更多“In the history of any language the writing system always came into being before the spoken form.”相关的问题
A、in the INTO clause of an INSERT statement B、in the FROM clause of a SELECT statement C、in the GROUP BY clause of a SELECT statement D、in the WHERE clause of a SELECT statement E、in the SET clause of an UPDATE statement F、in the VALUES clause of an INSERT statement
A、in the INTO clause of an INSERT statement B、in the FROM clause of a SELECT statement C、in the GROUP BY clause of a SELECT statement D、in the WHERE clause of a SELECT statement E、in the SET clause of an UPDATE statement F、in the VALUES clause of an INSERT statement
A、A. It executes successfully, and the transition point is set to '1-apr-2006'. B、B. It executes successfully, and the transition point is set to '15-apr-2006'. C、C. It produces an error because the partitions specified for merging are not adjacent. D、D. It produces an error because the date values specified in the merge do not match the date values stored in the table.
A、A. Run c -l 0?from the command line.Run ?c -l 0?from the command line. B、B. Invoke SMIT for the shell environment. C、C. Run the SC + H?combination at the command prompt.Run the ?SC + H?combination at the command prompt. D、D. Use a rep?command with its UID against the /var/log/history_cmds file.Use a ?rep?command with its UID against the /var/log/history_cmds file.
A、in an area of high density the water's surface is lower than in an area of low density B、surface water flows from an area of high density to one of low density C、the lesser the density gradient the freer the water is to move D、it is the density differences that cause the currents to stay in the troughs
A、a shortage of refrigerant in the system B、air in the system C、an accumulation of liquid refrigerant in the crankcase D、a shortage of oil in the crankcase
A、A.Compilation will succeed for all classes and interfaces. B、B.Compilation of class C will fail because of an error in line 2. C、C.Compilation of class C will fail because of an error in line 6. D、D.Compilation of class AImpl will fail because of an error in line 2
A、You cannot use IN operator in a condition that involves an outerjoin. B、You use (+) on both sides of the WHERE condition to perform an outerjoin. C、You use (*) on both sides of the WHERE condition to perform an outerjoin. D、You use an outerjoin to see only the rows that do not meet the join condition. E、In the WHERE condition, you use (+) following the name of the column in the table without matching rows, to perform an outerjoin. F、You cannot link a condition that is involved in an outerjoin to another condition by using the OR operator.
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