This repo contains my solutions for exercises from 'Murach's MySQL'
📘 SECTION 1:
- CHAPTER 1: ✔️
An introduction to relational databases
(no exercises done)
- CHAPTER 2: ✔️
How to use MySQL Workbench and other development tools
- CHAPTER 3: ✔️
How to retrieve data from a single table
(SELECT, WHERE, ORDER BY, LIMIT)
- CHAPTER 4: ✔️
How to retrieve data from two or more tables
(INNER JOINS, OUTER JOINS)
- CHAPTER 5: ✔️
How to insert, update and delete data
(INSERT, UPDATE, DELETE)
📘 SECTION 2:
- CHAPTER 6: ✔️
How to code summary queries
(GROUP BY, HAVING, WITH ROLLUP, GROUPING, AGGREGATE WINDOWS, FRAMES)
- CHAPTER 7: ✔️
How to code subqueries
(SUBQUERIES IN WHERE, HAVING, SELECT, FROM; CTE)
- CHAPTER 8: ✔️
How to work with datatypes
(DATA TYPES; ENUM, SET; FUNCTIONS: CAST, CONVERT, FORMAT, CHART)
- CHAPTER 9: ✔️
How to use functions
(FUNCTIONS FOR STRING & NUMERIC DATA; DATE/TIME; FUNCTIONS LIKE: CASE, IF, IFNULL; REGEX / RANKING / ANALYTIC FUNCS)
📘 SECTION 3:
- CHAPTER 10: ✔️
How to design a database
(DATA STRUCTURE, RELATIONSHIPS, NORMALIZATION, EER MODEL)
- CHAPTER 11: ✔️
How to create database, tables, and indexes
(CREATE DATABASE/TABLE, KEYS, ALTER TABLE, RENAME, TRUNCATE, DROP, INDEXES, CHARACTER SETS, STORAGE ENGINES)
- CHAPTER 12: ✔️
How to create views
(CREATE VIEW, UPDATABLE VIEWS, INSERT/DELETE, DROP)
📘 SECTION 4:
- CHAPTER 13: ✔️
Language skills for writing stored programs
(DECLARE, IF/ELSE/ELSEIF, CASE/WHEN/THEN, LOOPS, CURSORS, ERROS HANDLING)
- CHAPTER 14: ✔️
How to use transactions and locking
(TRANSACTIONS - COMMIT/ROLLBACK, SAVE POINTS, CONCURRENCY, LOCKING)
- CHAPTER 15: ✔️
How to create stored procedures and functions
(IN/OUT/INOUT PARAMETERS, SIGNAL STATEMENT, USER VARIABLES, DYNAMIC SQL, FUNCTION & PROCEDURE)
- CHAPTER 16: ✔️
How to create triggers and events
(AFTER/BEFORE TRIGGERS, EVENTS)
📘 SECTION 5:
- CHAPTER 17: ✔️
An introduction to database administration
(STATUS/SYSTEM VARIABLES, GLOBAL/SESSION VARIABLES, LOGS)
- CHAPTER 18: ✔️
How to secure a database
(USERS, PRIVILEGES, GRANT/REVOKE STATEMENT, ROLES)
- CHAPTER 19: ✔️
How to backup and restore a database
(EXPORTING DATA TO FILE, LOAD DATA FROM FILE - no exercises done)