mirror of
https://github.com/psycopg/psycopg2.git
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53 lines
1.5 KiB
Python
53 lines
1.5 KiB
Python
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# simple.py - very simple example of plain DBAPI-2.0 usage
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# currently used as test-me-stress-me script for psycopg 2.0
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#
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# Copyright (C) 2001-2003 Federico Di Gregorio <fog@debian.org>
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#
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# This program is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by the
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# Free Software Foundation; either version 2, or (at your option) any later
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# version.
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#
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# This program is distributed in the hope that it will be useful, but
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# WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTIBILITY
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# or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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# for more details.
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## put in DSN your DSN string
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DSN = 'dbname=test'
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## don't modify anything below this line (except for experimenting)
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class SimpleQuoter(object):
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def sqlquote(x=None):
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return "'bar'"
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import sys, psycopg
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if len(sys.argv) > 1:
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DSN = sys.argv[1]
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print "Opening connection using dns:", DSN
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conn = psycopg.connect(DSN)
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print "Encoding for this connection is", conn.encoding
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curs = conn.cursor()
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curs.execute("SELECT 1 AS foo")
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print curs.fetchone()
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curs.execute("SELECT 1 AS foo")
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print curs.fetchmany()
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curs.execute("SELECT 1 AS foo")
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print curs.fetchall()
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conn.rollback()
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sys.exit(0)
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curs.execute("SELECT 1 AS foo", async=1)
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curs.execute("SELECT %(foo)s AS foo", {'foo':'bar'})
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curs.execute("SELECT %(foo)s AS foo", {'foo':None})
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curs.execute("SELECT %(foo)f AS foo", {'foo':42})
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curs.execute("SELECT %(foo)s AS foo", {'foo':SimpleQuoter()})
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