Learn how to use Oracle SQL Developer and MySQL Workbench to create, edit, query, and manage data and schemas in relational databases. These tools offer many features that can help you ace your ...

1Learn SQL SQL (Structured Query Language) is the standard language for manipulating data in relational databases like Oracle. You need to master the basics of SQL, such as creating tables ...

This capability greatly simplifies the process of moving data, tables and stored programs from non-Oracle to Oracle Databases to help ensure a smooth migration." Oracle has long offered a standalone, ...

Using default values on database columns helps to insulate database design issues from application code. Find out how to change a column's default value at a later date using a single command.