INDEX_HISTOGRAM

INDEX_HISTOGRAM contains information from the ANALYZE INDEX ... VALIDATE STRUCTURE statement.

Note: The ANALYZE INDEX ... VALIDATE STRUCTURE OFFLINE statement must be used to collect statistics.

Column	Datatype	NULL	Description
REPEAT_COUNT	NUMBER		Number of times that one or more index keys is repeated in the table
KEYS_WITH_REPEAT_COUNT	NUMBER		Number of index keys that are repeated that many times