This hour covers extensions to ANSI-standard SQL. Although most implementations conform to the standard, many vendors have provided extensions to standard SQL through various enhancements.
The highlights of this hour include:
Differences between implementations
Compliance with ANSI SQL
Interactive SQL statements
Numerous SQL implementations are released by various vendors. All the relational database vendors could not possibly be mentioned; a few of the leading implementations, however, are discussed. The implementations discussed here are Sybase, dBase, Microsoft SQL Server, and Oracle. Other popular vendors providing database products ...