所谓序列,在oracle中就是一个对象,这个对象用来提供一个有序的数据列,这个有序的数据列的值都不重复。 1.序列可以自动生成唯一值 2.是一个可以被共享的对象 3.典型的用来生成主键值的一个对象 4.可以替代应用程序代码 5.当sequence的值存放在缓存中时可以提高访问效率。 2、创建序列 CREATE SEQUENCE name [INC...
1.序列可以自动生成唯一值 2.是一个可以被共享的对象 3.典型的用来生成主键值的一个对象 4.可以替代应用程序代码 5.当sequence的值存放在缓存中时可以提高访问效率。 2、创建序列 CREATE SEQUENCE name [INCREMENT BY n] [START WITH n] [{MAXVALUE n | NOMAXVALUE}] [{MINVALUE n | NOMINVALUE}] [{...
bar := 'CREATE SEQUENCE test1 START WITH '||v_num;execute immediate bar;END;/ 解释:=== This...
any equivalent in c# for bytearray outputstream/inputstream and data outputstream/inputstream? App Config and escape sequences App Config key not working App setting inacessible due to protection level App.config for multiple groups of same key/value pairs App.config for release and another for ...
‘Field Name’. Select the UDFs you want to include in the ‘Customer Maintenance’ screen. You can select a maximum of five UDFs. Also, specify the sequence in which you would like the UDFs to appear in the screen. The selected UDFs will form a part of the Customer Maintenance screen ...
This tutorial shows you how to create a notebook and run it in Oracle Machine Learning. This is the second tutorial in the series Working with Oracle Machine Learning. Read the tutorials in sequence. Creating Projects and Workspaces in Oracle Machine Learning Creating and Running Notebooks in...
Settings for generated fields are shown if the database supports automatically inserted values, typically to insert the next available sequence number in a numeric column.The Create/Alter Table dialog uses database metadata to try to enable only the fields that apply to the selected data type, ...
CREATE SEQUENCE CREATE SESSION CREATE TRIGGER CREATE VIEW CREATE TABLE Administrator permissions メモ: Additional permissions are required if the NIS administrator is also a user-schema geodatabase owner. For more information, see Privileges for ...
You can audit statements that reference tables, views, sequences, standalone stored procedures or functions, and packages. Oracle Database and Oracle Audit Vault always set schema object audit options for all users of the database. You cannot set these options for a specific list of users. ...
GRANTCREATESESSIONTOBIS;GRANTCREATESEQUENCETOBIS;GRANTCREATETRIGGERTOBIS;GRANTCREATEVIEWTOBIS;GRANTCREATETABLETOBIS;GRANTEXECUTEONctx_ddlTOBIS; Creating the administrator database connection You need to create an administrator database connection when the BIS...