2.Type声明是类型emp_table_type类型的名字 3.IS TABLE OF指定是一个集合的表的数组类型,简单的来说就是一个可以存储一列多行的数据类型,my_emp指出在哪个表上(存在的表)%ROWTYPE指在表上的行的数据类型. 4.INDEX BY BINARY_INTEGER指索引组织类型 5.v_emp_table定义一个变量来存储集合数据类型 6.BULK
TYPE orders_type IS TABLE OF all_orders%ROWTYPE; 4.2:用法 1. TYPE tabletypeISTABLEOFtypeINDEXBYBINARY_INTEGER; 定义:TYPE t_charTableISTABLEOFVARCHAR2(10)INDEXBYBINARY_INTEGER; 引用:tableName(index); 例子: 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 declare type t_tableis...
2. Type 声明是类型 emp_table_typ e 类型的名字 3. IS TABLE OF , 简单的来说就是一个可以存储一列多行的数据类型 ,my_emp 指出在哪个表上( 存在的表 )%ROWTYPE 指在表上的行的数据类型. 4. INDEX BY BINARY_INTEGER 指索引组织类型 5. v_emp_table 定义一个变量来存储集合数据类型 6. BULK CO...
1oracle变量表类型declaretype my_emp is table of scott.emp%rowtypeindex by binary_integer;new_emp my_emp;v_num number:=0;cursor cur_emp is select empno,ename,job,sal from scott.emp;--1.cursor 是个什么东东?beginfor v_emp in cur_emp loop --2.v_emp是个什么东东?怎么和正常for语句不一...
SQL>select index_name,table_name,partitioning_type,locality,ALIGNMENTfrom user_part_indexes where table_name=‘CUSTADDR’;index_name table_name partition locali alignment ix_custaddr_local_areacode custaddr list local prefixed ix_custaddr_local_id custaddr list local non_prefixed ...
Exclusive Table Lock (X) This lock is the most restrictive, prohibiting other transactions from performing any type of DML statement or placing any type of lock on the table. 此锁是最严格的,禁止其他事务执行任何类型的DML语句或将任何类型的锁放在表上。 因为ORACLE要处理不同的并发功能,一旦处理不了...
Attend JavaOne to help celebrate 30 years of Java! JavaOne registration… The arrival of Java Card Development Kit 24.1 The Java Card team is excited to announce the general availability of the Java Card Development Kit v24.1. This significant update improves the Oracle comprehensive stand-alone ...
Learn more about Oracle's comprehensive and fully integrated stack of cloud applications and platform services. Go to oracle.com Try Oracle AI in Free Trial Try free pricing tier for most AI services, and get US$300 in credits to try additional cloud services. ...
ORA-17094 Object type version mismatched 对象类型版本不匹配。 ORA-17095 Statement cache size has not been set 未设置语句缓存大小。 ORA-17096 Statement Caching cannot be enabled for this logical connection. 不能为此逻辑连接启用语句缓存。 ORA-17097 Invalid PL/SQL Index Table element type PL 索引表...
postgres=# declare type integer_varray is varray(3) of integer; var_int integer_varray:=integer_varray(); begin for i in 1..3 loop var_int.extend; var_int(i):=10+i; end loop;end;/ ANONYMOUS BLOCK EXECUTE 七、总结 按照惯例，兼容性总结如下：