Author Archives: user

Khóa học miễn phí PostgreSQL – Drop Database nhận dự án làm có lương

PostgreSQL – DROP Database In this chapter, we will discuss how to delete the database in PostgreSQL. There are two options to delete a database − Using DROP DATABASE, an SQL command. Using dropdb a command-line executable. Be careful before using this operation because deleting an existing database would result in loss of complete information […]

Khóa học miễn phí PostgreSQL – Environment Setup nhận dự án làm có lương

PostgreSQL – Environment Setup To start understanding the PostgreSQL basics, first let us install the PostgreSQL. This chapter explains about installing the PostgreSQL on Linux, Windows and Mac OS platforms. Installing PostgreSQL on Linux/Unix Follow the given steps to install PostgreSQL on your Linux machine. Make sure you are logged in as root before you […]

Khóa học miễn phí PL/SQL – Quick Guide nhận dự án làm có lương

PL/SQL – Quick Guide PL/SQL – Overview The PL/SQL programming language was developed by Oracle Corporation in the late 1980s as procedural extension language for SQL and the Oracle relational database. Following are certain notable facts about PL/SQL − PL/SQL is a completely portable, high-performance transaction-processing language. PL/SQL provides a built-in, interpreted and OS independent […]