internals:pdo:brainstorming

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internals:pdo:brainstorming [2009/11/19 22:31] – added some more infos on binding related issues lsmithinternals:pdo:brainstorming [2009/12/06 12:47] – Last results of async handling, add transaction support eis_os
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   * How do we deal with different error handling? Like some RDBMS create throw errors during the prepare stage, others at the first execute.   * How do we deal with different error handling? Like some RDBMS create throw errors during the prepare stage, others at the first execute.
   * How do we deal with different behavior like transaction errors causing a rollback on some RDBMS but not on others.   * How do we deal with different behavior like transaction errors causing a rollback on some RDBMS but not on others.
 +  * How to deal with missing functionality available inside the native extensions? Is the goal to eventually replace the native extensions? Is there any chance to share connections between PDO and the native extensions? 
 +  * How do we handle cross connection transactions? ( 2 phase commit across multiple databases - need to add more information later )
  
 ===== PDO Bugs / PDO2 Improvements ===== ===== PDO Bugs / PDO2 Improvements =====
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 see [[http://news.php.net/php.pdo/268]] see [[http://news.php.net/php.pdo/268]]
  
-For features not yet finalized: +<del>For features not yet finalized: 
-see [[http://news.php.net/php.pdo/286]]+see [[http://news.php.net/php.pdo/286]] PDO_Driver::getNative()::asyncQuery(); </del>
  
-PDO_Driver::getNative()::asyncQuery();+Most drivers allow some kind of async query except MySQL, 
 +additional connections could be created to allow concurrent queries.
  
 +see [[http://news.php.net/php.pdo/330]]
  
 === PDO Persistent Connections === === PDO Persistent Connections ===
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 see [[http://news.php.net/php.pdo/233]] see [[http://news.php.net/php.pdo/233]]
  
 +=== Transaction ===
 +PDO transaction object
 +see [[http://news.php.net/php.pdo/322]]
 +
 +Possible problems:
 +  * error handling
 +  * nested transaction (emulation)
  
 ===== PDO Binding behaviour (5.3) ===== ===== PDO Binding behaviour (5.3) =====
internals/pdo/brainstorming.txt · Last modified: 2017/09/22 13:28 by 127.0.0.1

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