To remove the tables use the demodrop.sql -- script. -- -- USAGE -- From within SQL*Plus, enter: -- START demobld.sql SET TERMOUT ON PROMPT Building demonstration tables. Please wait. SET TERMOUT OFF DROP TABLE EMP; DROP TABLE DEPT; DROP TABLE BONUS; DROP TABLE SALGRADE; DROP TABLE...
Create DEPT table which will be the parent table of the EMP table. createtabledept( deptnonumber(2,0), dname varchar2(14), loc varchar2(13),constraintpk_deptprimarykey(deptno) ) Table created. Statement2 Create the EMP table which has a foreign key reference to the DEPT table. The fore...
$ mkdir/tmp/tempbak $ rman target/RMAN>configure controlfile autobackup on;RMAN>backup database format'/tmp/tempbak/db_%d_full_%U'plus archivelog;SQL>settime on;--此时turncate表tb_emp14:17:05SQL>truncate table tb_emp;SQL>settime off;--在表空间tbs_tspitr2上创建另外的一张表tb_deptSQL>c...
sys@SYBO2SZ>create tablespace tbs datafile'/u02/database/SYBO2SZ/oradata/tbs_tmp.dbf'size 10m autoextend on;Tablespace created.-->为数据库添加对象 sys@SYBO2SZ>create table tb_emp tablespace tbsasselect*from scott.emp;Table created.sys@SYBO2SZ>selectcount(*)from tb_emp;COUNT(*)---14sys...
In this example I have created a form based on SCOTT's Emp table, below is the screen shot of this form and I am sharing also the form source code FMB file with Scott.Emp table script which can be downloaded with the following linkPrequery_Filter.Zip ...
从将前提条件中的文件解压缩到的目录中选择 proc_emp_cursor.sql 文件,然后单击 Open。 3 . 从连接列表中选择 hr_orcl。 4 . 单击Run Script 图标。 5 . 该过程成功编译。 6 . 选择View > Find DB Object。 7 . 在Find Database Object 窗口中,为 Connection 选择 hr_orcl,为 Name 输入 c_emp_cu...
alter table emp move; alter table dept move;//保证有无效的索引selectindex_name,statusfromuser_index; vi scheduler (1)、创建程序 表示调度应该做什么事情,program_type是存储过程(stored_procedure),需要指定存储过程的名称; program_type是PL/SQL块(PLSQL_BLOCK),需要输入完整的PL/SQL代码块; ...
Set the Key Mode property of block EMP_V to Non-Updatable, and set the Primary Key property of EMPNO to True. If your block is based on a table, the block Key Mode should be Unique. Code Triggers for Inserting, Updating, Deleting and Locking When basing a block on a view, you ...
多年来,Oracle 一直使用简单的数据库模式SCOTT及其两个突出的表EMP和DEPT,用于文档和培训中的各种示例。但不少小伙伴并不知道如何创建这些示例数据,其实Oracle官方上就有提供对应的方法,本文就带领大家完成示例库的创建。 1.1 关于示例架构 示例数据库模式为 Oracle 数据库的每个版本中的示例提供了一个通用平台。示例...
After adding a column to the EMP table, for example, you use Synchronize with Database to update the Employee entity object. This action generates a duplicate association with a slightly different name: EmpDeptFkAssoc -- the original EmpDeptFk1Assoc -- the new duplicate...