DB connection times

[Dr. Hawkins]

On Mon, Mar 2, 2015 at 9:25 AM, Bob Sneidar <bobsneidar at iotecdigital.com>
wrote:

> To optimize connections and transfer of data, one of the things you can do
> is use VarChar() instead of TEXT whenever possible. A very knowledgable web
> designer explained to me that TEXT types pad the storage values to fill the
> defined storage size for that column, whereas VarChar only stores as much
> data as is in the column for that record.
>

But TEXT has undefined object size.  According to postgres, there is not an
efficiency difference between VARCHAR an TEXT.

Perhaps he/you meant CHAR(), rather than TEXT?


> Another thing you can do is avoid querying for BLOB types until you
> actually need the data. Thirdly, I suspect as others have said, that using
> transactional querying, and combining all your SQL statements into one
> using the semi-colon delimiter is probably going to save some time overall.
>

I don't know about BLOB, but isn't it also varying size?




-- 
Dr. Richard E. Hawkins, Esq.
(702) 508-8462