14th class oracle rollback commit alter and sql constraint
#Database #Oracle #SQL
oracle database learning in Pashto By Abdullah Sorush
rollback statement
commit statement
how to rename a table in sql
how to add a column to table in sql
alter statement in database
how to alter table
how edit sql table
database learning in pashto
oracle learning in pashto
constraint in oracle
what is constraint in database
primary key
foreign key
is null
not null