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文件名称:pppp123

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    2008-10-13
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java ejb开发 程序4、语句alter table people add(phone_number varchar2(10)) 的作用是 A 修改表结构 B 为people表添加约束,约束名称是phone_number C 向people表中添加一列,名称是phone_number,数据类型是varchar2,长度是10 D 上述答案均不正确 5、( )BLOB和CLOB的区别在于 A CLOB只能存放字符类型的数据,而BLOB没有任何限制 B BLOB只能存放字符类型的数据,而CLOB没有任何限制 C CLOB只能存放小于4000字节的数据,而BLOB可以存放大于4000字节的数据 D BLOB只能存放小于4000字节的数据,而CLOB可以存放大于4000字节的数据 6、存储过程从本质上来讲就是 A 匿名的PL/SQL程序块,它可以被赋予参数 B 命名的PL/SQL程序块,它可以被赋予参数 C 命名的PL/SQL程序块,不能被赋予参数 D 匿名的PL/SQL程序块,不能被赋予参数 7、( )下列关于日期数据类型,哪一个语句是正确的写法 A insert into test values( 9999-12-03 ) B insert into test values( 1999-03-02 ) C insert into test values(to_char(1999-06-03, yyyy/dd/mm )) D insert into test-four development process, the statement alter table people add (phone_number varchar2 (10)) is the role of Table A revised structure for the people Table B added constraint, constraint name of the people phone_number Table C to add a name is phone_number. yes varchar2 data type, length is the answer above 10 D falsities 5, () BLOB and CLOB the difference is only a CLOB type of characters stored data, and BLOB no restrictions placed only B BLOB data type characters, and CLOB no restrictions only C CLOB deposit of less than 4000 bytes of data, and BLOB can be stored more than 4,000 gigabytes of data storage D BLOB only less than 4000 bytes of data, and CLOB can be stored more than 4,000 gigabytes of data on six, and stored in essence, it was A anonymous PL / SQL block, it can be given the pa
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下载文件列表

ejb/hello/hello.jpx.local
ejb/hello/hello.jpx
ejb/hello/Servlet.library
ejb/hello/src/hello/HelloEJBBean.java
ejb/hello/src/hello/HelloEJBHome.java
ejb/hello/src/hello/HelloEJB.java
ejb/hello/src/hello/HelloEJBTestClient1.java
ejb/hello/src/hello
ejb/hello/src
ejb/hello/bak/hello/Enterprise1.java~1~
ejb/hello/bak/hello/Enterprise1Home.java~1~
ejb/hello/bak/hello/Enterprise1Bean.java~1~
ejb/hello/bak/hello/Enterprise1Bean.java~2~
ejb/hello/bak/hello/Enterprise1Home.java~2~
ejb/hello/bak/hello/Enterprise1.java~2~
ejb/hello/bak/hello/103b9cbf206Enterprise1Bean.java~1~
ejb/hello/bak/hello/103b9cbf206Enterprise1Bean.java~2~
ejb/hello/bak/hello/103b9cbf206Enterprise1Home.java~1~
ejb/hello/bak/hello/103b9cbf206Enterprise1Home.java~2~
ejb/hello/bak/hello/103b9cbf206Enterprise1.java~1~
ejb/hello/bak/hello/103b9cbf206Enterprise1.java~2~
ejb/hello/bak/hello/HelloEJBHome.java~1~
ejb/hello/bak/hello/HelloEJBBean.java~1~
ejb/hello/bak/hello/HelloEJB.java~1~
ejb/hello/bak/hello/HelloEJBBean.java~2~
ejb/hello/bak/hello/HelloEJBBean.java~3~
ejb/hello/bak/hello/HelloEJB.java~2~
ejb/hello/bak/hello/HelloEJBTestClient1.java~1~
ejb/hello/bak/hello/HelloEJBTestClient1.java~2~
ejb/hello/bak/hello/HelloEJBTestClient1.java~3~
ejb/hello/bak/hello/HelloEJBBean.java~4~
ejb/hello/bak/hello/HelloEJB.java~3~
ejb/hello/bak/hello/HelloEJBBean.java~5~
ejb/hello/bak/hello/HelloEJBTestClient1.java~4~
ejb/hello/bak/hello/HelloEJBTestClient1.java~5~
ejb/hello/bak/hello
ejb/hello/bak/HelloBean/META-INF/ejb-jar.xml~1~
ejb/hello/bak/HelloBean/META-INF/ejb-modeler-layout.xml~1~
ejb/hello/bak/HelloBean/META-INF/weblogic-ejb-jar.xml~1~
ejb/hello/bak/HelloBean/META-INF/weblogic-cmp-rdbms-jar.xml~1~
ejb/hello/bak/HelloBean/META-INF/ejb-jar.xml~2~
ejb/hello/bak/HelloBean/META-INF/ejb-modeler-layout.xml~2~
ejb/hello/bak/HelloBean/META-INF/weblogic-ejb-jar.xml~2~
ejb/hello/bak/HelloBean/META-INF/weblogic-cmp-rdbms-jar.xml~2~
ejb/hello/bak/HelloBean/META-INF
ejb/hello/bak/HelloBean
ejb/hello/bak
ejb/hello/HelloBean/META-INF/ejb-jar.xml
ejb/hello/HelloBean/META-INF/ejb-modeler-layout.xml
ejb/hello/HelloBean/META-INF/weblogic-ejb-jar.xml
ejb/hello/HelloBean/META-INF/weblogic-cmp-rdbms-jar.xml
ejb/hello/HelloBean/META-INF
ejb/hello/HelloBean/hello/HelloEJB.class
ejb/hello/HelloBean/hello/HelloEJBBean.class
ejb/hello/HelloBean/hello/HelloEJBHome.class
ejb/hello/HelloBean/hello
ejb/hello/HelloBean
ejb/hello/classes/hello/HelloEJB.class
ejb/hello/classes/hello/HelloEJBBean.class
ejb/hello/classes/hello/HelloEJBHome.class
ejb/hello/classes/hello/HelloEJBTestClient1.class
ejb/hello/classes/hello/HelloEJB_qmspk6_EOImpl.class
ejb/hello/classes/hello/HelloEJB_qmspk6_HomeImpl.class
ejb/hello/classes/hello/HelloEJB_qmspk6_Intf.class
ejb/hello/classes/hello/HelloEJB_qmspk6_Impl.class
ejb/hello/classes/hello
ejb/hello/classes/package cache/hello.dep2
ejb/hello/classes/package cache
ejb/hello/classes/Generated Source/hello/HelloEJB_qmspk6_HomeImpl.java
ejb/hello/classes/Generated Source/hello/HelloEJB_qmspk6_EOImpl.java
ejb/hello/classes/Generated Source/hello/HelloEJB_qmspk6_Impl.java
ejb/hello/classes/Generated Source/hello/HelloEJB_qmspk6_Intf.java
ejb/hello/classes/Generated Source/hello
ejb/hello/classes/Generated Source
ejb/hello/classes
ejb/hello/HelloBean.jar
ejb/hello
ejb
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