'Average account balance' diaporamas de présentation

Chapter 4: SQL

Chapter 4: SQL. Basic Structure Set Operations Aggregate Functions Null Values Nested Subqueries Derived Relations Views Modification of the Database Joined Relations Data Definition Language Embedded SQL, ODBC and JDBC. Schema Used in Examples. Basic Structure.

1.09k views • 98 slides

Chapter 4: SQL

Chapter 4: SQL. Basic Structure Set Operations Aggregate Functions Null Values Nested Subqueries Derived Relations Views Modification of the Database Joined Relations Data Definition Language Embedded SQL, ODBC and JDBC. Schema Used in Examples. Basic Structure.

1.07k views • 98 slides

SQL (DML) II

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Introduction to Database

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Iran FaraBourse

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Iran FaraBourse

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Lecture 6 Structured Query Language SQL

Lecture 6 Structured Query Language SQL. Instructor: Haya Sammaneh. Tables. create table account (account_number varchar(15) not null, branch_name varchar(15) not null, balance number not null, primary key(account_number));

405 views • 28 slides

SQL

SQL. By Wen-Lin Chang. Background. IBM developed the original version of SQL at San Jose Research Laboratory SQL has clearly established itself as the standard relational-database language Evolved as The Sequel language, its name has changed to SQL (Structured Query Language).

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Set Operations 1

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