Database version control DPC version

Database version control DPC version

• 1. Database Version Control Without Pain Harrie Verveer June 11th 2010
• 2. Database Version Control What’s the problem? 2
• 3. http://www.sxc.hu/photo/754535
• 4. http://www.sxc.hu/photo/1207911
• 5. http://en.wikipedia.org/wiki/File:STS120LaunchHiRes.jpg
• 6. http://www.sxc.hu/photo/1255121
• 7. Why Database Version Control 7
• 8. Simple Patching Strategy The basic idea 8
• 9. Simple patching strategy 9
• 10. Example patch file patch-001.sql 10
• 11. http://www.sxc.hu/photo/1214820
• 12. Simple patching strategy Development Write code Write DB patches Apply patches to own DB Apply patches Commit Update 12
• 13. Fixing patches patch-002.sql 13
• 14. Fixing patches patch-002.sql 13
• 15. Fixing patches patch-002.sql 13
• 16. Fixing patches patch-003.sql 14
• 17. Fixing patches patch-003.sql Never modify a patch file once it’s under version control 14
• 18. Undo patch files undo-001.sql 15
• 19. http://www.freefoto.com/preview/41-07-7
• 20. Bonus points Install.sql 17
• 21. Bonus points Initial dummy content 18
• 22. http://www.sxc.hu/photo/643214
• 23. http://www.sxc.hu/photo/946855
• 24. Automating the process Faster & Safer 21
• 25. http://www.sxc.hu/photo/314594
• 26. Typical patch script 23
• 27. Typical patch script update.sh 24
• 28. http://www.sxc.hu/photo/1196126
• 29. Branches Merge problems 26
• 30. Branches Trunk patch-001.sql patch-002.sql patch-003.sql 27
• 31. 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 28
• 32. 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 28
• 33. 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 29
• 34. Separate sequence db/patches/trunk/ db/patches/branchA/ patch-001.sql patch-001.sql patch-002.sql patch-002.sql patch-003.sql 30
• 35. 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 30
• 36. Patchfile naming patch_20100611_1430.sql 31
• 37. Patch log 32
• 38. http://www.sxc.hu/photo/692740
• 39. Phing & DB Deploy Avoiding the NIH syndrome 34
• 40. http://phing.info/ 35
• 41. Phing 36
• 42. 37
• 43. DB Deploy 38
• 44. DB Deploy db/patches/1-create_user_table.sql 39
• 45. Phing & DB Deploy 40
• 46. DB Deploy changelog table: 41
• 47. DB Deploy changelog table: 41
• 48. DB Deploy PHP 42
• 49. DB Deploy SQL 43
• 50. DB Deploy Features 44
• 51. Liquibase A different approach 45
• 52. Liquibase www.liquibase.org 46
• 53. Liquibase 47
• 54. Liquibase 48
• 55. Liquibase 49
• 56. Liquibase Updating Reverting Tagging Generate XML Diff 50
• 57. http://www.sxc.hu/photo/1241520
• 58. Liquibase Branches 52
• 59. Liquibase DBMS Support 53
• 60. Liquibase Documentation 54
• 61. Liquibase Java 55
• 62. Akrabat DB Schema Manager Zend Framework specific solution 56
• 63. 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 57
• 64. Writing the patch scripts/migrations/001-CreateUserTable.php 58
• 65. Writing the patch scripts/migrations/001-CreateUserTable.php 59
• 66. Akrabat DB Schema Manager PHP Patches 60
• 67. Akrabat DB Schema Manager Easy syntax if you know ZF 61
• 68. Akrabat DB Schema Manager Easy to use 62
• 69. Akrabat DB Schema Manager Branch merging 63
• 70. Doctrine Migrations 64
• 71. Doctrine Migrations http://www.doctrine-project.org/ 65
• 72. Doctrine Migrations 66
• 73. Doctrine Migrations Update-to-version 67
• 74. Doctrine Migrations Generate patches 68
• 75. Doctrine Migrations Useful if you’re already using Doctrine ORM 69
• 76. Summary 70
• 77. Summary Patchfiles Akrabat DB Schema Manager http://akrabat.com • Automating http://github.com/akrabat/Akrabat • Branch merging Doctrine Migrations Phing + DB Deploy http://www.doctrine-project.org http://phing.info http://dbdeploy.com Liquibase http://www.liquibase.org 71
• 78. Questions ? 72
• 79. Contact me Harrie Verveer Software Engineer at Ibuildings E-mail: harrie@ibuildings.nl Skype: harrie-ibuildings Twitter: @harrieverveer http://joind.in/1544 73