You create a locally managed tablesp

单选题
You create a locally managed tablespace ORDER_TBS with automatic segment management. You then create the table DAILY_ORDS_LST in the ORDERS_TBS tablespace using the
Command.
CREATE TABLE daily_ords_lst (ordno NUMBER, ord_date DATE) PCTFREE 20;
How does the PCTFREE storage parameter influence data storage for this table?

A、 It allows only 80% of space to be occupied in all data blocks of this table

B、 It minimizes row migration during existing row data updation

C、 It automatically coalesces free space of a data block when it reaches 20% of available space

D、 It minimizes row chaining during row insertion

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A、Transactions write their undo in a temporary tablespace.

B、Transactions fail.

C、Transactions write their undo in the SYSTEM undo segment.

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