我国刑罚中,主刑包括()。 罚金。 罚款。 拘役。 管制。
You want to capture column group usage and gather extended statistics for better cardinality estimates for the CUSTOMERS table in the SH schema. Examine the following steps: 1. Issue the SELECT DBMS_STATS.CREATE_EXTENDED_STATS (‘SH’, ‘CUSTOMERS’) FROM dual statement. 2. Execute the DBMS_STATS.SEED_COL_USAGE (null, ‘SH’, 500) procedure. 3. Execute the required queries on the CUSTOMERS table. 4. Issue the SELECT DBMS_STATS.REPORT_COL_USAGE (‘SH’, ‘CUSTOMERS’) FROM dual statement. Identify the correct sequence of steps.() 3,2,1,4。 2,3,4,1。 4,1,3,2。 3,2,4,1。
In a typical production environment, which server(s) hosts the application ?() Node Server。 Administration Server。 Managed Server。 Configuration Server。
The loss of which two types of files may require a recovery with the RESETLOGS option?() control files。 password file。 archived log files。 system-critical data files for which all the redo entries are present。 non-system-critical data files for which all the redo entries are present。
脱甲烷塔正常工作下的操作压力和温度为() 1.0MPa,-19~-107度。 1.31MPa,67~129度。 0.945MPa,-19~-107度。
Which tasks can be accomplished using the DBMS_LOB. SETOPTIONS procedure?()