create or replace type emp_m_type as object( dname varchar2(20), ddate date,addr varchar2(100), member procdure proc_change_addr(newaddr dname), member function func_get_dname return varchar2 ); / 2》建立对象类型体 create or replace type body emp_m_type is member procdure proc_chang...
创建对象类型 CREATETYPEobject_typeASOBJECT( column_name type,[column_name type,][MEMBER FUNCTION fun_name RETURN type][MEMBER PROCEDURE proc_name]); 其中MEMBER FUNCTION 声明了对象内部函数,MEMBER PROCEDURE 声明了内部过程,添加对象体(body) CREATETYPE BODY object_typeASMEMBERFUNCTIONfun_nameRETURNtypeIS...
oracle中的object_type有哪些 执行sql: select object_type from dba_objects group by object_type ; 1. 结果如下: EDITION INDEX PARTITION TABLE SUBPARTITION CONSUMER GROUP SEQUENCE TABLE PARTITION SCHEDULE QUEUE RULE JAVA DATA PROCEDURE OPERATOR LOB PARTITION DESTINATION WINDOW SCHEDULER GROUP DATABASE LINK...
1. WHERE OBJECT_TYPE ='LOB' 1. AND OWNER ='SYSTEM' 1. AND OBJECT_NAME='SYS_LOB0000585336C00003$$'; 1. 如果你想知道这些LOB对象涉及那些对象,可以使用下面SQL查看详细信息: 1. SELECT O.OWNER,O.OBJECT_ID, O.OBJECT_NAME, O.OBJECT_TYPE, 1. L.TABLE_NAME, L.COLUMN_NAME 1. FROM DBA_O...
方法一: Select object_name From user_objects Where object_type='TRIGGER'; --所有触发器 Select object_name From user_objects Where object_type='PROCEDURE'; --所有存储过程 Select object_name From user_objects Where object_type='VIEW'; --所有视图 ...
oracle中对象类型搜集（objecttype）/* 对象类型属于⽤户⾃定义的⼀种复合类型，它封装了数据结构和拥有操作这些数据结构的函数。对象类型；对象类型体和对象类型规范组成 对象类型属性不能使⽤以下类型定义。如；long,rowid,%type,%rowtype,ref cursor,record, pls_integer等 涉及到成员⽅法。构造⽅法，...
Oracle 20c 通过引入新的 TRANSFORM 参数子句 INDEX_COMPRESSION_CLAUSE 来支持索引压缩。此子句使您可以控制在导入期间是否执行索引压缩。 数据泵 impdp 命令行模式下TRANSFORM参数介绍。 语法和说明 代码语言:javascript 复制 TRANSFORM=transform_name:value[:object_type] ...
Oracle object types provide support for composite data structures in the database. For example, you can define a typePersonthat has attributes such as name (typeCHAR), phone number (typeCHAR), and employee number (typeNUMBER). Oracle provides tight integration between itsOracle object features an...
在ORACLE数据库中,DBA_OBJECTS视图中OBJECT_TYPE为LOB的对象是什么东西呢?其实OBJECT_TYPE为LOB就是大对象(LOB),它指那些用来存储大量数据的数据库字段。 在ORACLE数据库中,DBA_OBJECTS视图中OBJECT_TYPE为LOB的对象是什么东西呢?其实OBJECT_TYPE为LOB就是大对象(LOB),它指那些用来存储大量数据的数据库字段。
If you use the SQLData interface in a custom object class, then you must create type map entries that specify the custom object class to use in mapping the SQL object type to Java. You can either use the default type map of the connection object, or a type map that you specify when ...