Performance Profiling

Total processing time: 103 ms; Peak memory: 7.355 MB. Show Profiling Timeline

总计15条数据。
TimeDurationCategoryInfo
  
01:01:39.5093.1 msyii\db\Connection::openOpening DB connection: mysql:host=mysql-teach;dbname=teach_exam
01:01:39.5402.9 msyii\db\Command::querySELECT * FROM `classify` WHERE `id`=19
01:01:39.5161.6 msyii\db\Command::querySELECT * FROM `paper_course_chapter_relation` WHERE (`is_deleted`=1) AND (`course_id`='100')
01:01:39.5361.5 msyii\db\Command::querySELECT * FROM `paper_question` WHERE `paper_id`='18' ORDER BY `sort`
01:01:39.5271.0 msyii\db\Command::querySHOW FULL COLUMNS FROM `paper`
01:01:39.5241.0 msyii\db\Command::querySELECT COUNT(*) FROM `paper` WHERE `id`=18
01:01:39.5200.9 msyii\db\Command::querySELECT `kcu`.`CONSTRAINT_NAME` AS `constraint_name`, `kcu`.`COLUMN_NAME` AS `column_name`, `kcu`.`REFERENCED_TABLE_NAME` AS `referenced_table_name`, `kcu`.`REFERENCED_COLUMN_NAME` AS `referenced_column_name` FROM `information_schema`.`REFERENTIAL_CONSTRAINTS` AS `rc` JOIN `information_schema`.`KEY_COLUMN_USAGE` AS `kcu` ON ( `kcu`.`CONSTRAINT_CATALOG` = `rc`.`CONSTRAINT_CATALOG` OR (`kcu`.`CONSTRAINT_CATALOG` IS NULL AND `rc`.`CONSTRAINT_CATALOG` IS NULL) ) AND `kcu`.`CONSTRAINT_SCHEMA` = `rc`.`CONSTRAINT_SCHEMA` AND `kcu`.`CONSTRAINT_NAME` = `rc`.`CONSTRAINT_NAME` WHERE `rc`.`CONSTRAINT_SCHEMA` = database() AND `kcu`.`TABLE_SCHEMA` = database() AND `rc`.`TABLE_NAME` = 'paper_course_chapter_relation' AND `kcu`.`TABLE_NAME` = 'paper_course_chapter_relation'
01:01:39.5430.8 msyii\db\Command::querySHOW FULL COLUMNS FROM `classify`
01:01:39.5370.8 msyii\db\Command::querySHOW FULL COLUMNS FROM `paper_question`
01:01:39.5440.7 msyii\db\Command::querySELECT `kcu`.`CONSTRAINT_NAME` AS `constraint_name`, `kcu`.`COLUMN_NAME` AS `column_name`, `kcu`.`REFERENCED_TABLE_NAME` AS `referenced_table_name`, `kcu`.`REFERENCED_COLUMN_NAME` AS `referenced_column_name` FROM `information_schema`.`REFERENTIAL_CONSTRAINTS` AS `rc` JOIN `information_schema`.`KEY_COLUMN_USAGE` AS `kcu` ON ( `kcu`.`CONSTRAINT_CATALOG` = `rc`.`CONSTRAINT_CATALOG` OR (`kcu`.`CONSTRAINT_CATALOG` IS NULL AND `rc`.`CONSTRAINT_CATALOG` IS NULL) ) AND `kcu`.`CONSTRAINT_SCHEMA` = `rc`.`CONSTRAINT_SCHEMA` AND `kcu`.`CONSTRAINT_NAME` = `rc`.`CONSTRAINT_NAME` WHERE `rc`.`CONSTRAINT_SCHEMA` = database() AND `kcu`.`TABLE_SCHEMA` = database() AND `rc`.`TABLE_NAME` = 'classify' AND `kcu`.`TABLE_NAME` = 'classify'
01:01:39.5380.7 msyii\db\Command::querySELECT `kcu`.`CONSTRAINT_NAME` AS `constraint_name`, `kcu`.`COLUMN_NAME` AS `column_name`, `kcu`.`REFERENCED_TABLE_NAME` AS `referenced_table_name`, `kcu`.`REFERENCED_COLUMN_NAME` AS `referenced_column_name` FROM `information_schema`.`REFERENTIAL_CONSTRAINTS` AS `rc` JOIN `information_schema`.`KEY_COLUMN_USAGE` AS `kcu` ON ( `kcu`.`CONSTRAINT_CATALOG` = `rc`.`CONSTRAINT_CATALOG` OR (`kcu`.`CONSTRAINT_CATALOG` IS NULL AND `rc`.`CONSTRAINT_CATALOG` IS NULL) ) AND `kcu`.`CONSTRAINT_SCHEMA` = `rc`.`CONSTRAINT_SCHEMA` AND `kcu`.`CONSTRAINT_NAME` = `rc`.`CONSTRAINT_NAME` WHERE `rc`.`CONSTRAINT_SCHEMA` = database() AND `kcu`.`TABLE_SCHEMA` = database() AND `rc`.`TABLE_NAME` = 'paper_question' AND `kcu`.`TABLE_NAME` = 'paper_question'
01:01:39.5190.7 msyii\db\Command::querySHOW FULL COLUMNS FROM `paper_course_chapter_relation`
01:01:39.5280.6 msyii\db\Command::querySELECT `kcu`.`CONSTRAINT_NAME` AS `constraint_name`, `kcu`.`COLUMN_NAME` AS `column_name`, `kcu`.`REFERENCED_TABLE_NAME` AS `referenced_table_name`, `kcu`.`REFERENCED_COLUMN_NAME` AS `referenced_column_name` FROM `information_schema`.`REFERENTIAL_CONSTRAINTS` AS `rc` JOIN `information_schema`.`KEY_COLUMN_USAGE` AS `kcu` ON ( `kcu`.`CONSTRAINT_CATALOG` = `rc`.`CONSTRAINT_CATALOG` OR (`kcu`.`CONSTRAINT_CATALOG` IS NULL AND `rc`.`CONSTRAINT_CATALOG` IS NULL) ) AND `kcu`.`CONSTRAINT_SCHEMA` = `rc`.`CONSTRAINT_SCHEMA` AND `kcu`.`CONSTRAINT_NAME` = `rc`.`CONSTRAINT_NAME` WHERE `rc`.`CONSTRAINT_SCHEMA` = database() AND `kcu`.`TABLE_SCHEMA` = database() AND `rc`.`TABLE_NAME` = 'paper' AND `kcu`.`TABLE_NAME` = 'paper'
01:01:39.5440.6 msyii\db\Command::querySELECT SUM(score) FROM `paper_question` WHERE `paper_id`='18'
01:01:39.5250.5 msyii\db\Command::querySELECT * FROM `paper` WHERE `id`=18 ORDER BY `updated_at` DESC LIMIT 10