how to create table in oracle database

one\--Create TABLE SpaceName of CREATE tablespace table spaceDataFile ' E:\oracle\app\userdata\java5space.dbf '--Table space physical file pathSize 5m--Initial sizeAutoextend on-Automatic growth--

Oracle uses scripts to create data table space and users -- Create Table space (enterprise database) ----- declare v_rowcount number (5); begin select count (*) into v_rowcount from dual where exists (select 1 from dba_tablespaces

Create two-table join query views in Oracle In project development, multi-table queries are sometimes used, and there are many methods, such as association, such as views. However, View queries are the fastest for queries, if your database has a lot of field information, yo

On the Linux platform, there are several steps to manually create a database: 1. Confirm the unique instance and database name; 2. Select the character set of the database; 3. Set the OS environment variables; 4. Create the initialization parameter file; 5. Start the instanc

ORACLE Database Table creation, auto-incrementing primary key, foreign key syntax explanation, oracle primary key1. Create a table structure: Drop table base_list;

Tags: note Flashback table recovery span record RAC CTI SeleA table that was mistakenly deleted by the Oracle database and the recovery of records in the table One, the table restores the mistake to delete the

public, or to a role, and if a privilege is granted to a special user "public" (the user public is predefined by Oracle and each user has the permissions that the user has), it means that the permission is granted to all users of that database.For administrative permissions, a role is a tool, and permissions can be granted to a role, and a role can be granted to another role or user. The user can inherit permissions through the role, except for the r

Original: http://www.cnblogs.com/netsql/articles/1745978.htmlNote the point:1. If it is opened in a tool such as PL/SQL, directly modify the following code [ Italic bold section] to execute2. Ensure that the path exists, such as "D:\oracle\oradata\Oracle9i\", which is the path where you want to save the file /* divided into four steps *//* Step 1th: Create a temporary tablespace */

Use DBCA (database configuration assistant) in linux to create an oracle database and dbcaoracle Prerequisites: switch to the graphic interface Go to the bin directory of Oracle and run dbca as the oracle user. The effect is the

In the process of using a database, the most contact is the table in the database. The table is where the data is stored. Is the most important part of the database, the management table also manages the

Three requirements for how to reasonably create an Oracle database index: Creating an index in an Oracle database is relatively simple. However, it is difficult to create an index reasonably. I believe that three appropriate index

One, DOS common commandsRight → Mark → Select what you want to copy → Right click to complete assignment↑ means looking for the previous codeData View LogTime View timesCLS Clear ScreenExit exitsRegedit registration FormTaskmgr Task ManagerCompmgmt.msc Computer ManagementMSPaint drawing boardStart running Command Collection--------------------------------Write----------WordPadNotepad--------Open NotepadSHRPUBW--------Create a shared folderCalc--------

In Oracle databases, creating indexes is relatively simple. However, it is difficult to create an index reasonably. In Oracle databases, creating indexes is relatively simple. However, it is difficult to create an index reasonably. I believe that three appropriate indexes should be created, that is, the appropriate nu