непонимание

Application Log
Timestamp Level Category Message
07:57:01.733077 profile system.db.CDbCommand.query
begin:system.db.CDbCommand.query(SHOW FULL COLUMNS FROM
`tbl_bazar_similar`)
07:57:01.734369 profile system.db.CDbCommand.query
end:system.db.CDbCommand.query(SHOW FULL COLUMNS FROM `tbl_bazar_similar`)
07:57:01.734539 profile system.db.CDbCommand.query
begin:system.db.CDbCommand.query(SHOW CREATE TABLE `tbl_bazar_similar`)
07:57:01.734828 profile system.db.CDbCommand.query
end:system.db.CDbCommand.query(SHOW CREATE TABLE `tbl_bazar_similar`)
07:57:01.734997 profile system.db.CDbCommand.query
begin:system.db.CDbCommand.query(SHOW FULL COLUMNS FROM
`tbl_bazar_basifier`)
07:57:01.735893 profile system.db.CDbCommand.query
end:system.db.CDbCommand.query(SHOW FULL COLUMNS FROM `tbl_bazar_basifier`)
07:57:01.735946 profile system.db.CDbCommand.query
begin:system.db.CDbCommand.query(SHOW CREATE TABLE `tbl_bazar_basifier`)
07:57:01.736180 profile system.db.CDbCommand.query
end:system.db.CDbCommand.query(SHOW CREATE TABLE `tbl_bazar_basifier`)
07:57:01.736331 profile system.db.CDbCommand.query
begin:system.db.CDbCommand.query(SELECT `t`.`term` AS `t0_c0`, `t`.`slice`
AS `t0_c1`, `t`.`similar` AS `t0_c2`, `t`.`weight` AS `t0_c3`,
`basifier`.`wf` AS `t1_c0`, `basifier`.`term` AS `t1_c1` FROM
`tbl_bazar_similar` `t`  LEFT OUTER JOIN `tbl_bazar_basifier` `basifier` ON
(`t`.`term`=`basifier`.`term`) WHERE (slice = :slice AND wf = :wf) ORDER BY
weight DESC)
07:57:01.738217 profile system.db.CDbCommand.query
end:system.db.CDbCommand.query(SELECT `t`.`term` AS `t0_c0`, `t`.`slice` AS
`t0_c1`, `t`.`similar` AS `t0_c2`, `t`.`weight` AS `t0_c3`, `basifier`.`wf`
AS `t1_c0`, `basifier`.`term` AS `t1_c1` FROM `tbl_bazar_similar` `t`  LEFT
OUTER JOIN `tbl_bazar_basifier` `basifier` ON
(`t`.`term`=`basifier`.`term`) WHERE (slice = :slice AND wf = :wf) ORDER BY
weight DESC)
07:57:01.739727 profile system.db.CDbCommand.query
begin:system.db.CDbCommand.query(SHOW FULL COLUMNS FROM `tbl_action_log`)
07:57:01.740542 profile system.db.CDbCommand.query
end:system.db.CDbCommand.query(SHOW FULL COLUMNS FROM `tbl_action_log`)
07:57:01.740617 profile system.db.CDbCommand.query
begin:system.db.CDbCommand.query(SHOW CREATE TABLE `tbl_action_log`)
07:57:01.740840 profile system.db.CDbCommand.query
end:system.db.CDbCommand.query(SHOW CREATE TABLE `tbl_action_log`)
07:57:01.740910 profile system.db.CDbCommand.query
begin:system.db.CDbCommand.query(SHOW FULL COLUMNS FROM
`tbl_action_log_bazar`)
07:57:01.741628 profile system.db.CDbCommand.query
end:system.db.CDbCommand.query(SHOW FULL COLUMNS FROM
`tbl_action_log_bazar`)
07:57:01.741702 profile system.db.CDbCommand.query
begin:system.db.CDbCommand.query(SHOW CREATE TABLE `tbl_action_log_bazar`)
07:57:01.741931 profile system.db.CDbCommand.query
end:system.db.CDbCommand.query(SHOW CREATE TABLE `tbl_action_log_bazar`)
Profiling Summary Report (Time: 0.01312s, Memory: 1,104KB)
Procedure Count Total (s) Avg. (s) Min. (s) Max. (s)
system.db.CDbCommand.query(SELECT `t`.`term` AS `t0_c0`, `t`.`slice` AS `t0_c1`, `t`.`similar` AS `t0_c2`, `t`.`weight` AS `t0_c3`, `basifier`.`wf` AS `t1_c0`, `basifier`.`term` AS `t1_c1` FROM `tbl_bazar_similar` `t` LEFT OUTER JOIN `tbl_bazar_basifier` `basifier` ON (`t`.`term`=`basifier`.`term`) WHERE (slice = :slice AND wf = :wf) ORDER BY weight DESC) 1 0.00189 0.00189 0.00189 0.00189
system.db.CDbCommand.query(SHOW FULL COLUMNS FROM `tbl_bazar_similar`) 1 0.00129 0.00129 0.00129 0.00129
system.db.CDbCommand.query(SHOW FULL COLUMNS FROM `tbl_bazar_basifier`) 1 0.00090 0.00090 0.00090 0.00090
system.db.CDbCommand.query(SHOW FULL COLUMNS FROM `tbl_action_log`) 1 0.00082 0.00082 0.00082 0.00082
system.db.CDbCommand.query(SHOW FULL COLUMNS FROM `tbl_action_log_bazar`) 1 0.00072 0.00072 0.00072 0.00072
system.db.CDbCommand.query(SHOW CREATE TABLE `tbl_bazar_similar`) 1 0.00029 0.00029 0.00029 0.00029
system.db.CDbCommand.query(SHOW CREATE TABLE `tbl_bazar_basifier`) 1 0.00023 0.00023 0.00023 0.00023
system.db.CDbCommand.query(SHOW CREATE TABLE `tbl_action_log_bazar`) 1 0.00023 0.00023 0.00023 0.00023
system.db.CDbCommand.query(SHOW CREATE TABLE `tbl_action_log`) 1 0.00022 0.00022 0.00022 0.00022