In the data model you created this query: SELECT ID_no, description, price, quantity, manufacturer_ID FROM inventory Next you click and drag the manufacturer_ID column out of and above the default group. You needed to sort the child group by ID_number. How could you accomplish this task? （） Add an order by clause to the query. 。 In the data model double click the ID_number column and alter the break order. 。 In the layout model double click the ID_number filed and later the print direction. 。 Default the layout, choose a master/detail report style and select ID_number as the break order.。
软体动物门分为哪几类？
You lost the PRODSTD tablespace， which was read-only. The tablespace was read-only when the last backup was taken. How would you recover the tablespace？（） restore the tablespace from the backup， and then perform an incomplete recovery。 restore the tablespace from the backup， and then apply all the redo information。 restore all the data files in the database， and then perform an incomplete recovery。 restore the tablespace from the backu。
What two statements are true regarding the recommendations received from the SQL Access Advisor？（） It cannot generate recommendations that support multiple workload queries.。 It can recommend partitioning on tables provided that the workloads have some predicates and joins on the columns of the NUMBER or DATE type.。 It can recommend partitioning only on tables that have at least 10，000 rows.。 It can recommend only B-tree indexes and not bitmap or function-based indexes.。
气体在临界温度下，使其液化所需要的最小压力，称之为（）。 液化压力；。 临界压力；。 气化压力；。 凝华压力。
From SQL*Plus, you issue this SELECT statement:
SELECT*
FROM order;
You use this statement to retrieve data from a data table for （）.
