Search notes:
Oracle: SYS.COLUMN_STAT$
column_stat$
contains column-level statistics for the kernel layer.
Such column statistics are primarily used by
Automatic Data Optimization
(ADO) to perform ILM functionality such as evicting/bringing a column from/into memory.
See also
Related views such as
dba_col_usage_statistics
are created in
catilm.sql
.
dbms_ilm.flush_col_stats
flushes all in-memory column statistics to
column_stat$
.
Index