Third, SQL is still the best-thought-out and most capable query language. Fourth, GraphQL and object-relational mapping (ORM) technologies made developer challenges with relational databases ...

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 ...

SELECT statement. SQL Server 2000 introduces SQL collations, a large collection of named collation types that specify different combinations of character sets and sort orders.

Any query serves as a table to be queried by any other query, which is why queries may be nested almost infinitely within queries. Anyone who has seen a ten- or twenty-page SQL SELECT statement can ...

Do you want to find out how to avoid duplicates in the results of a SQL SELECT query? This article will show you how. To avoid duplicate results: Simply use the DISTINCT clause and between the SELECT ...

If you omit the CONNECT statement, an implicit connection is performed (by using default values for all database connection arguments) when the first EXECUTE statement is passed to the DBMS. See your ...

SQL lets you use one command to quickly create a new table containing a subset of records from a larger table while working in Access. Sound complicated? It's not, as Mary Ann Richardson shows us.