【单选题】You work as a database administrator for Certkiller .com. Because of space constraints, you decided to manually shrink the table. You executed the ALTER TABLE ....SHRINK SPACE statement to shrink the ...
A.
The table is partitioned
B.
The table name is wrong.
C.
It is an index-Organized table (IOT)
D.
The table is stored in locally managedtablespace.
E.
The table is stored in atablespacewhere segment space is managed manually.
【判断题】粗基准选择时,如果必须保证零件上加工表面与不加工表面之间的位置要求,则应选择不需要加工的表面作为粗基准。
【简答题】(中) 的理想气体开始时处在压强 、温度 的平衡态,经过一个等温过程,压强变为 ,该气体在此等温过程中吸收的热量为 ____。
【多选题】电子商务的出现为传统物流带来了巨大的变革,具体表现在()
【单选题】You execute the following command in your Certkiller .com production database to change the width of the CUST_NAME column of the CUSTOMERS table: ALTER TABLE customers MODIFY (cust_nameVARCHAR2 (40))...
A.
The database instance is not available.
B.
The ALTER TABLE command does not have WAIT option
C.
The table or a row in the table is currently locked by another user session.
D.
The database instance is busy processing other user sessions commands.
E.
The CUSTOMERS table has no long running query active at the time when this request is made.
F.
The server process executing the ALTER TABLE command is busy with another command execution
【单选题】You execute the following command in your Supportcenter.cn production database to change the width of the CUST_NAME column of the CUSTOMERS table: ALTER TABLE customers MODIFY (cust_nameVARCHAR2 (4...
A.
The database instance is not available.
B.
The ALTER TABLE command does not have WAIT option
C.
The table or a row in the table is currently locked by another user session.
D.
The database instance is busy processing other user sessions commands.
E.
The CUSTOMERS table has no long running query active at the time when this request is made.
F.
The server process executing the ALTER TABLE command is busy with another command execution
【判断题】粗基准选择时应考虑位置精度的保证,因此往往考虑与重要表面有相互位置关系的表面作为粗基准。
【单选题】对严重违犯党纪的党组织的纪律处理措施是改组或解散。
【简答题】Error_codeHash_table::retrieve( const Key &target,Record &found) const { int probe_count, // counter to besure that table is not full increment, // increment used for quadratic probing probe; // ...