SQL Data Definition
SQL data definition allows you to define the structure of database including tables, rows, columns, indexes...using common SQL statements such as CREATE, ALTER and DROP.
SQL data definition allows you to define the structure of database including tables, rows, columns, indexes...using common SQL statements such as CREATE, ALTER and DROP.
SQL statements allows you to manage your own data such as retrieve, update and delete using common SQL statements such as SQL INSERT, UPDATE, DELETE and SELECT statements.
Advanced SQL tutorial gives you the most common toughest problems you have to face up to in database programming.
SQL functions include sql string functions, sql aggregate functions and sql mathematical functions with code examples for references.
Gives you SQL database schema and SQL sample data to go through all SQL tutorial from our website.
Stored procedure by definition is a segment of code which contains declarative or procedural SQL statements. A stored procedure is resided in the catalog of the database server so we can call it from a trigger, another stored procedure or even from a program.
Triggers are a kind of stored procedure which are invoked automatically by database server when predefined events occurred.
Database cursor was invented to work with a set of records which you want to traverse though.