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K
kernel
In SQL Server 2000, a subset of the storage engine that is referenced in some error messages. In Windows 2000, the kernel is the core of the operating system that performs basic operations.
key
A column (or group of columns) that uniquely identifies a row (PRIMARY_KEY), defines the relationship between two tables (FOREIGN_KEY), or can be used to build an index. See also key column.
key column
A column referenced by a primary, foreign, or index key. See also key.
key range lock
A lock used to lock ranges between records in a table to prevent phantom insertions or deletions into a set of records. A key range lock ensures serializable transactions.
keyset-driven cursor
A cursor that shows the effects of updates made to its member rows by other users while the cursor is open but does not show the effects of inserts or deletes.
keyword
A reserved word in SQL Server that performs a specific function, such as to define, manipulate, and access database objects.
