ADD: record books usage in db tables

db/migrations/structure/V2_0_0_6__use_record_books.sql

-START TRANSACTION ;
-
--- --------------------------------------------------------
-# rating_table
-# 1. создать поле RecordBookID и связи для него
-# 2. заполнить поле RecordBookID
-# 3. удалить все связи поля StudentID и потом само поле
-
-ALTER TABLE `rating_table`
-  ADD COLUMN `RecordBookID` int(11),
-  DROP FOREIGN KEY `rating_table_ibfk_1`,
-  ADD CONSTRAINT `rating_table_ibfk_1` FOREIGN KEY (`RecordBookID`) REFERENCES `record_books` (`ID`);
-
-UPDATE rating_table As target,
-  (SELECT students.ID As StudentID, record_books.ID As RecordBookID  FROM `students`
-    INNER JOIN record_books ON students.RecordBookID = record_books.ID) As matching
-SET target.RecordBookID = matching.RecordBookID WHERE target.StudentID = matching.StudentID;
-
-ALTER TABLE `rating_table`
-  DROP COLUMN `StudentID`;
-
--- --------------------------------------------------------
-# logs_rating
-# 1. создать поле RecordBookID и связи для него
-# 2. заполнить поле RecordBookID
-# 3. удалить все связи поля StudentID и потом само поле
-
-ALTER TABLE `logs_rating`
-  ADD COLUMN `RecordBookID` int(11),
-  DROP FOREIGN KEY `logs_rating_ibfk_1`,
-  ADD CONSTRAINT `logs_rating_ibfk_1` FOREIGN KEY (`RecordBookID`) REFERENCES `record_books` (`ID`);
-
-UPDATE logs_rating As target,
-  (SELECT students.ID As StudentID, record_books.ID As RecordBookID  FROM `students`
-    INNER JOIN record_books ON students.RecordBookID = record_books.ID) As matching
-SET target.RecordBookID = matching.RecordBookID WHERE target.StudentID = matching.StudentID;
-
-ALTER TABLE `logs_rating`
-  DROP COLUMN `StudentID`;
-
--- --------------------------------------------------------
-# discipline_students
-# 1. создать поле RecordBookID и связи для него
-# 2. заполнить поле RecordBookID
-# 3. удалить все связи поля StudentID и потом само поле
-
-ALTER TABLE `discipline_students`
-  ADD COLUMN `RecordBookID` int(11),
-  DROP FOREIGN KEY `disciplines_students_ibfk_2`,
-  ADD CONSTRAINT `disciplines_students_ibfk_2` FOREIGN KEY (`RecordBookID`) REFERENCES `record_books` (`ID`);
-
-UPDATE discipline_students As target,
-  (SELECT students.ID As StudentID, record_books.ID As RecordBookID  FROM `students`
-    INNER JOIN record_books ON students.RecordBookID = record_books.ID) As matching
-SET target.RecordBookID = matching.RecordBookID WHERE target.StudentID = matching.StudentID;
-
-ALTER TABLE `discipline_students`
-  DROP COLUMN `StudentID`;
-
--- --------------------------------------------------------
-# logs_bind_students
-# 1. создать поле RecordBookID и связи для него
-# 2. заполнить поле RecordBookID
-# 3. удалить все связи поля StudentID и потом само поле
-
-ALTER TABLE `logs_binds_students`
-  ADD COLUMN `RecordBookID` int(11),
-  DROP FOREIGN KEY `logs_binds_students_ibfk_3`,
-  ADD CONSTRAINT `logs_binds_students_ibfk_3` FOREIGN KEY (`RecordBookID`) REFERENCES `record_books` (`ID`);
-
-UPDATE logs_binds_students As target,
-  (SELECT students.ID As StudentID, record_books.ID As RecordBookID  FROM `students`
-    INNER JOIN record_books ON students.RecordBookID = record_books.ID) As matching
-SET target.RecordBookID = matching.RecordBookID WHERE target.StudentID = matching.StudentID;
-
-ALTER TABLE `logs_binds_students`
-  DROP COLUMN `StudentID`;
-
--- --------------------------------------------------------
-# groups_students
-# 1. создать поле RecordBookID и связи для него
-# 2. заполнить поле RecordBookID
-# 3. удалить все связи поля StudentID и потом само поле
-
-ALTER TABLE `students_groups`
-  ADD COLUMN `RecordBookID` int(11),
-  DROP FOREIGN KEY `students_groups_ibfk_1`,
-  ADD CONSTRAINT `students_groups_ibfk_1` FOREIGN KEY (`RecordBookID`) REFERENCES `record_books` (`ID`);
-
-UPDATE students_groups As target,
-  (SELECT students.ID As StudentID, record_books.ID As RecordBookID  FROM `students`
-    INNER JOIN record_books ON students.RecordBookID = record_books.ID) As matching
-SET target.RecordBookID = matching.RecordBookID WHERE target.StudentID = matching.StudentID;
-
-ALTER TABLE `students_groups`
-  DROP COLUMN `StudentID`;
-
-COMMIT ;
\ No newline at end of file

db/migrations/structure/V2_0_0_5__add_record_books.sql → db/migrations/structure/V2_0_4_1__add_record_books.sql

@@ -2,26 +2,6 @@ START TRANSACTION ;
 
 -- --------------------------------------------------------
 
---
--- Структура таблицы `students_status`
---
-CREATE TABLE IF NOT EXISTS `students_status` (
-  `ID` int(11) NOT NULL AUTO_INCREMENT,
-  `Status` varchar(40) CHARACTER SET utf8 NOT NULL,
-  PRIMARY KEY (`ID`),
-  UNIQUE KEY `Status` (`Status`)
-) ENGINE=InnoDB  DEFAULT CHARSET=utf8;
-
---
--- Структура таблицы `students_levels`
---
-CREATE TABLE IF NOT EXISTS `students_levels` (
-  `ID` int(11) NOT NULL AUTO_INCREMENT,
-  `LevelName` varchar(40) CHARACTER SET utf8 NOT NULL,
-  PRIMARY KEY (`ID`),
-  UNIQUE KEY `LevelName` (`LevelName`)
-) ENGINE=InnoDB  DEFAULT CHARSET=utf8;
-
 --
 -- Структура таблицы `study_form`
 --
@@ -40,15 +20,14 @@ CREATE TABLE IF NOT EXISTS `record_books` (
   `StudentID` int(11) NOT NULL,
   `ExternalID` varchar(50) CHARACTER SET utf8 DEFAULT NULL,
   `PlanID` int(11) NOT NULL,
-  `Status` int(11) NOT NULL,
 #   `Speciality` int (11) NOT NULL, -- in specializations
-#   `Level` int(11) NOT NULL, -- in grades
 #   `Form` int(11) NOT NULL, -- in study_groups
 #   `Subdivision` int(11) NOT NULL, -- in study_groups
 #   `Grade` int(11) NOT NULL, -- in study_groups
 #   `Group` int(11) NOT NULL, -- in study_groups
   PRIMARY KEY (`ID`),
   UNIQUE KEY `ExternalID` (`ExternalID`),
+  KEY `StudentID` (`StudentID`),
   KEY `PlanID` (`PlanID`)
 ) ENGINE=InnoDB  DEFAULT CHARSET=utf8;
 
@@ -91,12 +70,6 @@ CREATE TABLE IF NOT EXISTS `disciplines_exam_type` (
 #   DROP KEY `StudentID`,
 #   DROP KEY `StudentID_2`;
 #
-ALTER TABLE `students_groups`
-  ADD COLUMN `RecordBookID` int(11) DEFAULT NULL AFTER `StudentID`;
-#
-ALTER TABLE  `students_groups`
-  ADD CONSTRAINT `students_groups_ibfk_4` FOREIGN KEY (`RecordBookID`) REFERENCES `record_books` (`ID`),
-  ADD UNIQUE KEY `StudentID_3`(`RecordBookID`, `SemesterID`);
 
 ###
 #

db/migrations/structure/V2_0_4_2__use_record_books.sql

+START TRANSACTION ;
+
+-- --------------------------------------------------------
+# Добавить колонку Degree в зачетки для упрощения кода миграции
+ALTER TABLE `record_books`
+  ADD COLUMN `Degree` VARCHAR(10),
+  ADD KEY (`Degree`);
+
+-- --------------------------------------------------------
+# generate fake record books
+# Заполнить таблицу record_books фейковыми значениями следующего вида:
+# fake-<degree>-<studentId>
+# <degree> - уровень подготовки (b - бакалавр, m - магистр)
+# <studentId> - идентификатор студента
+DELIMITER //
+CREATE PROCEDURE RecordBooks_Fill()
+BEGIN
+  DECLARE done INT DEFAULT FALSE;
+  DECLARE vStudentID INT;
+  DECLARE vDegree VARCHAR(10);
+  DECLARE vRecordBookNum VARCHAR(50);
+  DECLARE cur CURSOR FOR
+    SELECT view_students.StudentID AS StudentID, view_students.Degree AS Degree FROM `view_students`
+    GROUP BY view_students.Degree, view_students.StudentID;
+  DECLARE CONTINUE HANDLER FOR NOT FOUND SET done = TRUE;
+
+  OPEN cur;
+  read_loop: LOOP
+    FETCH cur INTO vStudentID, vDegree;
+    IF done THEN
+      LEAVE read_loop;
+    END IF;
+    SET vRecordBookNum = REPLACE(REPLACE("fake-<degree>-<studentid>", "<degree>", vDegree),
+                                                                 "<studentid>", vStudentID);
+    INSERT `record_books` (`StudentID`, `ExternalID`, `PlanID`, `Degree`)
+      VALUES (vStudentID, vRecordBookNum, 0, vDegree);
+  END LOOP;
+  CLOSE cur;
+END //
+
+DELIMITER ;
+
+CALL RecordBooks_Fill();
+DROP PROCEDURE RecordBooks_Fill;
+
+COMMIT ;
+
+START TRANSACTION;
+
+-- --------------------------------------------------------
+# groups_students
+# 1. создать поле RecordBookID
+# 2. заполнить поле RecordBookID
+# Удаление старых связей и создание новых после всех использований этой таблицы
+
+ALTER TABLE `students_groups`
+  ADD COLUMN `RecordBookID` int(11),
+  ADD KEY  (`RecordBookID`);
+
+COMMIT;
+
+START TRANSACTION;
+UPDATE `students_groups`
+  INNER JOIN study_groups on study_groups.ID = students_groups.GroupID
+  INNER JOIN grades on grades.ID = study_groups.GradeID
+  INNER JOIN record_books on
+                            record_books.Degree = grades.Degree and
+                            record_books.StudentID = students_groups.StudentID
+SET students_groups.RecordBookID = record_books.ID;
+
+COMMIT;
+#
+# -- --------------------------------------------------------
+# # logs_bind_students
+# # 1. создать поле RecordBookID и связи для него
+# # 2. заполнить поле RecordBookID
+# # 3. удалить все связи поля StudentID и потом само поле
+#
+# ALTER TABLE `logs_binds_students`
+#   ADD COLUMN `RecordBookID` int(11),
+#   DROP INDEX `StudentID`,
+#   ADD CONSTRAINT `logs_binds_students_ibfk_3` FOREIGN KEY (`RecordBookID`) REFERENCES `record_books` (`ID`);
+#
+# UPDATE logs_binds_students AS target,
+#   (SELECT MIN(view_recordbook_for_submodule.StudentID) AS StudentID,
+#           MIN(view_recordbook_for_submodule.RecordBookID) AS RecordBookID,
+#      view_recordbook_for_submodule.DisciplineID
+#    FROM view_recordbook_for_submodule
+#    GROUP BY view_recordbook_for_submodule.DisciplineID) AS matching
+# SET target.RecordBookID = matching.RecordBookID WHERE target.StudentID = matching.StudentID
+#                                                       AND target.DisciplineID = matching.DisciplineID;
+#
+# ALTER TABLE `logs_binds_students`
+#   DROP COLUMN `StudentID`;
+#
+# -- --------------------------------------------------------
+# # groups_students
+# # 1. создать поле RecordBookID и связи для него
+# # 2. заполнить поле RecordBookID
+# # 3. удалить все связи поля StudentID и потом само поле
+#
+# ALTER TABLE `students_groups`
+#   ADD COLUMN `RecordBookID` int(11),
+#   DROP INDEX `StudentID`,
+#   DROP INDEX `StudentID_2`,
+#   ADD CONSTRAINT `students_groups_ibfk_1` FOREIGN KEY (`RecordBookID`) REFERENCES `record_books` (`ID`),
+#   ADD UNIQUE `SemesterID_RecordBookID` (`SemesterID`, `RecordBookID`);
+#
+#
+# UPDATE students_groups AS target,
+#   (SELECT DISTINCT students_groups.StudentID AS StudentID,
+#                     record_books.ID AS RecordBookID,
+#                     groups.ID AS GroupID
+#   FROM `students_groups`
+#     INNER JOIN groups ON groups.ID = students_groups.GroupID,
+#     INNER JOIN record_books ON record_books.StudentID = students_groups.StudentID
+#                                AND record_books.Degree = groups.Degree) AS matching
+# SET target.RecordBookID = matching.RecordBookID WHERE target.StudentID = matching.StudentID
+#                                                       AND target.GroupID = matching.GroupID;
+#
+# ALTER TABLE `students_groups`
+#   DROP COLUMN `StudentID`;
+#
+# # Удалить временную колонку Degree в зачетках
+# ALTER TABLE `record_books`
+#   DROP COLUMN `Degree`;
+#
+# # Удалить представление
+# DROP VIEW view_recordbook_for_submodule;
+

db/migrations/structure/V2_0_4_3__rt.sql

+START TRANSACTION ;
+-- --------------------------------------------------------
+# rating_table
+# 1. создать поле RecordBookID
+# 2. заполнить поле RecordBookID
+# 3. удалить все связи поля StudentID и потом само поле
+# 4. создать связи для RecordBookID
+
+ALTER TABLE `rating_table`
+  ADD COLUMN `RecordBookID` int(11),
+  ADD KEY (`RecordBookID`);
+
+COMMIT ;
+
+LOCK TABLES submodules WRITE, modules READ, disciplines READ, students_groups READ, study_groups READ,
+grades READ, record_books WRITE, rating_table WRITE;
+
+UPDATE rating_table
+  INNER JOIN submodules on submodules.ID = rating_table.SubmoduleID
+  INNER JOIN modules on modules.ID = submodules.ModuleID
+  INNER JOIN disciplines on disciplines.ID = modules.DisciplineID
+  INNER JOIN students_groups on students_groups.SemesterID = disciplines.SemesterID
+                                AND students_groups.StudentID = rating_table.StudentID
+SET rating_table.RecordBookID = students_groups.RecordBookID;
+
+ALTER TABLE `rating_table`
+  DROP FOREIGN KEY `rating_table_ibfk_1`,
+  DROP INDEX `PRIMARY`,
+  DROP INDEX `StudentID`,
+  DROP COLUMN `StudentID`;
+ALTER TABLE `rating_table`
+  ADD PRIMARY KEY (`RecordBookID`, `SubmoduleID`),
+  ADD CONSTRAINT `rating_table_ibfk_1` FOREIGN KEY (`RecordBookID`) REFERENCES `record_books` (`ID`);
+
+UNLOCK TABLES;
\ No newline at end of file

db/migrations/structure/V2_0_4_4__epo_ds.sql

+START TRANSACTION;
+
+# exam_period_options
+# 1. создать поле RecordBookID
+
+ALTER TABLE `exam_period_options`
+  ADD COLUMN `RecordBookID` int(11),
+  ADD KEY (`RecordBookID`);
+
+# discipline_students
+# 1. создать поле RecordBookID
+
+ALTER TABLE `disciplines_students`
+  ADD COLUMN `RecordBookID` int(11),
+  ADD KEY (`RecordBookID`);
+
+COMMIT;
+
+LOCK TABLES exam_period_options WRITE, disciplines_students WRITE, submodules WRITE, modules READ,
+disciplines WRITE, students_groups READ, record_books WRITE;
+
+-- --------------------------------------------------------
+# exam_period_options
+# 1. создать поле RecordBookID - done
+# 2. заполнить поле RecordBookID
+# 3. удалить все связи поля StudentID и потом само поле
+# 4. создать связи для поля RecordBookID
+
+UPDATE exam_period_options
+  INNER JOIN submodules on submodules.ID = exam_period_options.SubmoduleID
+  INNER JOIN modules on modules.ID = submodules.ModuleID
+  INNER JOIN disciplines on disciplines.ID = modules.DisciplineID
+  INNER JOIN students_groups on students_groups.SemesterID = disciplines.SemesterID
+                                AND students_groups.StudentID = exam_period_options.StudentID
+SET exam_period_options.RecordBookID = students_groups.RecordBookID;
+
+ALTER TABLE `exam_period_options`
+  DROP FOREIGN KEY `exam_period_options_ibfk_2`,
+  DROP INDEX `StudentID`,
+  DROP INDEX `StudentID_2`,
+  DROP INDEX `StudentID_3`,
+  DROP FOREIGN KEY `exam_period_options_ibfk_1`,
+  DROP INDEX `SubmoduleID`,
+  DROP INDEX `SubmoduleID_2`,
+  DROP COLUMN `StudentID`;
+
+ALTER TABLE `exam_period_options`
+  ADD KEY (`SubmoduleID`),
+  ADD CONSTRAINT `Unique` UNIQUE (`RecordBookID`, `SubmoduleID`),
+  ADD CONSTRAINT `exam_period_options_ibfk_1` FOREIGN KEY (`SubmoduleID`) REFERENCES `submodules` (`ID`),
+  ADD CONSTRAINT `exam_period_options_ibfk_2` FOREIGN KEY (`RecordBookID`) REFERENCES `record_books` (`ID`);
+
+
+-- --------------------------------------------------------
+# discipline_students
+# 1. создать поле RecordBookID - done
+# 2. заполнить поле RecordBookID
+# 3. удалить все связи поля StudentID и потом само поле
+# 4. создать связи для поля RecordBookID
+
+
+UPDATE `disciplines_students`
+  INNER JOIN disciplines on disciplines.ID = disciplines_students.DisciplineID
+  INNER JOIN students_groups on students_groups.SemesterID = disciplines.SemesterID
+                                AND students_groups.StudentID = disciplines_students.StudentID
+SET disciplines_students.RecordBookID = students_groups.RecordBookID;
+
+ALTER TABLE `disciplines_students`
+  DROP FOREIGN KEY `disciplines_students_ibfk_2`,
+  DROP INDEX DisciplineID_2,
+  DROP INDEX `StudentID`,
+  DROP COLUMN `StudentID`;
+
+ALTER TABLE `disciplines_students`
+  ADD CONSTRAINT `Unique` UNIQUE (`RecordBookID`, `DisciplineID`),
+  ADD CONSTRAINT `disciplines_students_ibfk_2` FOREIGN KEY (`RecordBookID`) REFERENCES `record_books` (`ID`);
+
+UNLOCK TABLES ;
\ No newline at end of file

db/migrations/structure/V2_0_4_5__lbs.sql

+LOCK TABLES logs_binds_students WRITE, submodules READ, modules READ,
+disciplines READ, students_groups READ, record_books WRITE;
+
+-- --------------------------------------------------------
+# logs_bind_students
+# 1. создать поле RecordBookID
+# 2. заполнить поле RecordBookID
+# 3. удалить все связи поля StudentID и потом само поле
+# 4. создать связи для поля RecordBookID
+
+ALTER TABLE `logs_binds_students`
+  ADD COLUMN `RecordBookID` int(11),
+  ADD KEY (`RecordBookID`);
+
+UPDATE `logs_binds_students`
+  INNER JOIN disciplines on disciplines.ID = logs_binds_students.DisciplineID
+  INNER JOIN students_groups on students_groups.SemesterID = disciplines.SemesterID
+                                AND students_groups.StudentID = logs_binds_students.StudentID
+SET logs_binds_students.RecordBookID = students_groups.RecordBookID;
+
+ALTER TABLE `logs_binds_students`
+  DROP FOREIGN KEY `logs_binds_students_ibfk_3`,
+  DROP INDEX `StudentID`,
+  DROP COLUMN `StudentID`;
+
+ALTER TABLE `logs_binds_students`
+  ADD CONSTRAINT `logs_binds_students_ibfk_3` FOREIGN KEY (`RecordBookID`) REFERENCES `record_books` (`ID`);
+#
+# SELECT rating_table.StudentID,
+#   rating_table.RecordBookID,
+#   rating_table.TeacherID,
+#   rating_table.SubmoduleID,
+#   record_books.ID
+# FROM rating_table
+# LEFT JOIN record_books on rating_table.RecordBookID = record_books.ID
+# Where record_books.ID IS NULL;
+#
+# SELECT rating_table.StudentID, record_books.ID FROM rating_table
+#   INNER JOIN submodules on submodules.ID = rating_table.SubmoduleID
+#   INNER JOIN modules on modules.ID = submodules.ModuleID
+#   INNER JOIN disciplines on disciplines.ID = modules.DisciplineID
+#   INNER JOIN students_groups on students_groups.SemesterID = disciplines.SemesterID
+#                                 AND students_groups.StudentID = rating_table.StudentID
+#   INNER JOIN study_groups on study_groups.ID = students_groups.GroupID
+#   INNER JOIN grades on grades.ID = study_groups.GradeID
+#   INNER JOIN record_books on
+#                             record_books.Degree = grades.Degree and
+#                             record_books.StudentID = rating_table.StudentID
+#   WHERE record_books.ID IS NULL;
+#
+# SELECT * FROM record_books WHERE record_books.StudentID = 182;
+#
+# SELECT * FROM view_students WHERE view_students.StudentID = 182;
+
+
+UNLOCK TABLES;

db/migrations/structure/V2_0_4_6__lr.sql

+START TRANSACTION;
+
+# logs_rating
+# 1. создать поле RecordBookID и связи для него
+ALTER TABLE `logs_rating`
+  ADD COLUMN `RecordBookID` int(11),
+  ADD KEY (`RecordBookID`);
+
+COMMIT;
+
+# LOCK TABLES logs_rating WRITE, submodules READ, modules READ, disciplines READ, students_groups READ, record_books WRITE;
+START TRANSACTION;
+-- --------------------------------------------------------
+# logs_rating
+# 1. создать поле RecordBookID - done
+# 2. заполнить поле RecordBookID
+# 3. удалить все связи поля StudentID и потом само поле
+# 4. создать связи для поля RecordBookID
+
+UPDATE `logs_rating`
+  INNER JOIN submodules on submodules.ID = logs_rating.SubmoduleID
+  INNER JOIN modules on modules.ID = submodules.ModuleID
+  INNER JOIN disciplines on disciplines.ID = modules.DisciplineID
+  INNER JOIN students_groups on students_groups.SemesterID = disciplines.SemesterID
+                                AND students_groups.StudentID = logs_rating.StudentID
+SET logs_rating.RecordBookID = students_groups.RecordBookID;
+
+ALTER TABLE `logs_rating`
+  DROP FOREIGN KEY `logs_rating_ibfk_1`,
+  DROP INDEX `StudentID`,
+  DROP COLUMN `StudentID`;
+
+ALTER TABLE `logs_rating`
+  ADD CONSTRAINT `logs_rating_ibfk_1` FOREIGN KEY (`RecordBookID`) REFERENCES `record_books` (`ID`);
+
+# UNLOCK TABLES ;
+COMMIT;
\ No newline at end of file

db/migrations/structure/V2_0_4_7__use_record_books_final.sql

+START TRANSACTION ;
+
+# 3. удалить все связи поля StudentID и потом само поле
+# 4. создать связи для поля RecordBookID
+
+ALTER TABLE `students_groups`
+  DROP INDEX `StudentID`,
+  DROP INDEX `StudentID_2`,
+  DROP COLUMN `StudentID`;
+
+ALTER TABLE `students_groups`
+  ADD CONSTRAINT `students_groups_ibfk_1` FOREIGN KEY (`RecordBookID`) REFERENCES `record_books` (`ID`),
+  ADD UNIQUE `SemesterID_RecordBookID` (`SemesterID`, `RecordBookID`);
+
+# Удалить временную колонку Degree в зачетках
+ALTER TABLE `record_books`
+  DROP INDEX `Degree`,
+  DROP COLUMN `Degree`;
+
+COMMIT ;
\ No newline at end of file