单选题
发布日期:2020-04-10
run a procedure to check the tablespace space usage
define the warning threshold for the tablespace at 75% in Database Control
create a trigger to be executed when tablespace space usage reaches 75%
submit a job by using DBMS_JOB package to check the free space in the tablespace at regular intervals
define the warning threshold to be 75% for the tablespace by ALTER TABLESPACE .. ADD THRESHOLD command
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