Just Java™ 2

Basic SQL Primer

At first, every database vendor had its own special database query language. Users eventually got fed up enough to create an industry standard around IBM's SQL. There was the SQL'89 standard, followed by the SQL'92 standard, both created under the umbrella of ANSI (American National Standards Institute). SQL version 3 was published in 1999, and is known as “SQL:1999” or SQL-3. SQL is also a FIPS standard, FIPS PUB 127-2. FIPS is a Federal Information Processing Standard issued with the full weight and authority of the U.S. Government, after approval by the Secretary of Commerce. In practice, SQL is fragmented with many slightly incompatible dialects from database vendors. We keep to the current ANSI standard and do not present ...