多項(xiàng)選擇題

User Scott has updated the salary of one of the employees in the EMPLOYEES table and has not committed the transaction. What are the two types of locks that this scenario would lead to？（）

A.null lock on the row being updated
B.null lock on the table containing the row
C.ROW SHARE lock for the row being updated
D.ROW EXCLUSIVE lock for the row being updated
E.shared row-exclusive lock for the row being updated
F.a shareable table lock for the table containing the row
G.exclusive table-level lock for the table containing the row

你可能感興趣的試題

多項(xiàng)選擇題

When you try to start the Database Control by using the emctl start dbconsole command the following error is displayed： TZ set to America/New_york OC4J Configuration issue.
/u01/app/oracle/product/10.1.0/db_1/oc4j/j2ee/OC4J_DBConsole_orcl.us.oracle.com not found.
Which two environment variables do you need to set appropriately to avoid such errors，and start the Database Control successfully？（）

A.NLS_LANG
B.ORACLE_SID
C.ORACLE_HOME
D.ORACLE_BASE
E.LD_LIBRARY_PATH

單項(xiàng)選擇題

You need to rename a data file of a tablespace. How would you perform this？（）

A.A
B.B
C.C
D.D

99色精品-9色在线-99色在线-99色视频 国产欧美日产一区二区三区_亚洲精品亚洲人成在线观看_四虎在线精品永久观看_免费一级a一片久久精

User Scott has updated the salary of one of the employees in the EMPLOYEES table and has not committed the transaction. What are the two types of locks that this scenario would lead to？（）

你可能感興趣的試題

You need to rename a data file of a tablespace. How would you perform this？（）

99色精品-9色在线-99色在线-99色视频国产欧美日产一区二区三区_亚洲精品亚洲人成在线观看_四虎在线精品永久观看_免费一级a一片久久精

User Scott has updated the salary of one of the employees in the EMPLOYEES table and has not committed the transaction. What are the two types of locks that this scenario would lead to？（）

You need to rename a data file of a tablespace. How would you perform this？（）