linuxlove

[root@dev ~]#yum install docker Installed:   docker.x86_64 2:1.13.1-162.git64e9980.el7.centos               [root@dev ~]# systemctl start do...

 SETOF RECORD :  select * from employee -- drop function fn_withouttable() select * from  fn_record_emp() as tbl(empid int,empname varchar) ...

  Refcursor :  is used for return multiple rows & used to process a sql statement . Task : Used in Function & Stored Procedure   cre...

  PostgreSQL ALTER TABLE Add column  alter table employee_clone add column dept_id integer ; Change data type alter table employee_clone alt...

Create table account  drop table if exists accounts; create table accounts (      id int generated by default as identity,     name varchar(...