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コース概要
Relational database models
- Relational operators
- Characteristics of declarative SQL language
- SQL syntax
- Division language DQL, DML, DDL, DCL
Data Query Language
- SELECT queries.
- Aliases columns of tables
- Service date (DATE types, display functions, formatting)
- Group Features
- Combining internal and external tables (JOIN clause)
- UNION operator
- Nested Subqueries (the WHERE clause, the table name, column name)
- Correlated subqueries
Data Modification Language
- Inserting rows (INSERT clause)
- Inserting rows by request
- Variation of the rows (UPDATE)
- Delete rows (DELETE)
Data Definition Language
- Creating, altering and dropping objects (CREATE, ALTER, DROP)
- Creating tables using subquery (CREATE TABLE .... AS SELECT...)
CONSTRAINTS
- Options NULL and NOT NULL
- CONSTRAINT clause
- ENUM type
- type SET
- PRIMARY KEY condition
- UNIQUE condition
- FOREIGN KEY condition
- DEFAULT clause
Transactions
- The command COMMIT, ROLLBACK, SAVEPOINT
要求
- Computer literacy
- Knowledge of any operating system
14 時間
お客様の声 (1)
The course built lesson to lesson, and the pacing was a big deal for me.
