Oracle DECODE Function - Oracle Tutorial
This tutorial shows you how to use the Oracle DECODE() function to add the procedural if-then-else logic to SQL queries.
DECODE - Oracle Help Center
DECODE compares expr to each search value one by one. If expr is equal to a search, then Oracle Database returns the corresponding result. If no match is found, then Oracle returns default. If default is omitted, then Oracle returns null. The arguments can be any of the numeric types (NUMBER, BINARY_FLOAT, or BINARY_DOUBLE) or character types
Understanding the SQL DECODE() Function - DataCamp
Aug 6, 2024 · This tutorial provides a comprehensive guide to using the SQL DECODE() function in Oracle. I will also compare DECODE() to CASE WHEN in Oracle and help you understand when to use each function. Finally, I will provide code for the equivalent transformations in SQL Server, PostgreSQL, and MySQL.
DECODE function in Oracle - W3schools
DECODE is an advanced function that the Oracle database supports. It is used to work as an IF-THEN-ELSE statement. The DECODE function is supported in the various versions of the Oracle/PLSQL, including, Oracle 12c, Oracle 11g, Oracle 10g and Oracle 9i.
Oracle DECODE Function Explained with Examples - Database Star
Jun 1, 2023 · The purpose of the Oracle DECODE function is to perform an IF-THEN-ELSE function. It’s similar to a CASE statement, but CASE is a statement where DECODE is a function. It allows you to provide a value, and then evaluate other values against it …
DECODE - Oracle
DECODE compares expr to each search value one by one. If expr is equal to a search , then Oracle Database returns the corresponding result . If no match is found, then Oracle returns default .
How to use the decode function in Oracle - Oradev.com
The Oracle decode function The decode function can be used in SQL for and IF-THEN-ELSE construction. It's an alternative for the CASE statement which was introduced in Oracle 8. Syntax: decode( expression , compare_value, return_value, [,compare, return_value] ... [,default_return_value] ) with: expression is the value to evaluate
DECODE in SQL – Syntax of Oracle Decode Function - Edureka
Sep 5, 2024 · DECODE function in SQL allows us to add procedural if-then-else logic to the query. Learning the various ways to use DECODE, its syntax with examples.
DECODE built-in function (Oracle PL/SQL) - RelationalDBDesign
decode: The decode function is used to translate values in an SQL statement from a cryptic abbreviation to a readable value. For example, the decode function can translate two-digit State names into the full name of the State.
Oracle DECODE() Function - SQLiz
Oracle DECODE() is a built-in function that decodes the given parameters based on one or more given mapping relationships and returns the decoded value.
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