SQL Advanced in MySQL Treningskurs

Last updated

Kurskode

sqlmysqladv

Varighet

7 timer (vanligvis 1 dag inkuldert pauser)

Krav

Good SQL knowledge.

Oversikt

Dette kurset er laget for folk som allerede er kjent med SQL . Kurset introduserer deg hemmeligheter som er felles for alle SQL databaser, så vel som My SQL spesifikke syntaks, funksjoner og funksjoner.

Machine Translated

Kursplan

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

Testimonials

★★★★★
★★★★★

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