Database version control without pain - the PHPNW10 version

Database version control without pain - the PHPNW10 version
Database Version Control Without Pain Harrie Verveer PHPNW10 - Manchester - 9th October 2010 zaterdag 9 oktober 2010
Oh hai! Harrie Verveer aka Hairy Dutchy I live in Goes, which probably sounds awkward to you Software engineer at ibuildings since 2004 Vlissingen (Flushing) office 2 zaterdag 9 oktober 2010
zaterdag 9 oktober 2010
“Yeah, don’t get bogged down in trying to be funny. Be yourself and present the info.” zaterdag 9 oktober 2010
Sorry, this talk won’t be funny 9 zaterdag 9 oktober 2010
Database Version Control What’s the problem? 10 zaterdag 9 oktober 2010
http://www.sxc.hu/photo/1207911 zaterdag 9 oktober 2010
zaterdag 9 oktober 2010 http://en.wikipedia.org/wiki/File:STS120LaunchHiRes.jpg
http://www.flickr.com/photos/kt/1217157/ zaterdag 9 oktober 2010
Why Database Version Control 15 zaterdag 9 oktober 2010
Simple Patching Strategy The basic idea 16 zaterdag 9 oktober 2010
Simple patching strategy 17 zaterdag 9 oktober 2010
Example patch file patch-001.sql 18 zaterdag 9 oktober 2010
Simple patching strategy Development Write code Write DB patches Apply patches to own DB Apply patches Commit Update 20 zaterdag 9 oktober 2010
Fixing patches patch-002.sql 21 zaterdag 9 oktober 2010
Fixing patches patch-003.sql Never modify a patch file once it’s under version control 22 zaterdag 9 oktober 2010
Undo patch files undo-001.sql 23 zaterdag 9 oktober 2010
http://www.freefoto.com/preview/41-07-7 zaterdag 9 oktober 2010
Bonus points Install.sql 25 zaterdag 9 oktober 2010
Bonus points Initial dummy content 26 zaterdag 9 oktober 2010
Automating the process Faster & Safer 29 zaterdag 9 oktober 2010
Typical patch script 30 zaterdag 9 oktober 2010
Typical patch script update.sh 31 zaterdag 9 oktober 2010
Branches Merge problems 32 zaterdag 9 oktober 2010
Branches Trunk patch-001.sql patch-002.sql patch-003.sql 33 zaterdag 9 oktober 2010
Branches Trunk patch-001.sql patch-002.sql patch-003.sql Branch A create branch patch-004.sql patch-004.sql patch-005.sql patch-005.sql Merge 34 zaterdag 9 oktober 2010
Branches Trunk patch-001.sql patch-002.sql patch-003.sql Branch A create branch patch-004.sql patch-006.sql patch-004.sql patch-005.sql patch-007.sql patch-005.sql Merge 34 zaterdag 9 oktober 2010
Branches Trunk patch-001.sql Branch A create branch patch-002.sql patch-002.sql patch-003.sql Branch B create branch patch-003.sql Merge patch-004.sql patch-004.sql patch-004.sql patch-005.sql patch-005.sql Merge patch-005.sql Merge Merge 35 zaterdag 9 oktober 2010
Separate sequence db/patches/trunk/ db/patches/branchA/ patch-001.sql patch-001.sql patch-002.sql patch-002.sql patch-003.sql 36 zaterdag 9 oktober 2010
Separate sequence db/patches/trunk/ db/patches/branchA/ patch-001.sql patch-001.sql patch-002.sql patch-002.sql patch-003.sql Trunk version 3 BranchA version 2 36 zaterdag 9 oktober 2010
Patchfile naming patch_20100611_1430.sql 37 zaterdag 9 oktober 2010
Patch log 38 zaterdag 9 oktober 2010
There is no silver bullet Why it can’t exist 40 zaterdag 9 oktober 2010
http://www.flickr.com/photos/eschipul/4160817135/ zaterdag 9 oktober 2010
Comparing tables Table in DB 1 Table in DB 2 column 1 int column 1 int column 2 varchar(255) column 2 varchar(255) column 3 varchar(255) column 4 varchar(255) 42 zaterdag 9 oktober 2010
Comparing tables Table in DB 1 Table in DB 2 id int id int name varchar(255) name varchar(255) city varchar(255) website varchar(255) 43 zaterdag 9 oktober 2010
Comparing tables Table in DB 1 Table in DB 2 id int id int firstname varchar(255) firstname varchar(255) lname varchar(255) lastname varchar(255) 44 zaterdag 9 oktober 2010
To synchronize two database structures without unexpected dataloss, communicating all steps needed to get from A to B is inevitable. 45 zaterdag 9 oktober 2010
Phing & DB Deploy 46 zaterdag 9 oktober 2010
Phing & DB Deploy Cartoon by Oliver Widder - http://geekandpoke.typepad.com/ 47 zaterdag 9 oktober 2010
http://phing.info/ 48 zaterdag 9 oktober 2010
Phing 49 zaterdag 9 oktober 2010
50 zaterdag 9 oktober 2010
DB Deploy 51 zaterdag 9 oktober 2010
Phing & DB Deploy 52 zaterdag 9 oktober 2010
DB Deploy db/patches/1-create_user_table.sql 53 zaterdag 9 oktober 2010
DB Deploy changelog table: 54 zaterdag 9 oktober 2010
DB Deploy changelog table: 54 zaterdag 9 oktober 2010
DB Deploy PHP 55 zaterdag 9 oktober 2010
DB Deploy SQL 56 zaterdag 9 oktober 2010
DB Deploy Features 57 zaterdag 9 oktober 2010
Liquibase The most complete solution I know 58 zaterdag 9 oktober 2010
Liquibase www.liquibase.org 59 zaterdag 9 oktober 2010
Liquibase 60 zaterdag 9 oktober 2010
Liquibase Updating Reverting Tagging Generate XML Diff 63 zaterdag 9 oktober 2010
Liquibase Branches 65 zaterdag 9 oktober 2010
Liquibase DBMS Support 66 zaterdag 9 oktober 2010
Liquibase Documentation 67 zaterdag 9 oktober 2010
Liquibase Java 68 zaterdag 9 oktober 2010
Akrabat DB Schema Manager Zend Framework specific solution 69 zaterdag 9 oktober 2010
Akrabat DB Schema Manager Zend Framework Proposed by Rob Allen in 2006 Recently implemented Might be in ZF in the near future http://github.com/akrabat/Akrabat 70 zaterdag 9 oktober 2010
Akrabat DB Schema Manager Zend Framework Proposed by Rob Allen in 2006 Recently implemented Might be in ZF in the near future Might not be in ZF in the near future as well http://github.com/akrabat/Akrabat 71 zaterdag 9 oktober 2010
Writing the patch scripts/migrations/001-CreateUserTable.php 72 zaterdag 9 oktober 2010
Writing the patch scripts/migrations/001-CreateUserTable.php 73 zaterdag 9 oktober 2010
Akrabat DB Schema Manager PHP Patches 74 zaterdag 9 oktober 2010
Akrabat DB Schema Manager Easy syntax if you know ZF 75 zaterdag 9 oktober 2010
Akrabat DB Schema Manager Easy to install, easy to use 76 zaterdag 9 oktober 2010
Akrabat DB Schema Manager Easy to install, easy to use 76 zaterdag 9 oktober 2010
Akrabat DB Schema Manager Branch merging 77 zaterdag 9 oktober 2010
Doctrine Migrations Doctrine ORM specific solution 78 zaterdag 9 oktober 2010
Doctrine Migrations http://www.doctrine-project.org/ 79 zaterdag 9 oktober 2010
Doctrine Migrations Patch 80 zaterdag 9 oktober 2010
Doctrine Migrations Update-to-version ./doctrine migrate 81 zaterdag 9 oktober 2010
YAML 82 zaterdag 9 oktober 2010
YAML ./doctrine generate-migrations-diff 82 zaterdag 9 oktober 2010
Doctrine Migrations 83 zaterdag 9 oktober 2010
Doctrine Migrations Generate patches 84 zaterdag 9 oktober 2010
Doctrine Migrations Useful if you’re already using Doctrine ORM 85 zaterdag 9 oktober 2010
Summary 86 zaterdag 9 oktober 2010
Summary Patchfiles Akrabat DB Schema Manager http://akrabat.com • Automating http://github.com/akrabat/Akrabat • Branch merging • Why there is no silver bullet Doctrine Migrations http://www.doctrine-project.org Phing + DB Deploy http://phing.info http://dbdeploy.com Liquibase http://www.liquibase.org 87 zaterdag 9 oktober 2010
Questions ? 88 zaterdag 9 oktober 2010
Contact me Harrie Verveer Software Engineer at Ibuildings E-mail: harrie@ibuildings.nl Skype: harrie-ibuildings Twitter: @harrieverveer http://joind.in/2056 89 zaterdag 9 oktober 2010

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