Which type of table should you use if you want to define specific time periods when data is valid、

试卷相关题目

• 1Which statement is valid about the Row and Column Access Control (RCAC) feature、

  A.A row mask's access control rule is defined by an SQL CASE expression; a column permission's access control rule is defined by an SQLsearch condition.

  B.A row permission's access control rule is defined by an SQL CASE expression; a column mask's access control rule is defined by an SQLsearch condition.

  C.A row mask's access control rule is defined by an SQL search condition; a column permission's access control rule is defined by an SQL CASEexpression.

  D.A row permission's access control rule is defined by an SQL search condition; a column mask's access control rule is defined by an SQL CASEexpression.

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• 2Which of the following privileges allow a user to update the comment on a sequence、

  A.ALTER

  B.USAGE

  C.UPDATE

  D.COMMENT

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• 3Which SQL statement will give a user named USER1 the ability to run an embedded SQL application named BENEFITS that calls a package named CORPDAT

  A.PKGA、A. GRANT EXECUTE ON APPLICATION benefits TO user1

  B.GRANT EXECUTE ON PACKAGE corpdata.pkga TO user1

  C.GRANT EXECUTE ON APPLICATION PACKAGE corpdata.pkga TO user1

  D.GRANT EXECUTE ON APPLICATION benefits USING PACKAGE corpdata.pkga TO user1

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• 4After creating several new indexes and executing RUNSTATS, user USER1 wants to re-create apackage that is stored in the database so it will take advantage of the new indexes. Whichauthority/privilege must user USER1 be granted in order to re-create the package、

  A.BIND

  B.REBIND

  C.BINDADD

  D.BIND_REBIND

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• 5What privilege is required to create a view on a table that you are not the owner of、

  A.INSERT

  B.SELECT

  C.CREATE

  D.TRIGGER

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• 6Which SQL statement will create a DB2 object that can be used to store numerical data as Canadian currency、

  A.CREATE DISTINCT ALIAS canadian_dollar AS DECIMAL (9,3) WITH COMPARISONS

  B.CREATE DISTINCT TYPE canadian_dollar AS DECIMAL (9,3) WITH COMPARISONS

  C.CREATE DISTINCT PROCEDURE canadian_dollar AS DECIMAL (9,3) WITH COMPARISONS

  D.CREATE DISTINCT FUNCTION canadian_dollar AS DECIMAL (9,3) WITH COMPARISONS

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• 7Which object can be enabled for compression、

  A.View

  B.Buffer pool

  C.Storage group

  D.Temporary table

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• 8What is the minimum product required for DB2 connectivity across all platforms、

  A.DB2 Personal Edition

  B.DB2 Development Edition

  C.DB2 Connect Personal Edition

  D.DB2 Development Unlimited Edition

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• 9Given the SQL statement: CREATE ALIAS total_sales FOR sales Which statement is valid、

  A.SALES can be the name of a schema.

  B.SALES can be the name of a package.

  C.SALES can be the name of an existing alias.

  D.SALES can be the name of a declared global temporary tabl

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• 10Which DB2 object limits the user's ability to retrieve data from a table by defining a SQL statement in the object、

  A.View

  B.Index

  C.Trigger

  D.Check constraint

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