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

7 votes378 views4 answers
Index in mysql
SQL
0 vote361 views1 answer
Compare subqueries oracle
SQL
0 vote332 views1 answer
Backup a table in sql
SQL
0 vote336 views1 answer
Conda install pymysql "windows"
SQL
0 vote431 views1 answer
Redshift running queries
SQL
3 votes406 views3 answers
Update con select postgresql
SQL
1 vote337 views1 answer
Type int in mysql maxlenght
SQL
9 votes357 views5 answers
Sql delete duplicate rows but keep one
SQL
0 vote362 views1 answer
Update having mysql
SQL
0 vote328 views1 answer
Sql query with date
SQL