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Support for Object-Oriented Programming → Object types are an ideal object-oriented modeling tool, which you can use to reduce the cost and … are modular, maintainable, and reusable, object types allow different teams of programmers to … develop software components concurrently. By encapsulating operations with data, object types let you move … data-maintenance
Schema Object Names and Qualifiers → : Rules for naming schema objects and schema object location qualifiers Guidelines for naming schema
Using Object Types with IR Subprograms → To define object types for use in any schema, specify the AUTHID CURRENT_USER clause. For … information about object types, see Oracle Database Object-Relational Developer's Guide. Suppose that user HR … creates the object type in Example 8-16. Example 8-16 Creating an Object Type with AUTHID CURRENT
References to Object Type Attributes and Methods → To refer to object type attributes or methods in a SQL statement, you must fully qualify the … : CREATE TYPE cust_address_typ OID '82A4AF6A4CD1656DE034080020E0EE3D' AS OBJECT ( street_address … parentheses. For example, the sample schema oe contains an object table categories_tab, based on
System and Object Privileges for External Tables → System and object privileges for external tables are a subset of those for regular table. Only the … ANY TABLE SELECT ANY TABLE Only the following object privileges are applicable to external tables … : ALTER SELECT However, object privileges associated with a directory are: READ WRITE For external
Example 3: Map a Database Object → This example displays the block distribution at all levels within the I/O stack for the scott.bonus table. A MAP_OBJECT() operation must first be executed as follows: EXECUTE DBMS_STORAGE_MAP.MAP_OBJECT('BONUS','SCOTT','TABLE'); The query is as follows: SELECT io.OBJECT_NAME o_name, io.OBJECT_OWNER o_owner, io.OBJECT_TYPE o_type, mf.FILE_NAME, me.ELEM_NAME, io.DEPTH, (SUM(io.CU_SIZE * (io.NUM_CU -
How Oracle Database Resolves Schema Object References → When you refer to an object in a SQL statement, Oracle considers the context of the SQL statement … and locates the object in the appropriate namespace. After locating the object, Oracle performs the … operation specified by the statement on the object. If the named object cannot be found in the
Table 13-3 Schema Object Auditing Options → Object SQL Operations Table ALTER AUDIT COMMENT DELETE FLASHBACK (Note 3) GRANT INDEX INSERT LOCK … COMMENT GRANT RENAME SELECT Directory AUDIT GRANT READ Library EXECUTE GRANT Object Type ALTER … FLASHBACK audit object option applies only to flashback queries. Examples Auditing SQL Statements
object. . . → The name of a program, formula, or model. Notes Definitions Loaded on First Use All of the objects in an analytic workspace (except for programs, formulas, and models) are loaded into memory when the analytic workspace is attached. Programs, models, and formulas are loaded into memory when first used or when requested using the LOAD command. The time required for loading is small but perceptible,
Object Status → Every database object has one of the status values described in Table 6-1. Table 6-1 Database … Object Status Status Meaning Valid The object was successfully compiled, using the current definition in … the data dictionary. Compiled with errors The most recent attempt to compile the object produced … errors. Invalid
Object Views → In the Oracle object-relational database, an object view let you retrieve, update, insert, and … delete relational data as if it was stored as an object type. You can also define views with columns … that are object datatypes, such as objects, REF s, and collections (nested tables and VARRAY s). See … Also: Oracle
Object Revalidation → An object that is not valid when it is referenced must be validated before it can be used … . Validation occurs automatically when an object is referenced; it does not require explicit user action. If … an object is not valid, its status is either compiled with errors, unauthorized, or invalid. For … Errors The compiler cannot
Object Types → You qualify the metric by an individual object for the following object types. Table 115-1 Object … threshold can only be set at the instance level, which means that no object name should be specified when setting the threshold for this type of metric.
Table 2-19 Attributes of the XMLFormat Object → that implements the XMLFormat object follows: STATIC FUNCTION createFormat( enclTag IN varchar2
Table 18-2 Object Privileges and the Operations They Authorize → Object Privilege Operations Authorized DIRECTORY PRIVILEGES The following directory privileges … object serves as a pointer. The directory object contains the full path name of the operating system … . Granting object privileges on the directory database object to individual database users, rather than
Creating Index-Organized Tables that Contain Object Types → Index-organized tables can store object types. The following example creates object type admin_typ … , then creates an index-organized table containing a column of object type admin_typ: CREATE OR … REPLACE TYPE admin_typ AS OBJECT (col1 NUMBER, col2 VARCHAR2(6)); CREATE TABLE admin_iot (c1 NUMBER … primary key,
Predefined PL/SQL Large Object (LOB) Data Types → Large object (LOB) data types reference large objects that are stored separately from other data … Table 3-9. Table 3-9 Predefined PL/SQL Large Object (LOB) Data Types Data Type Description Size … large object that is stored in an external file, a LOB data type uses a LOB locator, which is stored … includes a transaction ID, so
Overview of Object Datatypes and Object Views → Object types and other user-defined datatypes let you define datatypes that model the structure and … behavior of the data in their applications. An object view is a virtual object table. See Also: Oracle Database Object-Relational Developer's Guide
CQ_NOTIFICATION$_DESCRIPTOR Object Type → type. Syntax TYPE SYS.CHNF$_DESC IS OBJECT( registration_id NUMBER, transaction_id RAW(8), dbname … , query_desc_array CQ_NOTIFICATION$_QUERY_ARRAY); Attributes Table 33-2 CQ_NOTIFICATION$_DESCRIPTOR Object … associated with the notification. Can be one of EVENT_OBJCHANGE (change to a registered object