The SYSCOLSTATS view contains the column statistics that are stored as histograms and used by the optimizer.
The tables and columns that make up this view are provided in the SQL statement below. To learn more about a particular table or column, use the links provided beneath the view definition.
ALTER VIEW "SYS"."SYSCOLSTATS" as select u.user_name,t.table_name,c.column_name, s.format_id,s.update_time,s.density,s.max_steps, s.actual_steps,s.step_values,s.frequencies from SYS.ISYSCOLSTAT as s join SYS.ISYSTABCOL as c on(s.table_id = c.table_id and s.column_id = c.column_id) join SYS.ISYSTAB as t on(t.table_id = c.table_id) join SYS.ISYSUSER as u on(u.user_id = t.creator) |
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