[CDBI] Null Column Causing Repeated DB Calls
aaron at daltons.ca
Fri Feb 26 17:31:10 GMT 2010
On 26/02/2010 10:28 AM, Aaron Dalton wrote:
> On 26/02/2010 9:21 AM, eric.berg at barclayscapital.com wrote:
>> I'm optimizing one of my cdbi classes and found that one of my columns often contains a NULL value, and when I iterate through a set of results from a search_* query, when I attempt to do assignments of that attribute, cdbi is making another call to the db just to retrieve that value, when it's value is NULL slowing things down considerably.
>> I'm about to try to override the accessor for that column, but I'm wondering if there's a way to address this issue within cdbi in general.
>> Anybody have any advice on the matter?
> I'm a relative n00b, but can't you just declare that column as "Other"?
> That should mean it won't every fetch the value unless explicitly
Oops! Re-reading your message, what you would do is set the column as
"Essential" so it is immediately loaded at construction time, obviating
the need for separate DBI calls.
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