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In PL/SQL v.10. keyword declare is used to declare variable. DECLARE stupidvar varchar(20); to assign a value you can set it when you declare. DECLARE stupidvar varchar(20) := '12345678';
In SQL Server we can use this: DECLARE @variable INT; SELECT @variable= mycolumn from myTable; How can I do the same in Oracle? I'm currently attempting the following: DECLARE COMPID VARCHAR2(20);
5 lip 2011 · SQL*Plus supports an additional format: DEFINE StartDate = TO_DATE('2016-06-21'); DEFINE EndDate = TO_DATE('2016-06-30'); SELECT * FROM MyTable WHERE DateField BETWEEN &StartDate and &EndDate;
SQL*Plus REFCURSOR bind variables allow SQL*Plus to fetch and format the results of a SELECT statement contained in a PL/SQL block. REFCURSOR bind variables can also be used to reference PL/SQL cursor variables in stored procedures.
What is a variable in Oracle? In Oracle/PLSQL, a variable allows a programmer to store data temporarily during the execution of code. Syntax. The syntax for declaring variables in Oracle is: variable_name [CONSTANT] datatype [NOT NULL] [:= | DEFAULT initial_value] Parameters or Arguments. variable_name. The name to assign to the variable. CONSTANT.
Represents the CHAR value you wish to assign to variable. Enclose text in single quotes if it contains punctuation or blanks. variable = text. Defines (names) a substitution variable and assigns it a CHAR value. Enter DEFINE followed by variable to list the value and type of variable.
11 kwi 2011 · This document explains how SQL*Plus substitution variables work and where they can be used. It shows the relationship between the three types of variable (substitution, bind, and system) used in SQL*Plus. Substitution variables can replace SQL*Plus command options or other hard-coded text.
