DESC sys.x$ps_schema_table_statistics_io;
Field	Type	Null	Key	Default	Extra
table_schema	varchar(64)	YES		NULL
table_name	varchar(64)	YES		NULL
count_read	decimal(42,0)	YES		NULL
sum_number_of_bytes_read	decimal(41,0)	YES		NULL
sum_timer_read	decimal(42,0)	YES		NULL
count_write	decimal(42,0)	YES		NULL
sum_number_of_bytes_write	decimal(41,0)	YES		NULL
sum_timer_write	decimal(42,0)	YES		NULL
count_misc	decimal(42,0)	YES		NULL
sum_timer_misc	decimal(42,0)	YES		NULL
DESC sys.x$ps_schema_table_statistics_io;
Field	Type	Null	Key	Default	Extra
table_schema	varchar(64)	YES		NULL
table_name	varchar(64)	YES		NULL
count_read	decimal(42,0)	YES		NULL
sum_number_of_bytes_read	decimal(41,0)	YES		NULL
sum_timer_read	decimal(42,0)	YES		NULL
count_write	decimal(42,0)	YES		NULL
sum_number_of_bytes_write	decimal(41,0)	YES		NULL
sum_timer_write	decimal(42,0)	YES		NULL
count_misc	decimal(42,0)	YES		NULL
sum_timer_misc	decimal(42,0)	YES		NULL
DESC sys.x$ps_schema_table_statistics_io;
Field	Type	Null	Key	Default	Extra
table_schema	varchar(64)	YES		NULL
table_name	varchar(64)	YES		NULL
count_read	decimal(42,0)	YES		NULL
sum_number_of_bytes_read	decimal(41,0)	YES		NULL
sum_timer_read	decimal(42,0)	YES		NULL
count_write	decimal(42,0)	YES		NULL
sum_number_of_bytes_write	decimal(41,0)	YES		NULL
sum_timer_write	decimal(42,0)	YES		NULL
count_misc	decimal(42,0)	YES		NULL
sum_timer_misc	decimal(42,0)	YES		NULL
SELECT * FROM sys.x$ps_schema_table_statistics_io;
DESC sys.x$ps_schema_table_statistics_io;
Field	Type	Null	Key	Default	Extra
table_schema	varchar(64)	YES		NULL
table_name	varchar(64)	YES		NULL
count_read	decimal(42,0)	YES		NULL
sum_number_of_bytes_read	decimal(41,0)	YES		NULL
sum_timer_read	decimal(42,0)	YES		NULL
count_write	decimal(42,0)	YES		NULL
sum_number_of_bytes_write	decimal(41,0)	YES		NULL
sum_timer_write	decimal(42,0)	YES		NULL
count_misc	decimal(42,0)	YES		NULL
sum_timer_misc	decimal(42,0)	YES		NULL
SELECT * FROM sys.x$ps_schema_table_statistics_io;
