单选题Derek has created a view in the sales.nsf db. Derek wants the sales value column in the view to be punctuated to display two decimal places . which one of the following should he do?（）A use the @function @decimal in the column formula in the view B select decimal on the numbers tab in the view properties box C select decimal on the numbers tab in the column properties boxD use the @function @decimal to format the value in the field on the form that will display in the view
单选题
Derek has created a view in the sales.nsf db. Derek wants the sales value column in the view to be punctuated to display two decimal places . which one of the following should he do?（）
A
use the @function @decimal in the column formula in the view
B
select decimal on the numbers tab in the view properties box
C
select decimal on the numbers tab in the column properties box
D
use the @function @decimal to format the value in the field on the form that will display in the view
参考解析
解析：
暂无解析
相关考题：
下面程序段的输出结果是______。 class Test{ public static void main(String args[ ]){ MyThread t=new MyThread( )； t.displayOutput("t has been created")； t.start( )； } } class MyThread extends Thread{ public void display Output(String s){ System.out,println(s)； } public void run( ){ displayOutput("t is running")； } }A．t has been created t is runningB．t has been createdC．t is runningD．编译错误
Hey, Derek, which do you think is harder to learn, marketing or designing?()A. It is the best design I have ever seen.B. Personally, I think designing is more difficult.C. I like it very much.
下面程序段的输出结果是（ ）。 class Test{ public s，tatic void main(String args[]){ MyThread t=new MyThread； displayOutput("t has been createD")； start； } } Class MyThread extends Thread{ public void displayOutput(String s){ System．out．println(s)； } public void run{ displayOutput("t is running．")； } }A. t has been created．B.t has been created． t is running．C.t is running．D.编译出错
下面程序段的输出结果是 class Test{ public static void main(String args[]){ MyThread t=new MyThread()； t．displayOutput("t has been created))； t．start()； } } class MyThread extends Thread{ public void displayOutput(String s){ System．out．println(s)； } public void run(){ displayOutput(t is running．")； } }A．t has been created．B．t has been created． t is running．C．t is running．D．编译出错
3下碳程序段的输出结果是( )。 class Test{ public static void main(Srting args[]){ MyThread t=new MyThread(); t.displayOutput("t has been created"); t.start(); } } class MyThread extends Thread{ public void displayOutput(String s){ SYStem.out.println(s); } public void run() { displayOutput("t is running."); } }A．t has been created.B．t has been created. t is running.C．t is running.D．编译出错
Derek has created a view in the products.nsf database. Derek wants the markup column in the view to display the selling price of the cost. He wants this value to display in currency. Which one of the following should derekl do? （）A、 use the @currenty in thr column formula in the view B、 Select currency on the numbers tab in the view properties box C、 Select currency on the numbers tab in the column properties box D、 Select currency on the numbers tab in the field properties box
You are granted the CREATE VIEW privilege. What does this allow you to do?（）A、Create a table view.B、Create a view in any schema.C、Create a view in your schema.D、Create a sequence view in any schema.E、Create a view that is accessible by everyone.F、Create a view only of it is based on tables that you created.
Which two statements about views are true? （）A、A view can be created as read only.B、A view can be created as a join on two or more tables.C、A view cannot have an ORDER BY clause in the SELECT statement.D、A view cannot be created with a GROUP BY clause in the SELECT statement.E、A view must have aliases defined for the column names in the SELECT statement.
Derek has created a view in the sales.nsf db. Derek wants the sales value column in the view to be punctuated to display two decimal places . which one of the following should he do?（）A、 use the @function @decimal in the column formula in the view B、 select decimal on the numbers tab in the view properties box C、 select decimal on the numbers tab in the column properties boxD、 use the @function @decimal to format the value in the field on the form that will display in the view
tommy has created a sales view in his sales.nsf database. Tommy wants negative numbers in the sales number column in the view parenthesis. which one of the following should tommy do?（）A、select the parenthesis when negative value in the view properties box B、select the parenthesis when negative value in the column properties box C、use the @function @negative to set this in the column formula in the view D、use a formula to format the value in the field on the form that will be displaying in the view
Which two statements are true regarding views?（）A、A subquery that defines a view cannot include the GROUP BY clause B、A view that is created with the subquery having the DISTINCT keyword can be updated C、A view that is created with the subquery having the pseudo column ROWNUM keyword cannot be updated D、A data manipulation language (DML) operation can be performed on a view that is created with the subquery having all the NOT NULL columns of a table
You need to perform certain data manipulation operations through a view called EMP_DEPT_VU, which you previously created. You want to look at the definition of the view (the SELECT statement on which the view was created.) How do you obtain the definition of the view?（）A、Use the DESCRIBE command on the EMP_DEPT_VU view.B、Use the DEFINE VIEW command on the EMP_DEPT_VU view.C、Use the DESCRIBE VIEW command on the EMP_DEPT_VU view.D、Query the USER_VIEWS data dictionary view to search for the EMP_DEPT_VU view.E、Query the USER_SOURCE data dictionary view to search for the EMP_DEPT_VU view.F、Query the USER_OBJECTS data dictionary view to search for the EMP_DEPT_VU view.
单选题Derek has created a view in the products.nsf database. Derek wants the markup column in the view to display the selling price of the cost. He wants this value to display in currency. Which one of the following should derekl do? （）A use the @currenty in thr column formula in the view B Select currency on the numbers tab in the view properties box C Select currency on the numbers tab in the column properties box D Select currency on the numbers tab in the field properties box
单选题Derek: Have you seen the film Olive Twist, Kathy? Kathy: yes, I went last night. ______ Derek: Saw it Monday. Good, isn’t it? Kathy: Mm, it made me want to read the novel again.AHow are things going? BHow about you?CHow nice!DHow disappointing!
单选题In order to find out how many database objects a user has created, which view would the DBA query in the Oracle data dictionary? （）ADBA_USERS BDBA_OBJECTS CDBA_TS_QUOTAS DDBA_TAB_PRIVS
多选题Which two statements are true regarding views?（）AA subquery that defines a view cannot include the GROUP BY clauseBA view that is created with the subquery having the DISTINCT keyword can be updatedCA view that is created with the subquery having the pseudo column ROWNUM keyword cannot be updatedDA data manipulation language (DML) operation can be performed on a view that is created with the subquery having all the NOT NULL columns of a table
单选题The ADMIN_EMP table has columns EMPNO， ENAME， DEPTNO， and SAL. It has a materialized view EMP_MV with a materialized log and an ENAME_IDX index on the ENAME column. You need to perform an online table redefinition on the ADMIN_EMP table to move it from the TBS1 tablespace to the TBS2 tablespace in the same schema. What action is required for the dependent objects when you perform online redefinition on the table？（）A The materialized view should have a complete refresh performed after the online table redefinition is completed.B The materialized view should have a fast refresh performed after the online table redefinition is completed.C The materialized view，materialized log，and the index should be dropped and re-created after the online table redefinition is complete.D The materialized view and materialized log should be dropped and all constraints disabled and re-created after the online table redefinition is complete.
多选题Which two statements about creating constraints are true?（）AConstraint names must start with SYS_CBAll constraints must be defines at the column levelCConstraints can be created after the table is createdDConstraints can be created at the same time the table is createdEInformation about constraints is found in the VIEW_CONSTRAINTS dictionary view
多选题Which two statements about views are true?（）AA view can be created as read only.BA view can be created as a join on two or more tables.CA view cannot have an ORDER BY clause in the SELECT statement.DA view cannot be created with a GROUP BY clause in the SELECT statement.EA view must have aliases defined for the column names in the SELECT statement.
单选题The HR user creates a view with this command： SQL CREATE VIEW emp_v AS SELECT * FROM scott.emp； Now HR wants to grant the SELECT privilege on the EMP_V view to the JIM user. Which statement is true in this scenario？（）AHR can grant the privilege to JIM but without GRANT OPTION.BHR can grant the privilege to JIM because HR is the owner of the view.CSCOTT has to grant the SELECT privilege on the EMP table to JIM before this operation.DHR needs the SELECT privilege on the EMP table with GRANT OPTION from SCOTT for this operation.
单选题You are granted the CREATE VIEW privilege. What does this allow you to do?（）ACreate a table view.BCreate a view in any schema.CCreate a view in your schema.DCreate a sequence view in any schema.ECreate a view that is accessible by everyone.FCreate a view only of it is based on tables that you created.
单选题A view is created with the following statement:CREATE VIEW v1 AS SELECT col1, col2, col3 FROM t1 WHERE col4 1000 ; When will DB2 access the data from table T1 for view V1?（）AWhen view V1 is createdBEach time the REFRESH VIEW v1 statement is executedCEach time an SQL statement is executed against view V1DOnly the first time an SQL statement is executed against view V1
多选题Which two statements about creating constraints are true?（）AConstraint names must start with SYS_CBAll constraints must be defines at the column level.CConstraints can be created after the table is created.DConstraints can be created at the same time the table is created.EInformation about constraints is found in the VIEW_CONSTRAINTS dictionary view.
单选题What does the FORCE option for creating a view do?（）Acreates a view with constraintsBcreates a view even if the underlying parent table has constraintsCcreates a view in another schema even if you don't have privilegesDcreates a view regardless of whether or not the base tables exist
单选题You need to perform certain data manipulation operations through a view called EMP_DEPT_VU, which you previously created. You want to look at the definition of the view (the SELECT statement on which the view was created.) How do you obtain the definition of the view?（）AUse the DESCRIBE command on the EMP_DEPT_VU view.BUse the DEFINE VIEW command on the EMP_DEPT_VU view.CUse the DESCRIBE VIEW command on the EMP_DEPT_VU view.DQuery the USER_VIEWS data dictionary view to search for the EMP_DEPT_VU view.EQuery the USER_SOURCE data dictionary view to search for the EMP_DEPT_VU view.FQuery the USER_OBJECTS data dictionary view to search for the EMP_DEPT_VU view.