Basic Cryptographic Concepts

Basic Cryptographic Concepts


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National programme on technology enhanced learning

National programme on technology enhanced learning

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(default) 22 queries took 7 ms
NrQueryErrorAffectedNum. rowsTook (ms)
1SELECT `Advertiser`.`id`, `Advertiser`.`title`, `Advertiser`.`description`, `Advertiser`.`link`, `Advertiser`.`button_title`, `Advertiser`.`logo`, `Advertiser`.`logo_blob`, `Advertiser`.`status`, `Advertiser`.`created`, `Advertiser`.`modified` FROM `1337iot`.`advertisers` AS `Advertiser` WHERE `status` = 1 ORDER BY rand() ASC LIMIT 1001
2SELECT `Configuration`.`id`, `Configuration`.`heading`, `Configuration`.`default_header`, `Configuration`.`value`, `Configuration`.`created`, `Configuration`.`modified` FROM `1337iot`.`configurations` AS `Configuration` WHERE 1 = 128280
3SELECT `Cmspages`.`name`, `Cmspages`.`seourl` FROM `1337iot`.`cmspages` AS `Cmspages` WHERE `Cmspages`.`showinfooter` = '1' AND `Cmspages`.`status` = '1' ORDER BY `Cmspages`.`name` ASC550
4SELECT `UserViewCourse`.`id`, `UserViewCourse`.`user_id` FROM `1337iot`.`user_view_courses` AS `UserViewCourse` WHERE `UserViewCourse`.`course_id` = 110910100
5SELECT distinct(`UserViewCourse`.`course_id`), `Course`.`id`, `Course`.`title`, `Course`.`subtitle`, `Course`.`price`, `Course`.`coverimage`, `Course`.`user_id`, (select count(*) as countstudent from user_learning_courses as UserLearningCourse where `UserLearningCourse`.`course_id` = `UserViewCourse`.`course_id`) AS `UserViewCourse__students`, (select avg(rating) rating from course_reviews CourseReview where `CourseReview`.`course_id` = `UserViewCourse`.`course_id`) AS `UserViewCourse__review`, (select concat(`Userdetail`.`first_name`,' ',`Userdetail`.`last_name`) as name from userdetails as Userdetail where `Userdetail`.`user_id` = `Course`.`user_id`) AS `UserViewCourse__name` FROM `1337iot`.`user_view_courses` AS `UserViewCourse` LEFT JOIN `1337iot`.`users` AS `User` ON (`UserViewCourse`.`user_id` = `User`.`id`) LEFT JOIN `1337iot`.`courses` AS `Course` ON (`UserViewCourse`.`course_id` = `Course`.`id`) WHERE `UserViewCourse`.`user_id` in (25088,17274,31743,3848,1424,31413,31835,4987,31595,31918) LIMIT 3332
6SELECT `CourseReview`.`rating`, `CourseReview`.`Created`, `CourseReview`.`review_text`, `Userdetail`.`first_name`, `Userdetail`.`last_name`, `Userdetail`.`image`, `Userdetail`.`user_id`, (select avg(rating) from course_reviews CourseReview where `CourseReview`.`course_id` =1109) AS `CourseReview__avgrating` FROM `1337iot`.`course_reviews` AS `CourseReview` LEFT JOIN `1337iot`.`userdetails` AS `Userdetail` ON (`Userdetail`.`user_id` = `CourseReview`.`user_id`) WHERE `CourseReview`.`course_id` = 1109 LIMIT 3000
7SELECT COUNT(*) AS `count` FROM `1337iot`.`course_reviews` AS `CourseReview` LEFT JOIN `1337iot`.`users` AS `User` ON (`CourseReview`.`user_id` = `User`.`id`) LEFT JOIN `1337iot`.`courses` AS `Course` ON (`CourseReview`.`course_id` = `Course`.`id`) WHERE `CourseReview`.`course_id` = 1109110
8SELECT `CourseSection`.`id`, `CourseSection`.`course_id`, `CourseSection`.`heading`, `CourseSection`.`section_index`, `CourseSection`.`prev`, `CourseSection`.`created`, `CourseSection`.`modified` FROM `1337iot`.`course_sections` AS `CourseSection` WHERE `CourseSection`.`course_id` = 1109110
9SELECT `CourseLecture`.`id`, `CourseLecture`.`course_id`, `CourseLecture`.`course_section_id`, `CourseLecture`.`heading`, `CourseLecture`.`course_description`, `CourseLecture`.`content`, `CourseLecture`.`content_type`, `CourseLecture`.`content_title`, `CourseLecture`.`content_external_link`, `CourseLecture`.`content_source`, `CourseLecture`.`supplimentary_material`, `CourseLecture`.`lecture_index`, `CourseLecture`.`prev`, `CourseLecture`.`live_status`, `CourseLecture`.`file1_upload`, `CourseLecture`.`file2_upload`, `CourseLecture`.`created`, `CourseLecture`.`modified` FROM `1337iot`.`course_lectures` AS `CourseLecture` WHERE `CourseLecture`.`course_section_id` = (1283) 330
10SELECT `CourseQuiz`.`id`, `CourseQuiz`.`course_section_id`, `CourseQuiz`.`course_lecture_id`, `CourseQuiz`.`heading`, `CourseQuiz`.`content`, `CourseQuiz`.`publish`, `CourseQuiz`.`created`, `CourseQuiz`.`modified` FROM `1337iot`.`course_quizzes` AS `CourseQuiz` WHERE `CourseQuiz`.`course_section_id` = (1283) 000
11SELECT `Course`.`id`, `Course`.`user_id`, `Course`.`category_id`, `Course`.`language_id`, `Course`.`instruction_level_id`, `Course`.`title`, `Course`.`subtitle`, `Course`.`keywords`, `Course`.`summary`, `Course`.`lincence_logo`, `Course`.`lincence_url`, `Course`.`source_title`, `Course`.`source_url`, `Course`.`coverimage`, `Course`.`promovideo`, `Course`.`visibility`, `Course`.`pricetype`, `Course`.`price`, `Course`.`privacy_type`, `Course`.`publishstatus`, `Course`.`status`, `Course`.`created`, `Course`.`modified`, `InstructionLevel`.`id`, `InstructionLevel`.`title`, `InstructionLevel`.`created`, `InstructionLevel`.`modified` FROM `1337iot`.`courses` AS `Course` LEFT JOIN `1337iot`.`instruction_levels` AS `InstructionLevel` ON (`Course`.`instruction_level_id` = `InstructionLevel`.`id`) WHERE `Course`.`id` = 1109 AND `Course`.`status` = '1' LIMIT 1110
12SELECT `CourseAudience`.`id`, `CourseAudience`.`course_id`, `CourseAudience`.`title`, `CourseAudience`.`created`, `CourseAudience`.`modified` FROM `1337iot`.`course_audience` AS `CourseAudience` WHERE `CourseAudience`.`course_id` = (1109) 000
13SELECT `CourseGoal`.`id`, `CourseGoal`.`course_id`, `CourseGoal`.`title`, `CourseGoal`.`created`, `CourseGoal`.`modified` FROM `1337iot`.`course_goals` AS `CourseGoal` WHERE `CourseGoal`.`course_id` = (1109) 000
14SELECT `CourseRequirement`.`id`, `CourseRequirement`.`course_id`, `CourseRequirement`.`title`, `CourseRequirement`.`created`, `CourseRequirement`.`modified` FROM `1337iot`.`course_requirements` AS `CourseRequirement` WHERE `CourseRequirement`.`course_id` = (1109) 000
15SELECT `Userdetail`.*, `User`.`id` FROM `1337iot`.`users` AS `User` LEFT JOIN `1337iot`.`userdetails` AS `Userdetail` ON (`Userdetail`.`user_id` = `User`.`id`) WHERE `User`.`id` = 48 LIMIT 1110
16SELECT `Course`.`id`, `Course`.`title`, `Course`.`subtitle`, `Course`.`coverimage`, `Course`.`summary`, `Course`.`price`, `Course`.`user_id`, (select count(*) as countstudent from user_learning_courses as UserLearningCourse where `UserLearningCourse`.`course_id` = `Course`.`id`) AS `Course__students`, (select avg(rating) from course_reviews CourseReview where `CourseReview`.`course_id` = `Course`.`id`) AS `Course__avgrating`, (select concat(`Userdetail`.`first_name`,' ',`Userdetail`.`last_name`) as name from userdetails as Userdetail where `Userdetail`.`user_id` = `Course`.`user_id`) AS `Course__name` FROM `1337iot`.`courses` AS `Course` WHERE `Course`.`user_id` = 48 AND `Course`.`publishstatus` = 'Publish' ORDER BY (select count(*) as countstudent from user_learning_courses as UserLearningCourse where `UserLearningCourse`.`course_id` = `Course`.`id`) desc LIMIT 2220
17SELECT COUNT(*) AS `count` FROM `1337iot`.`courses` AS `Course` LEFT JOIN `1337iot`.`users` AS `User` ON (`Course`.`user_id` = `User`.`id`) LEFT JOIN `1337iot`.`languages` AS `Language` ON (`Course`.`language_id` = `Language`.`id`) LEFT JOIN `1337iot`.`instruction_levels` AS `InstructionLevel` ON (`Course`.`instruction_level_id` = `InstructionLevel`.`id`) WHERE `Course`.`user_id` = 48 AND `Course`.`publishstatus` = 'Publish'110
18SELECT `Userdetail`.`user_id`, `Userdetail`.`first_name`, `Userdetail`.`last_name`, `Userdetail`.`image` FROM `1337iot`.`user_learning_courses` AS `UserLearningCourse` Inner JOIN `1337iot`.`bundles` AS `Bundle` ON (`Bundle`.`status` = 1 AND `UserLearningCourse`.`bundle_id` = `Bundle`.`id`) LEFT JOIN `1337iot`.`userdetails` AS `Userdetail` ON (`UserLearningCourse`.`user_id` = `Userdetail`.`id`) WHERE `UserLearningCourse`.`course_id` = 1109 LIMIT 1414140
19SELECT COUNT(*) AS `count` FROM `1337iot`.`user_learning_courses` AS `UserLearningCourse` LEFT JOIN `1337iot`.`users` AS `User` ON (`UserLearningCourse`.`user_id` = `User`.`id`) LEFT JOIN `1337iot`.`courses` AS `Course` ON (`UserLearningCourse`.`course_id` = `Course`.`id`) Inner JOIN `1337iot`.`bundles` AS `Bundle` ON (`Bundle`.`status` = 1 AND `UserLearningCourse`.`bundle_id` = `Bundle`.`id`) WHERE `UserLearningCourse`.`course_id` = 1109111
20SELECT `Course`.`id`, `Course`.`user_id`, `Course`.`category_id`, `Course`.`language_id`, `Course`.`instruction_level_id`, `Course`.`title`, `Course`.`subtitle`, `Course`.`keywords`, `Course`.`summary`, `Course`.`lincence_logo`, `Course`.`lincence_url`, `Course`.`source_title`, `Course`.`source_url`, `Course`.`coverimage`, `Course`.`promovideo`, `Course`.`visibility`, `Course`.`pricetype`, `Course`.`price`, `Course`.`privacy_type`, `Course`.`publishstatus`, `Course`.`status`, `Course`.`created`, `Course`.`modified`, (select count(*) as countstudent from user_learning_courses as UserLearningCourse where `UserLearningCourse`.`course_id` = `Course`.`id`) AS `Course__students`, (select avg(rating) from course_reviews CourseReview where `CourseReview`.`course_id` = `Course`.`id`) AS `Course__avgrating`, (select concat(`Userdetail`.`first_name`,' ',`Userdetail`.`last_name`) as name from userdetails as Userdetail where `Userdetail`.`user_id` = `Course`.`user_id`) AS `Course__name` FROM `1337iot`.`courses` AS `Course` WHERE `Course`.`id` = 1109 AND `Course`.`publishstatus` = 'Publish' LIMIT 1111
21SELECT `UserLearningCourse`.`id`, `UserLearningCourse`.`user_id`, `UserLearningCourse`.`course_id`, `UserLearningCourse`.`completed`, `UserLearningCourse`.`created`, `UserLearningCourse`.`bundle_id`, `UserLearningCourse`.`modified`, `UserLearningCourse`.`payerid`, `User`.`id`, `User`.`fbid`, `User`.`username`, `User`.`password`, `User`.`remembertoken`, `User`.`loginfrom`, `User`.`status`, `User`.`passwordstatus`, `User`.`newsletter`, `User`.`profiletype`, `User`.`created`, `User`.`modified`, `Course`.`id`, `Course`.`user_id`, `Course`.`category_id`, `Course`.`language_id`, `Course`.`instruction_level_id`, `Course`.`title`, `Course`.`subtitle`, `Course`.`keywords`, `Course`.`summary`, `Course`.`lincence_logo`, `Course`.`lincence_url`, `Course`.`source_title`, `Course`.`source_url`, `Course`.`coverimage`, `Course`.`promovideo`, `Course`.`visibility`, `Course`.`pricetype`, `Course`.`price`, `Course`.`privacy_type`, `Course`.`publishstatus`, `Course`.`status`, `Course`.`created`, `Course`.`modified`, (select count(*) as countstudent from user_learning_courses as UserLearningCourse where `UserLearningCourse`.`course_id` = `Course`.`id`) AS `Course__students`, (select avg(rating) from course_reviews CourseReview where `CourseReview`.`course_id` = `Course`.`id`) AS `Course__avgrating`, (select concat(`Userdetail`.`first_name`,' ',`Userdetail`.`last_name`) as name from userdetails as Userdetail where `Userdetail`.`user_id` = `Course`.`user_id`) AS `Course__name`, `Bundle`.`id`, `Bundle`.`title`, `Bundle`.`is_expired`, `Bundle`.`status`, `Bundle`.`expired_on`, `Bundle`.`created`, `Bundle`.`modified` FROM `1337iot`.`user_learning_courses` AS `UserLearningCourse` LEFT JOIN `1337iot`.`users` AS `User` ON (`UserLearningCourse`.`user_id` = `User`.`id`) LEFT JOIN `1337iot`.`courses` AS `Course` ON (`UserLearningCourse`.`course_id` = `Course`.`id`) Inner JOIN `1337iot`.`bundles` AS `Bundle` ON (`Bundle`.`status` = 1 AND `UserLearningCourse`.`bundle_id` = `Bundle`.`id`) WHERE `UserLearningCourse`.`user_id` IS NULL AND `UserLearningCourse`.`course_id` = 1109 LIMIT 1001
22SELECT `CourseUserQuestion`.`id`, `CourseUserQuestion`.`user_id`, `CourseUserQuestion`.`course_id`, `CourseUserQuestion`.`course_lecture_id`, `CourseUserQuestion`.`heading`, `CourseUserQuestion`.`question`, `CourseUserQuestion`.`created`, `CourseUserQuestion`.`modified`, (select `Userdetail`.`first_name` from userdetails Userdetail where `Userdetail`.`user_id` = `CourseUserQuestion`.`user_id`) AS `CourseUserQuestion__firstname`, (select `Userdetail`.`last_name` from userdetails Userdetail where `Userdetail`.`user_id` = `CourseUserQuestion`.`user_id`) AS `CourseUserQuestion__lastname`, (select lecture_index from course_lectures where `course_lectures`.`id` = `CourseUserQuestion`.`course_lecture_id`) AS `CourseUserQuestion__lectureindex`, `User`.`id`, `User`.`fbid`, `User`.`username`, `User`.`password`, `User`.`remembertoken`, `User`.`loginfrom`, `User`.`status`, `User`.`passwordstatus`, `User`.`newsletter`, `User`.`profiletype`, `User`.`created`, `User`.`modified`, `Course`.`id`, `Course`.`user_id`, `Course`.`category_id`, `Course`.`language_id`, `Course`.`instruction_level_id`, `Course`.`title`, `Course`.`subtitle`, `Course`.`keywords`, `Course`.`summary`, `Course`.`lincence_logo`, `Course`.`lincence_url`, `Course`.`source_title`, `Course`.`source_url`, `Course`.`coverimage`, `Course`.`promovideo`, `Course`.`visibility`, `Course`.`pricetype`, `Course`.`price`, `Course`.`privacy_type`, `Course`.`publishstatus`, `Course`.`status`, `Course`.`created`, `Course`.`modified`, (select count(*) as countstudent from user_learning_courses as UserLearningCourse where `UserLearningCourse`.`course_id` = `Course`.`id`) AS `Course__students`, (select avg(rating) from course_reviews CourseReview where `CourseReview`.`course_id` = `Course`.`id`) AS `Course__avgrating`, (select concat(`Userdetail`.`first_name`,' ',`Userdetail`.`last_name`) as name from userdetails as Userdetail where `Userdetail`.`user_id` = `Course`.`user_id`) AS `Course__name`, `CourseLecture`.`id`, `CourseLecture`.`course_id`, `CourseLecture`.`course_section_id`, `CourseLecture`.`heading`, `CourseLecture`.`course_description`, `CourseLecture`.`content`, `CourseLecture`.`content_type`, `CourseLecture`.`content_title`, `CourseLecture`.`content_external_link`, `CourseLecture`.`content_source`, `CourseLecture`.`supplimentary_material`, `CourseLecture`.`lecture_index`, `CourseLecture`.`prev`, `CourseLecture`.`live_status`, `CourseLecture`.`file1_upload`, `CourseLecture`.`file2_upload`, `CourseLecture`.`created`, `CourseLecture`.`modified` FROM `1337iot`.`course_user_questions` AS `CourseUserQuestion` LEFT JOIN `1337iot`.`users` AS `User` ON (`CourseUserQuestion`.`user_id` = `User`.`id`) LEFT JOIN `1337iot`.`courses` AS `Course` ON (`CourseUserQuestion`.`course_id` = `Course`.`id`) LEFT JOIN `1337iot`.`course_lectures` AS `CourseLecture` ON (`CourseUserQuestion`.`course_lecture_id` = `CourseLecture`.`id`) WHERE `CourseUserQuestion`.`course_id` = 1109 AND `CourseUserQuestion`.`user_id` IS NULL ORDER BY `CourseUserQuestion`.`created` desc001