ALTER modifies information for a catalog, alternate index, cluster or path. BLDINDEX builds the alternate index, of course. DEFINE is used for ALTERNATEINDEX,...
A column name qualifier are used as a table designator to avoid ambiguity when the column names referenced exists in more than one table used in the SQL stateme...
Column-name qualifier are used as table designator to avoid ambiguity when the column names referenced exist in more than one table used in the SQL statement. C...
The number of distinct values for a column is called index cardinality. DB2's RUNSTATS utility analyzes column value redundancy to determine whether to use a...
A multiple index is not one index but two indexes for two different columns of a table. A composite index is one index made up of combined values from two col...