Character manipulation - PowerPoint PPT Presentation

SQL Functions

Input. Output. arg 1. arg 2. Result value. arg n. SQL Functions. Function. Function performs action. Two Types of SQL Functions. Functions. Multiple-row functions. Single-row functions. Single-Row Functions. Manipulate data items Accept arguments and return one value

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SINGLE ROW FUNCTIONS Single-row functions can be used in the SELECT, WHERE, and ORDER BY clauses.

SINGLE ROW FUNCTIONS Single-row functions can be used in the SELECT, WHERE, and ORDER BY clauses. 1. CASE-MANIPULATION FUNCTIONS 2. CHARACTER MANIPULATION. CASE-MANIPULATION FUNCTIONS. UPPER(string) - convertește caracterele alfanumerice din șir în litere mici

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