Create function in postgresql

create [or replace] function function_name(param_list)
   returns return_type 
   language plpgsql
as $$
declare 
-- variable declaration
begin
 -- logic
end;
$$

Source: postgresqltutorial.com

Create function postgresql

CREATE OR REPLACE FUNCTION auditlogfunc() RETURNS TRIGGER AS $example_table$
   BEGIN
      INSERT INTO AUDIT(EMP_ID, ENTRY_DATE) VALUES (new.ID, current_timestamp);
      RETURN NEW;
   END;
$example_table$ LANGUAGE plpgsql;

Source: tutorialspoint.com

Plpgsql create function

postgres=# Create or replace function fun1(n int) returns int 

as

$$

Begin

Insert into test values (n,'2019-11-26');

Return 1;

End;

$$

Language 'plpgsql';

CREATE FUNCTION

postgres=#

Source: enterprisedb.com

Similar codes

-1 vote123 views3 answers
SQL to LINQ converter
SQL
0 vote122 views1 answer
Insert or update sql query
SQL
0 vote132 views1 answer
Reset keys in sql
SQL
0 vote112 views1 answer
Knex last insert id mysql
SQL
7 votes119 views3 answers
How to check table name in current database sql
SQL
2 votes140 views3 answers
Sql server reseed identity column
SQL
0 vote89 views1 answer
Import sql file in mysql linux
SQL
0 vote142 views1 answer
Load data infile mariadb slow
SQL
1 vote131 views2 answers
Logical operators in sql
SQL
4 votes138 views2 answers
SELECT table_name FROM user_tables;
SQL