mirror of
https://github.com/PyMySQL/mysqlclient.git
synced 2025-08-15 11:10:58 +08:00
Fix DOS formatting, some minor nits.
This commit is contained in:
adustman
@ -1,4 +1,4 @@
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#!/usr/bin/python
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#!/usr/bin/
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__version__ = "$Revision$"[11:-2]
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@ -6,19 +6,19 @@ __version__ = "$Revision$"[11:-2]
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# Original credits follow. This is a nice introduction in general,
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# but I felt there were a few bits and pieces that needs to be cleaned up.
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# TITLE: dbtrainer0
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# WRITTEN BY: Bradley Stec, July 1999
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# TITLE:
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# WRITTEN BY: Bradley Stec, July
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# RuleSpace, Inc.
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# SUPPORTS: WebOps Database Interface Trainer Script
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# PURPOSE: This script is an code and output example of how to use the
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# MySQLdb API to communicate with a database and perform basic
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# SUPPORTS: WebOps Database Interface Trainer
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# PURPOSE: This script is an code and output example of how to use
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# MySQLdb API to communicate with a database and perform
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# SQL queries.
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# FUNCTION: Both by executing the script and by reading the source code,
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# a programmer should be able to get a grasp on how the interface
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# a programmer should be able to get a grasp on how the
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# works and may borrow code for their own script projects.
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# REQUIREMENTS: This script requires the access to the webops module, and that a
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# REQUIREMENTS: This script requires the access to the webops module, and that
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# database named "TEST" be installed in the webops specified
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# database server. The contents of the test database can be created
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# database server. The contents of the test database can be
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# using the following SQL command sets.
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#
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# CREATE TABLE COLORS (
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@ -59,16 +59,16 @@ __version__ = "$Revision$"[11:-2]
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# INSERT INTO TEAM VALUES (3,'Brittney','McChristy','The Data Diva','blue',NOW(),NOW());
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# INSERT INTO TEAM VALUES (4,'Fuzzy','Logic','The Logic Bunny','cyan',NOW(),NOW());
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#
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# CHANGES: 7/99 Initial Version
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# CHANGES: 7/99 Initial
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import sys
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#import webops
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import traceback
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sys.stderr = sys.stdout
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import
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#import
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import
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sys.stderr = sys.
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# Set Up Page Layout
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# Set Up Page
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print "content-type: text/html"
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print
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print "<HTML>\n"
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print "<BODY BGCOLOR=\"#FFFFFF\">\n"
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print "<FONT FACE=\"arial\" SIZE=\"3\"><B>RuleSpace, Inc. WebOps Database Interface Trainer - Part 0</B><BR><HR>"
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@ -76,22 +76,22 @@ print "The purpose of this page is to present sample code for interfacing with t
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print "By viewing the CGI script which presents the information below you'll be able to see how the database interface and API works within the WebOps scripting environment.<P>"
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print "<HR>"
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# Loading The API Support
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# The API MySQLdb is a thin wrapper around a C program which is also in the site-packages directory called _mysqlmodule.so
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# The API follows the Python Database API Spec version 2.0 which basically sets standards for what kind of methods will be
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# used to access databases within the Python environment. The _mysqlmodule.so and MySQLdb.py programs allow a programmer
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# to pass SQL commands/queries through to a database. The database server may be remote or local. The MySQL database server
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# software doesn't provide an interactive cursor, so the API programs create a "cursor" in local memory. Read the Python
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# Loading The API
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# The API MySQLdb is a thin wrapper around a C program which is also in the site-packages directory called _mysqlmodule.
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# The API follows the Python Database API Spec version 2.0 which basically sets standards for what kind of methods will
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# used to access databases within the Python environment. The _mysqlmodule.so and MySQLdb.py programs allow a
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# to pass SQL commands/queries through to a database. The database server may be remote or local. The MySQL database
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# software doesn't provide an interactive cursor, so the API programs create a "cursor" in local memory. Read the
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# Database API Spec version 2.0 for details.
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# This command loads the support files
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import MySQLdb
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# This command loads the support
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import
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# PREPARE TO CONNECT TO DATABASE
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# This command forms a connection through the support files to the target database server and database name.
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try:
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# Note: most of these keyword values have reasonable defaults.
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# The following line with probably also work, depending on your
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# The following line with probably also work, depending on
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# MySQL configuration:
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WebOpsDB = MySQLdb.Connect(db='test')
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#WebOpsDB = MySQLdb.Connection(host=webops.dbserver,user=webops.dbuser,passwd=webops.dbpass,db='test',port=3306,unix_socket="")
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@ -100,7 +100,7 @@ except:
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traceback.print_exc()
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sys.exit()
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# A LITTLE BONUS INFORMATION FROM THE API
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# A LITTLE BONUS INFORMATION FROM THE
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# The API can provide some information about the connection and server.
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# These functions are not portable to other databases.
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print "<B>CONNECTED TO</B><BR>"
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@ -109,9 +109,9 @@ print " running <B>mySQL server v", WebOpsDB.get_server_i
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print " current status: ",WebOpsDB.stat(), "<P>"
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print "<HR>"
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# CREATE YOUR PERSONAL CONNECTION TO THE "RESULTS" WITHIN THE CONNECTION OBJECT
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# CREATE YOUR PERSONAL CONNECTION TO THE "RESULTS" WITHIN THE CONNECTION
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# We haven't actually queried anything yet, so don't get confused, we're just preparing for it.
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# A cursor is a "result set" holding object. The API creates a "cursor" object complete with a set of
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# A cursor is a "result set" holding object. The API creates a "cursor" object complete with a set
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# methods for executing query results into it.
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try:
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cursor = WebOpsDB.cursor()
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@ -120,7 +120,7 @@ except:
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traceback.print_exc()
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sys.exit()
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# PERFORM A QUERY
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# PERFORM A
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# The cursor object is a Python class object. In it, we can specify a query. Below we query the TEAM table from the
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# WebOpsDB object by referring to our new "cursor" object.
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try:
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@ -130,17 +130,17 @@ except:
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traceback.print_exc()
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sys.exit()
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# STORE THE RESULTS INTO A LOCALLY CONTROLLED MEMORY LOCATION
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# STORE THE RESULTS INTO A LOCALLY CONTROLLED MEMORY
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# Two things just came from our query: 1) a description of the table structure and 2) a result set stored in the API cursor.
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# The API "cursor" must be "consumed" by your script to get the results out. Therefore its a good idea to store the results
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# The API "cursor" must be "consumed" by your script to get the results out. Therefore its a good idea to store the
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# into a local variable. The results will become a nicely formatted Python list data type. If you don't store it locally,
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# you'll need to requery the database every time you need the data again.
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# 1) THE TABLE STRUCTURE
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# 1) THE TABLE
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# The cursor.description attribute will provide a Python list data type representation of the field structure.
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# In the example below we use the for loop to travel through the list and read the first element of each list.
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# 2) THE RESULT SET
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# 2) THE RESULT
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# The result set can be completely fetched into one list data type.
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try:
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resultSet = cursor.fetchall()
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@ -149,19 +149,19 @@ except:
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traceback.print_exc()
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sys.exit()
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# AND NOW YOU CAN SEE RESULTS
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# AND NOW YOU CAN SEE
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# Now you can take your information and present it.
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print "<B>EXAMPLES OF USING THE <U>SELECT</U> SQL COMMAND.</B><P>"
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print "QUERY OF TEAM TABLE<BR>"
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print "<FONT SIZE=\"1\"><B>("
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# The Table Field Names
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# The Table Field
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for cursorFieldname in cursor.description:
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print cursorFieldname[0]+","
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print ")</B>"
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print "<BR>"
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# The Result Set
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# The Result
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for cursorRecord in resultSet:
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print cursorRecord
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print
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print "<BR>"
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print "<P></FONT>"
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@ -174,14 +174,14 @@ for cursorRecord in resultSet:
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print "<TR>"
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for cursorField in cursorRecord:
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print "<TD><FONT FACE=\"arial\" SIZE=\"1\">"
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print cursorField
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print
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print "</FONT></TD>"
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print "</TR>"
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print "</TABLE>"
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print "</CENTER>"
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print " <P></FONT><P><HR><P>"
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# HERE'S ANOTHER TABLE
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# HERE'S ANOTHER
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try:
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cursor.execute("SELECT * FROM COLORS")
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except:
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@ -198,11 +198,11 @@ print "<BR>"
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# The values are loaded into the object 'resultSet'
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resultSet = cursor.fetchall()
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for cursorRecord in resultSet:
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print cursorRecord
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print
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print "<BR>"
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print " <BR></FONT>"
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# Display Query Results In Columns
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# Display Query Results In
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print "<FONT SIZE=\"1\">same results in very nicely formatted columns:<BR>"
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print "<TABLE BORDER=\"1\"><TR>"
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for cursorFieldname in cursor.description:
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@ -212,15 +212,15 @@ for cursorRecord in resultSet:
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print "<TR>"
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for cursorField in cursorRecord:
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print "<TD><FONT FACE=\"arial\" SIZE=\"1\">"
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print cursorField
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print
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print "</FONT></TD>"
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print "</TR>"
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print "</TABLE>"
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print "</CENTER>"
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print " <P><HR><P></FONT>"
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# NOW WE CAN SEE HOW TO COMBINE KEYED TABLES
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# The following query uses standard SQL commands to join the two databases together and produce a list of each of the team's
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# NOW WE CAN SEE HOW TO COMBINE KEYED
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# The following query uses standard SQL commands to join the two databases together and produce a list of each of the team'
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# favorite colors.
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try:
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cursor.execute("SELECT TEAM.FIRST_NAME,TEAM.LAST_NAME,TEAM.FAV_COLOR,COLORS.PRIME_COLOR FROM TEAM,COLORS WHERE TEAM.FAV_COLOR = COLORS.COLOR")
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@ -242,14 +242,14 @@ for cursorRecord in resultSet:
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print "<TR>"
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for cursorField in cursorRecord:
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print "<TD><FONT FACE=\"arial\" SIZE=\"1\">"
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print cursorField
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print
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print "</FONT></TD>"
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print "</TR>"
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print "</TABLE>"
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print "</CENTER>"
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print "<P>"
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# CLOSING THE DATABASE OBJECT
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# CLOSING THE DATABASE
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try:
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WebOpsDB.close()
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except:
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@ -257,10 +257,10 @@ except:
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traceback.print_exc()
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sys.exit()
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# CONTINUED IN DBTRAINER1
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# To learn more about inserting records, and performing other SQL functions review
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# CONTINUED IN
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# To learn more about inserting records, and performing other SQL functions
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# dbtrainer1.
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# END YOUR HTML PAGE
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# END YOUR HTML
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print "</FONT></BODY>\n"
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print "</HTML>\n"
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@ -52,7 +52,7 @@ import MySQLdb
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# This command forms a connection through the support files to the target database server and database name.
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try:
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#WebOpsDB = MySQLdb.Connection(host=webops.dbserver,user=webops.dbuser,passwd=webops.dbpass,db='test',port=3306,unix_socket="")
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WebOpsDB = MySQL.Connect(db='test')
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WebOpsDB = MySQLdb.Connect(db='test')
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except:
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print "\n\n<PRE>"
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traceback.print_exc()
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@ -23,7 +23,7 @@ __version__ = "$Revision$"[11:-2]
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# CHANGES: 7/99 Initial Version
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import sys
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import webops
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#import webops
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import traceback
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sys.stderr = sys.stdout
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Reference in New Issue
Block a user