added Übungszettel 11

2025-02-13 14:58:45 +01:00
parent 25bf599c6c
commit 66c3899154
16 changed files with 4976 additions and 2 deletions
--- a/studenttables/02_create_student_indices.sql
+++ b/studenttables/02_create_student_indices.sql
@@ -0,0 +1,24 @@
+CREATE INDEX INST_ZIP_FK_I ON INSTRUCTOR
+ (ZIP);
+
+CREATE INDEX GR_GRTW_FK_I ON GRADE
+ (SECTION_ID
+ ,GRADE_TYPE_CODE);
+
+CREATE INDEX GRTW_GRTYP_FK_I ON GRADE_TYPE_WEIGHT
+ (GRADE_TYPE_CODE);
+
+CREATE INDEX SECT_CRSE_FK_I ON SECTION
+ (COURSE_NO);
+
+CREATE INDEX SECT_INST_FK_I ON SECTION
+ (INSTRUCTOR_ID);
+
+CREATE INDEX CRSE_CRSE_FK_I ON COURSE
+ (PREREQUISITE);
+
+CREATE INDEX ENR_SECT_FK_I ON ENROLLMENT
+ (SECTION_ID);
+
+CREATE INDEX STU_ZIP_FK_I ON STUDENT
+ (ZIP);