Your search query "linkto%3A%22DbApiCheatSheet%22" didn't return any results. Please change some terms and refer to HelpOnSearching for more information.
(!) Consider performing a full-text search with your search terms.

Clear message

Some quick syntax reminders for common tasks using DB-API2 modules.

task postgresql sqlite MySQL Oracle ODBC oursql
create database createdb mydb created automatically when opened with sqlite3   created with Oracle XE install    
command-line tool psql -d mydb sqlite3 mydb.sqlite mysql testdb sqlplus scott/tiger    
GUI tool pgadmin3   mysql-admin sqldeveloper    
install module easy_install psycopg2 included in Python 2.5 standard library easy_install mysql-python or apt-get install python-mysqldb easy_install cx_oracle (but see note)    
import from psycopg2 import * from sqlite3 import * from MySQLdb import * from cx_Oracle import *    
connect conn = connect("dbname='testdb' user='me' host='localhost' password='mypassword'”) conn = connect('mydb.sqlite') or conn=connect(':memory:') conn = connect (host="localhost", db="testdb", user="me", passwd="mypassword") conn=connect('scott/tiger@xe') conn = odbc.odbc('DBALIAS') or odbc.odbc('DBALIAS/USERNAME/PASSWORD')  
get cursor curs = conn.cursor() curs = conn.cursor() curs = conn.cursor() curs = conn.cursor()    
execute SELECT curs.execute('SELECT * FROM tbl') curs.execute('SELECT * FROM tbl') curs.execute('SELECT * FROM tbl') curs.execute('SELECT * FROM tbl')    
fetch curs.fetchone(); curs.fetchall(); curs.fetchmany() curs.fetchone(); curs.fetchall(); curs.fetchmany() curs.fetchone(); curs.fetchall(); curs.fetchmany() curs.fetchone(); curs.fetchall(); curs.fetchmany(); for r in curs    
use bind variables curs.execute('SELECT * FROM tbl WHERE col = %(varnm)s', {'varnm':22}) curs.execute('SELECT * FROM tbl WHERE col = ?', [22]) curs.execute('SELECT * FROM tbl WHERE col = %s', [22]) curs.execute('SELECT * FROM tbl WHERE col = :varnm', {'varnm':22})   curs.execute('SELECT * FROM tbl WHERE col = ?', (22,))
commit conn.commit() (required) conn.commit() (required) conn.commit() (required) conn.commit() (required)    

See also DbApiModuleComparison, DatabaseProgramming

Unable to edit the page? See the FrontPage for instructions.