[Vtigercrm-developers] Has anyone addressed this data overwriting issue?

[Mike Fedyk]

Joao Oliveira wrote:

>On 2/4/06, Mike Fedyk <mfedyk at mikefedyk.com> wrote:
>  
>
>>The point is don't lock.  Just compare the data during the edit
>>request.  The edit request will have to send both sets of data before
>>and after the edit.
>>
>>See my post on the forum.  It will be out in a few minutes.
>>    
>>
>
>why not to compute hash from original record and it ?
>it will get fast when comparation takes place...
>
>
>  
>

Because of this feature JeffK pointed out:

>http://phplens.com/adodb/reference.functions.getupdatesql.html#getupdatesql
>
>GetUpdateSQL(&$rs, $arrFields, $forceUpdate=false,$magicq=false,$forcenulls=false)
>
>Generate SQL to update a table given a recordset $rs, and the modified
>fields of the array $arrFields (which must be an associative array holding
>the column names and the new values) are compared with the current
>recordset. If $forceUpdate is true, then we also generate the SQL even if
>$arrFields is identical to $rs->fields. Requires the recordset to be
>associative. $magicq is used to indicate whether magic quotes are enabled
>(see qstr()).
>
>Since 4.52, we allow you to pass the $force type parameter, and this
>overrides the $ADODB_FORCE_TYPE global variable.
>
>Since 4.62, the table name to be used can be overridden by setting
>$rs->tableName before AutoExecute(), GetInsertSQL() or GetUpdateSQL() is
>called. 
>