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* Optimistic locking: revert the lock version when an update fails. Closes ↵Jeremy Kemper2007-05-251-0/+14
| | | | | | #7840. Also return the number of affected rows instead of true. git-svn-id: http://svn-commit.rubyonrails.org/rails/trunk@6843 5ecf4fe2-1ee6-0310-87b1-e25e094e27de
* Made increment_counter/decrement_counter play nicely with optimistic ↵Jamis Buck2007-02-071-0/+51
| | | | | | locking, and added a more general update_counters method git-svn-id: http://svn-commit.rubyonrails.org/rails/trunk@6139 5ecf4fe2-1ee6-0310-87b1-e25e094e27de
* Sybase adapter fixes. Closes #6926 [jsheets]Michael Koziarski2007-01-051-2/+2
| | | | git-svn-id: http://svn-commit.rubyonrails.org/rails/trunk@5839 5ecf4fe2-1ee6-0310-87b1-e25e094e27de
* Don't do introspection queries during locking tests [Michael Schoen]Jeremy Kemper2006-12-061-2/+5
| | | | git-svn-id: http://svn-commit.rubyonrails.org/rails/trunk@5689 5ecf4fe2-1ee6-0310-87b1-e25e094e27de
* find supports :lock with :include. Check whether your database allows SELECT ↵Jeremy Kemper2006-12-051-17/+29
| | | | | | ... FOR UPDATE with outer joins before using. Closes #6764. git-svn-id: http://svn-commit.rubyonrails.org/rails/trunk@5682 5ecf4fe2-1ee6-0310-87b1-e25e094e27de
* Oracle: resolve test failures, use prefetched primary key for inserts, check ↵Jeremy Kemper2006-11-011-0/+1
| | | | | | for null defaults. Factor out some common methods from all adapters. Closes #6515. git-svn-id: http://svn-commit.rubyonrails.org/rails/trunk@5384 5ecf4fe2-1ee6-0310-87b1-e25e094e27de
* Optimistic locking: gracefully handle nil versions, treat as zero. Closes #5908.Jeremy Kemper2006-09-041-0/+16
| | | | git-svn-id: http://svn-commit.rubyonrails.org/rails/trunk@4958 5ecf4fe2-1ee6-0310-87b1-e25e094e27de
* SQLServer: added tests to ensure all database statements are closed, ↵Jeremy Kemper2006-07-101-75/+80
| | | | | | refactored identity_insert management code to use blocks, removed update/delete rowcount code out of execute and into update/delete, changed insert to go through execute method, removed unused quoting methods, disabled pessimistic locking tests as feature is currently unsupported, fixed RakeFile to load sqlserver specific tests whether running in ado or odbc mode, fixed support for recently added decimal types, added support for limits on integer types. Closes #5670. git-svn-id: http://svn-commit.rubyonrails.org/rails/trunk@4601 5ecf4fe2-1ee6-0310-87b1-e25e094e27de
* r4704@asus: jeremy | 2006-06-27 12:00:19 -0700Jeremy Kemper2006-07-081-3/+5
| | | | | | | | | | | | | | | decimal r4705@asus: jeremy | 2006-06-27 12:20:47 -0700 current_adapter? checks whether any of its arguments is the name of the current adapter class r4834@asus: jeremy | 2006-07-08 13:08:24 -0700 Room to float. r4835@asus: jeremy | 2006-07-08 13:09:18 -0700 Give lock test a few chances. r4836@asus: jeremy | 2006-07-08 13:12:05 -0700 Numeric and decimal columns map to BigDecimal instead of Float. Those with scale 0 map to Integer. Closes #5454. git-svn-id: http://svn-commit.rubyonrails.org/rails/trunk@4596 5ecf4fe2-1ee6-0310-87b1-e25e094e27de
* More succinct current_adapter? Enable locking duel for Oracle.Jeremy Kemper2006-07-071-2/+2
| | | | git-svn-id: http://svn-commit.rubyonrails.org/rails/trunk@4576 5ecf4fe2-1ee6-0310-87b1-e25e094e27de
* r4669@asus: jeremy | 2006-06-20 12:53:36 -0700Jeremy Kemper2006-06-201-21/+35
| | | | | | | Getting picayune with locking_test. Closes #4871. git-svn-id: http://svn-commit.rubyonrails.org/rails/trunk@4472 5ecf4fe2-1ee6-0310-87b1-e25e094e27de
* r4664@asus: jeremy | 2006-06-19 18:55:36 -0700Jeremy Kemper2006-06-201-0/+12
| | | | | | | Use the #lock method to obtain a row lock on a single record. Simply reloads the record with :lock => true. git-svn-id: http://svn-commit.rubyonrails.org/rails/trunk@4462 5ecf4fe2-1ee6-0310-87b1-e25e094e27de
* r4644@asus: jeremy | 2006-06-16 14:57:03 -0700Jeremy Kemper2006-06-191-6/+85
| | | | | | | | | | | | | | | | | | | | | locking r4645@asus: jeremy | 2006-06-17 12:41:30 -0700 missing reply fixture r4646@asus: jeremy | 2006-06-19 13:05:23 -0700 Use a per-thread (rather than global) transaction mutex so you may execute concurrent transactions on separate connections. r4647@asus: jeremy | 2006-06-19 13:07:23 -0700 PostgreSQL: introduce allow_concurrency option which determines whether to use blocking or asynchronous #execute. Adapters with blocking #execute will deadlock Ruby threads. The default value is ActiveRecord::Base.allow_concurrency. r4648@asus: jeremy | 2006-06-19 13:08:40 -0700 Pass the default allow_concurrency when instantiating new connections. r4649@asus: jeremy | 2006-06-19 13:11:12 -0700 Break out concurrent transaction tests and run them for PostgreSQLAdapter only (need to fork or system('some_test_script') for the other adapters) r4650@asus: jeremy | 2006-06-19 13:42:48 -0700 Row locking. Provide a locking clause with the :lock finder option or true for the default "FOR UPDATE". r4661@asus: jeremy | 2006-06-19 15:36:51 -0700 excise the junk mutex git-svn-id: http://svn-commit.rubyonrails.org/rails/trunk@4460 5ecf4fe2-1ee6-0310-87b1-e25e094e27de
* allow the 'lock_version' column to be configured with set_locking_column. ↵Michael Koziarski2006-01-141-1/+15
| | | | | | Closes #3402 git-svn-id: http://svn-commit.rubyonrails.org/rails/trunk@3422 5ecf4fe2-1ee6-0310-87b1-e25e094e27de
* Do not use instantiated fixtures (in general) in tests. Also, support the ↵Jamis Buck2005-06-101-4/+2
| | | | | | use of transactional fixtures by setting the AR_TX_FIXTURES environment variable to "yes". git-svn-id: http://svn-commit.rubyonrails.org/rails/trunk@1399 5ecf4fe2-1ee6-0310-87b1-e25e094e27de
* Added automated optimistic locking if the field lock_version is present #384 ↵David Heinemeier Hansson2004-12-311-0/+34
[Michael Koziarski] git-svn-id: http://svn-commit.rubyonrails.org/rails/trunk@295 5ecf4fe2-1ee6-0310-87b1-e25e094e27de
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