The ease and ubiquity of SQL have even led the creators of many “NoSQL” or non-relational data stores, such as Hadoop, to adopt subsets of SQL or come up with their own SQL-like query ...

Read this SQL tutorial to learn when to use SELECT, JOIN, subselects and UNION to access multiple tables with a single statement. It’s sometimes difficult to know which SQL syntax to use when ...

Analyze database contents using basic, intermediate and advanced SQL statement syntax and usage. Demonstrate capability to query data from multiple tables using SQL JOINS. Create and modify database ...

SQL Server 2000I need to change the collation for a database from case senstitive to case insensitive. ALTER DATABASE COLLATE SQL_Latin1_General_CI_AS When ...

The simple answer is that many applications still call for the kinds of constraints, consistency, and safeguards that SQL databases provide. In those cases, some “advantages” of NoSQL may turn ...