Let’s create a stored procedure in Postgresql using pgAdmin using follow instructions. Read PostgreSQL WHERE IN with examples Create stored procedure in postgresql using pgadmin LANGUAGE language_name CREATE PROCEDURE procedure_name(arg1 type,arg2 type)Ĭonstants can not be changed through the function, and it is declared like a variable but with CONSTANT keyword using the following syntax: CREATE FUNCTION function_name(arg1 type,arg2 type) The variable holds a value whose value can vary through the life of function, before using the variable, we must declare it with data type using the following syntax: CREATE FUNCTION function_name(arg1 type,arg2 type) Read, PostgreSQL CASE with Examples The variables and constants in PL/pgSQL To call created function or procedure that returns a table, we can use this one:
To call created function or procedure, we can use: SELECT * FROM function_name(val_1) - for functionĬALL procedure_name(val_1) - for procedure Language: It is used to specify the procedural language of function or procedure, for Postgresql, it is the plpgsql.
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Procedure syntax for Postgresql version before 11: CREATE FUNCTION function_name(argument1 type,argument2 type) Before Postgresql version 11, stored procedures were created using CREATE FUNCTION statement, but with the Postgresql version 11, are created using CREATE PROCEDURE.
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