PL/SQL stands for Procedural Language extension of SQL. PL/SQL is a combination of SQL along with the procedural features of programming languages. It was developed by Oracle Corporation in the early ...
The ALTER TABLE statement is used to modify the structure of an existing table. It can be used to add, delete, rename, or modify columns.
Cuireadh roinnt torthaí i bhfolach toisc go bhféadfadh siad a bheith dorochtana duit
Taispeáin torthaí dorochtana