2
+import psycopg2.extras
+
+if len(sys.argv) > 1:
+    DSN = sys.argv[1]
+
+print "Opening connection using dsn:", DSN
+conn = psycopg2.connect(DSN)
+print "Encoding for this connection is", conn.encoding
+
+    
+curs = conn.cursor(cursor_factory=psycopg2.extras.DictCursor)
+curs.execute("SELECT 1 AS foo, 'cip' AS bar, date(now()) as zot")
+
+data = curs.fetchone()
+print "Some data accessed both as tuple and dict:"
+print " ", data['foo'], data['bar'], data['zot']
+print " ", data[0], data[1], data[2]
+
+# execute another query and demostrate we can still access the row
+curs.execute("SELECT 2 AS foo")
+print "Some more data accessed both as tuple and dict:"
+print " ", data['foo'], data['bar'], data['zot']
+print " ", data[0], data[1], data[2]