fixed bug

db/Views.sql

@@ -81,7 +81,7 @@ CREATE OR REPLACE VIEW `view_disciplines` AS
         INNER JOIN `subjects` ON subjects.ID = disciplines.SubjectID
         INNER JOIN `faculties` ON faculties.ID = disciplines.FacultyID
         INNER JOIN `grades` ON grades.ID = disciplines.GradeID
-        INNER JOIN `compound_disciplines` ON compound_disciplines.ID = disciplines.CompoundDiscID;
+        LEFT JOIN `compound_disciplines` ON compound_disciplines.ID = disciplines.CompoundDiscID;
 
 
 

db/fix.sql

 DELIMITER //
 
+DROP TABLE IF EXISTS `compound_disciplines`//
+
 CREATE TABLE IF NOT EXISTS `compound_disciplines` (
     `ID` int(11) NOT NULL AUTO_INCREMENT,
     `Name` varchar(200) CHARACTER SET utf8 NULL DEFAULT 'Курс по выбору',
-    PRIMARY KEY (`ID`)
+    `GradeID` int(11) NOT NULL,
+    PRIMARY KEY (`ID`),
+    KEY `GradeID` (`GradeID`)
 ) ENGINE=InnoDB DEFAULT CHARSET=utf8 //
 
 
@@ -14,6 +18,10 @@ ALTER TABLE `disciplines`
 ALTER TABLE `disciplines`
   ADD CONSTRAINT `disciplines_ibfk_6` FOREIGN KEY (`CompoundDiscID`) REFERENCES `compound_disciplines` (`ID`) //
 
+ALTER TABLE `compound_disciplines`
+  ADD CONSTRAINT `compound_disciplines_ibfk_1` FOREIGN KEY (`GradeID`) REFERENCES `grades` (`ID`) //
+
+
 DELIMITER ;