A stored procedure and function in PL/SQL both can be defined as a way or method in which SQL and PL/SQL statements are logically written and executed to perform a specific task. In this tutorial we will learn how to define them with examples.
See Overview of stored procedures in Amazon Redshift. The following example creates a procedure with two input parameters. CREATE OR REPLACE PROCEDURE test_sp1(f1 int, f2 varchar(20)) AS $$ DECLARE min_val int; BEGIN DROP TABLE IF EXISTS tmp_tbl; CREATE TEMP TABLE tmp_tbl(id int); IN...
Example of PLSQL procedure Let us learn the implementation of the PL/ SQL stored procedures with the help of some examples – Let us look at the example that demonstrates how the cursor can be used in PL/ SQL to retrieve the information about a particular entry in the table. Consider that...
Example The following example shows how to call a PL/SQL procedure within a PL/SQL context: BEGIN simple_procedure; END; After a PL/SQL procedure has been created in a database, it can also be called using the CALL statement, which is supported in SQL contexts and applications using suppo...
Create Triger Example CREATE OR REPLACE TRIGGERmy_sal_changes BEFORE DELETE OR INSERT OR UPDATE ON Emp_tab FOR EACH ROW WHEN (new.Empno > 0) DECLARE sal_diff number; BEGIN sal_diff := :new.sal – :old.sal; dbms_output.put(‘Old salary: ‘ || :old.sal); ...
Example 1: Create and call a stored procedure that contains multiple DDL statements in a transaction. Create a stored procedure. CREATE OR REPLACE PROCEDURE procedure_1() LANGUAGE 'plpgsql' AS $$ BEGIN --- TXN1 --- CREATE TABLE a1(key int); CREATE TABLE a2(key int); COMMIT; --- ...
3.invoking procedure in pl/sql program block. begin pro_insertDept; end; 3.stored parameter 1.Stroed procedure patameter contain in,out ,in out three variety model. a.in model (default model) example in the following code CREAET OR REPLACE PROCEDURE pro_insertDept( ...
Before MySQL 5.0.10, stored functions created withCREATE FUNCTIONmust not contain references to tables, with limited exceptions. They may include someSETstatements that contain table references, for exampleSET a:= (SELECT MAX(id) FROM t), andSELECTstatements that fetch values directly into variables...
Uwaga The integration of .NET Framework CLR into SQL Server is discussed in this topic. CLR integration does not apply to Azure SQL Database.Jump to Simple Examples to skip the details of the syntax and get to a quick example of a basic stored procedure....
1 An ALTER FUNCTION statement (SQL scalar) or an ALTER PROCEDURE statement (SQL native) with an ADD VERSION or REPLACE clause are not allowed in an SQL-routine-body.Description for CREATE PROCEDURE (SQL - native) OR REPLACE Specifies that if the procedure exists at the current server, the ...