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

0 vote262 views1 answer
List column names of multiple tables psql
SQL
3 votes255 views5 answers
Mysql get last inserted id
SQL
3 votes267 views1 answer
Apex set debug level
SQL
13 votes257 views2 answers
Sql join
SQL
0 vote246 views1 answer
Sql examples from your work
SQL
0 vote276 views1 answer
Default column value in sql same as another column laravel
SQL
0 vote312 views2 answers
Sql unique
SQL
-1 vote279 views8 answers
Create Trigger in phpMyAdmin
SQL
8 votes308 views2 answers
Default sql server port
SQL
0 vote265 views1 answer
Mysql join same table multiple times group by
SQL