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OCA: Oracle 10g™ Administration I: Study Guide by Matthew Weishan, Joseph C. Johnson, Bob Bryla, Chip Dawes

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C
cardinality

The number of distinct values in a column or a table.

Cartesian product

The query result produced when a join condition is omitted from a query that references two or more tables in the FROM clause.

change vectors

A description of a change made to a single block in the database.

checkpoint

An event during which the dirty data block buffers are flushed to disk and database files are updated to reflect this action. The database is put into a consistent state.

checkpoint (CKPT) process

The Oracle background process that updates the control file and the datafile headers to reflect the last successful transaction by recording the last System Change Number (SCN).

CKPT

See checkpoint (CKPT) process.

column

The vertical space ...

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