多选题Which statements are true regarding system-partitioned tables?()AOnly a single partitioning key column can be specified.BAll DML statements must use partition-extended syntax.CThe same physical attributes must be specified for each partition.DUnique lo

题目
多选题
Which statements are true regarding system-partitioned tables?()
A

Only a single partitioning key column can be specified.

B

All DML statements must use partition-extended syntax.

C

The same physical attributes must be specified for each partition.

D

Unique local indexes cannot be created on a system-partitioned table.

E

Traditional partition pruning and partitionwise joins are not supported on these tables.


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更多“多选题Which statements are true regarding system-partitioned tables?()AOnly a single partitioning key column can be specified.BAll DML statements must use partition-extended syntax.CThe same physical attributes must be specified for each partition.DUnique lo”相关问题
  • 第1题:

    Which statement is true regarding the INTERSECT operator?()

    • A、It ignores NULL values 
    • B、Reversing the order of the intersected tables alters the result 
    • C、The names of columns in all SELECT statements must be identical 
    • D、The number of columns and data types must be identical for all SELECT statements in the query 

    正确答案:D

  • 第2题:

    Which of the following statements is true regarding implementing Live Partition Mobility on two existing POWER6 based systems?()

    • A、The systems must use internal storage for boot purposes. 
    • B、All virtualized ethernet adapters must be numbered below 10. 
    • C、The mobile partition's network and disk access must be virtualized. 
    • D、Each system must be controlled by a different Hardware Management Console (HMC). 

    正确答案:C

  • 第3题:

    Which statements are true regarding the Query Result Cache?() 

    • A、 It can be set at the system, session, or table level.
    • B、 It is used only across statements in the same session.
    • C、 It can store the results from normal as well as flashback queries.
    • D、 It can store the results of queries based on normal,temporary,and dictionary tables.

    正确答案:A,C

  • 第4题:

    Which two statements are true regarding the ORDER BY clause? ()

    • A、It is executed first in the query execution 
    • B、It must be the last clause in the SELECT statement 
    • C、It cannot be used in a SELECT statement containing a HAVING clause
    • D、You cannot specify a column name followed by an expression in this clause 
    • E、You can specify a combination of numeric positions and column names in this clause

    正确答案:B,E

  • 第5题:

    Which two statements about creating constraints are true? ()

    • A、Constraint names must start with SYS_C
    • B、All constraints must be defines at the column level
    • C、Constraints can be created after the table is created
    • D、Constraints can be created at the same time the table is created
    • E、Information about constraints is found in the VIEW_CONSTRAINTS dictionary view

    正确答案:C,D

  • 第6题:

    多选题
    Which statements are valid for a local SPAN configuration? ()
    A

    Source and destination interface must be on the same host

    B

    Source and destination interfaces can be on different hosts

    C

    Destination vEthernet interface can be on a different VLAN than the source

    D

    Destination interface can be a physical port

    E

    Destination interface cannot be a physical port


    正确答案: D,B
    解析: 暂无解析

  • 第7题:

    多选题
    Which three statements are true regarding the data types in Oracle Database 10g/11g?()
    A

    Only one LONG column can be used per table

    B

    A TIMESTAMP data type column stores only time values with fractional seconds

    C

    The BLOB data type column is used to store binary data in an operating system file

    D

    The minimum column width that can be specified for a VARCHAR2 data type column is one

    E

    The value for a CHAR data type column is blank-padded to the maximum defined column width


    正确答案: C,E
    解析: 暂无解析

  • 第8题:

    多选题
    An IPsec tunnel is established on an SRX Series Gateway on an interface whose IP address was obtained using DHCP.Which two statements are true? ()(Choose two.)
    A

    Only main mode can be used for IKE negotiation

    B

    A local-identity must be defined

    C

    It must be the initiator for IKE

    D

    A remote-identity must be defined


    正确答案: B,C
    解析: 暂无解析

  • 第9题:

    单选题
    Which statement is true regarding the INTERSECT operator?()
    A

    It ignores NULL values 

    B

    Reversing the order of the intersected tables alters the result 

    C

    The names of columns in all SELECT statements must be identical 

    D

    The number of columns and data types must be identical for all SELECT statements in the query 


    正确答案: D
    解析: 暂无解析

  • 第10题:

    多选题
    Which statements are true regarding the Query Result Cache?()
    A

    It can be set at the system, session, or table level.

    B

    It is used only across statements in the same session.

    C

    It can store the results from normal as well as flashback queries.

    D

    It can store the results of queries based on normal,temporary,and dictionary tables.


    正确答案: A,C
    解析: 暂无解析

  • 第11题:

    多选题
    Which three statements are true regarding subqueries?()
    A

    Subqueries can contain GROUP BY and ORDER BY clauses

    B

    Main query and subquery can get data from different tables

    C

    Main query and subquery must get data from the same tables

    D

    Subqueries can contain ORDER BY but not the GROUP BY clause

    E

    Only one column or expression can be compared between the main query and subquery

    F

    Multiple columns or expressions can be compared between the main query and subquery


    正确答案: B,D
    解析: 暂无解析

  • 第12题:

    多选题
    Which two statements are true regarding the ORDER BY clause? ()
    A

    It is executed first in the query execution

    B

    It must be the last clause in the SELECT statement

    C

    It cannot be used in a SELECT statement containing a HAVING clause

    D

    You cannot specify a column name followed by an expression in this clause

    E

    You can specify a combination of numeric positions and column names in this clause


    正确答案: E,C
    解析: 暂无解析

  • 第13题:

    Which three statements are true regarding subqueries?()

    • A、Subqueries can contain GROUP BY and ORDER BY clauses 
    • B、Main query and subquery can get data from different tables 
    • C、Main query and subquery must get data from the same tables 
    • D、Subqueries can contain ORDER BY but not the GROUP BY clause 
    • E、Only one column or expression can be compared between the main query and subquery
    • F、 Multiple columns or expressions can be compared between the main query and subquery

    正确答案:A,B,E

  • 第14题:

    Which three statements are true regarding the use of the Database Migration Assistant for Unicode(DMU)?()

    • A、A DBA can check specific tables with the DMU
    • B、The database to be migrated must be opened read-only.
    • C、The release of the database to be converted can be any release since 9.2.0.8.
    • D、The DMU can report columns that are too long in the converted characterset.
    • E、The DMU can report columns that are not represented in the converted characterset.

    正确答案:A,D,E

  • 第15题:

    Which three statements describe the functionality of the DO_KEY built-in?()

    • A、It accepts both a built-in and a key name as argument. 
    • B、If no key trigger is defined, the specified built-in executes. 
    • C、Its parameter must be specified in upper case, enclosed in single quotation marks. 
    • D、It performs the same task as if you pressed the function key associated with the specified argument. 
    • E、It executes the key trigger that corresponds to the built-in specified as its parameter. 

    正确答案:B,D,E

  • 第16题:

    Which statements are true regarding system-partitioned tables?()  

    • A、 Only a single partitioning key column can be specified.
    • B、 All DML statements must use partition-extended syntax.
    • C、 The same physical attributes must be specified for each partition.
    • D、 Unique local indexes cannot be created on a system-partitioned table.
    • E、 Traditional partition pruning and partitionwise joins are not supported on these tables.

    正确答案:D,E

  • 第17题:

    Which two statements about creating constraints are true?()

    • A、Constraint names must start with SYS_C
    • B、All constraints must be defines at the column level.
    • C、Constraints can be created after the table is created.
    • D、Constraints can be created at the same time the table is created.
    • E、Information about constraints is found in the VIEW_CONSTRAINTS dictionary view.

    正确答案:C,D

  • 第18题:

    多选题
    Which three statements describe the functionality of the DO_KEY built-in?()
    A

    It accepts both a built-in and a key name as argument.

    B

    If no key trigger is defined, the specified built-in executes.

    C

    Its parameter must be specified in upper case, enclosed in single quotation marks.

    D

    It performs the same task as if you pressed the function key associated with the specified argument.

    E

    It executes the key trigger that corresponds to the built-in specified as its parameter.


    正确答案: B,D,E
    解析: 暂无解析

  • 第19题:

    单选题
    Which of the following statements is true regarding the VERSIONS BETWEEN clause?()
    A

     The VERSIONS BETWEEN clause may be used in DML statements.

    B

     The VERSIONS BETWEEN clause may be used in DDL statements.

    C

     The VERSIONS BETWEEN clause may not be used to query past DDL changes to tables.

    D

     The VERSIONS BETWEEN clause may not be used to query past DML statements to tables.


    正确答案: D
    解析: 暂无解析

  • 第20题:

    多选题
    Which two statements about creating constraints are true?()
    A

    Constraint names must start with SYS_C

    B

    All constraints must be defines at the column level

    C

    Constraints can be created after the table is created

    D

    Constraints can be created at the same time the table is created

    E

    Information about constraints is found in the VIEW_CONSTRAINTS dictionary view


    正确答案: C,D
    解析: 暂无解析

  • 第21题:

    多选题
    Which two statements about creating constraints are true?()
    A

    Constraint names must start with SYS_C

    B

    All constraints must be defines at the column level.

    C

    Constraints can be created after the table is created.

    D

    Constraints can be created at the same time the table is created.

    E

    Information about constraints is found in the VIEW_CONSTRAINTS dictionary view.


    正确答案: A,E
    解析: 暂无解析

  • 第22题:

    多选题
    Which two statements are true regarding single row functions?()
    A

    They accept only a single argument

    B

    They can be nested only to two levels

    C

    Arguments can only be column values or constants

    D

    They always return a single result row for every row of a queried table

    E

    They can return a data type value different from the one that is referenced


    正确答案: E,B
    解析: 暂无解析

  • 第23题:

    多选题
    Which statements are true regarding system-partitioned tables?()
    A

    Only a single partitioning key column can be specified.

    B

    All DML statements must use partition-extended syntax.

    C

    The same physical attributes must be specified for each partition.

    D

    Unique local indexes cannot be created on a system-partitioned table.

    E

    Traditional partition pruning and partitionwise joins are not supported on these tables.


    正确答案: B,D
    解析: 暂无解析

  • 第24题:

    多选题
    Which three statements are true regarding the use of the Database Migration Assistant for Unicode(DMU)?()
    A

    A DBA can check specific tables with the DMU

    B

    The database to be migrated must be opened read-only.

    C

    The release of the database to be converted can be any release since 9.2.0.8.

    D

    The DMU can report columns that are too long in the converted characterset.

    E

    The DMU can report columns that are not represented in the converted characterset.


    正确答案: B,C
    解析: 暂无解析