課程大綱： SQL Advanced in MySQL培訓(xùn)
DQL (Data Query Language)
Correlation in FROM, WHERE, SELECT and HAVING clauses
Correlation and performance
Using CASE, IF, COALESCE functions
Using variables
Casting and converting
Dealing with NULL, NULL-safe operators
Using regular expression with REGEXP operator
Useful MySQL specific group by functions (GROUP_CONCAT, etc.)
GROUP BY WITH ROLLUP
EXISTS, ALL, ANY
Multitable OUTER JOIN
Rewriting subqueries as joins
DML (Data Modification Language)
Multi-row inserts
INSERT by SELECT
Using subqueries in DML statements
Using variables in DML queries
Locking tables and rows
Updating data in many tables
IGNORE clause
REPLACE clause
DELETE versus TRUNCATE
DDL (Data Definition Language)
Creating tables with select
Temporary tables
Stored Procedures
Short introduction to MySQL stored procedures
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