ryc writes:
> My application needs to insert between 200-500k rows about once a day...
> When using MyISAM tables I determined the best way to get this done (while
> still allowing users to perform select statements from the table) was to use
> mysqlimport with --low-priority. This way all the inserts get bundled up
> into large groups, and the low-proriorty allows select statements to
> continue. However I switched the table type to Innodb now and I am not sure
> what the best way to insert these rows would be. There is:
>
> a) continue using mysqlimport (without low-priority??)... the question about
> this is will mysqlimport group the inserts into one large begin/commit
> block, or will each insert have its own block?
> b) create the begin/insert..../commit statements myself
>
> What way would be the fastest and least abrasive on the server?
>
> Another question I have is reguarding memory usage... Will innobase use any
> of the key-buffer memory Mysql is using for MyISAM tables or is the only
> memory innobase uses defined with innodb_buffer_pool_size?
>
> Thanks!!
>
> ryan
Hi!
Innobase uses it's own memory and has nothing to do with MySQL'a
key_buffer that is used for MyISAM only.
Regarding inserts, betst way to accomplish this is without any
transactions, but with multi-row inserts and with max_allowed_packet
and net_buffer_length set at higher values.
--
Regards,
__ ___ ___ ____ __
/ |/ /_ __/ __/ __ \/ / Mr. Sinisa Milivojevic <[EMAIL PROTECTED]>
/ /|_/ / // /\ \/ /_/ / /__ MySQL AB, FullTime Developer
/_/ /_/\_, /___/\___\_\___/ Larnaca, Cyprus
<___/ www.mysql.com
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