DESC sys.schema_index_statistics;
Field	Type	Null	Key	Default	Extra
table_schema	varchar(64)	YES		NULL	
table_name	varchar(64)	YES		NULL	
index_name	varchar(64)	YES		NULL	
rows_selected	bigint(20) unsigned	NO		NULL	
select_latency	varchar(12)	YES		NULL	
rows_inserted	bigint(20) unsigned	NO		NULL	
insert_latency	varchar(12)	YES		NULL	
rows_updated	bigint(20) unsigned	NO		NULL	
update_latency	varchar(12)	YES		NULL	
rows_deleted	bigint(20) unsigned	NO		NULL	
delete_latency	varchar(12)	YES		NULL	
SELECT * FROM sys.schema_index_statistics;
DESC sys.x$schema_index_statistics;
Field	Type	Null	Key	Default	Extra
table_schema	varchar(64)	YES		NULL	
table_name	varchar(64)	YES		NULL	
index_name	varchar(64)	YES		NULL	
rows_selected	bigint(20) unsigned	NO		NULL	
select_latency	bigint(20) unsigned	NO		NULL	
rows_inserted	bigint(20) unsigned	NO		NULL	
insert_latency	bigint(20) unsigned	NO		NULL	
rows_updated	bigint(20) unsigned	NO		NULL	
update_latency	bigint(20) unsigned	NO		NULL	
rows_deleted	bigint(20) unsigned	NO		NULL	
delete_latency	bigint(20) unsigned	NO		NULL	
SELECT * FROM sys.x$schema_index_statistics;