Search results
Results from the WOW.Com Content Network
Oracle Database provides information about all of the tables, views, columns, and procedures in a database. This information about information is known as metadata. [1] It is stored in two locations: data dictionary tables (accessed via built-in views) and a metadata registry.
Oracle Database 23ai: 23.4.0 On May 2, 2024, Oracle Database 23ai [10] was released on Oracle Cloud Infrastructure (OCI) as cloud services, including OCI Exadata Database Service, OCI Exadata Database Cloud@Customer, and OCI Base Database Service. It is also available in Always Free Autonomous Database.
OID uses standard Oracle database structures to store its internal tables. In Oracle version 9 databases, by default, many Oracle LDAP Table Stores use tablespaces with names beginning with the OLTS_ (and occasionally P1TS_) prefixes. Relevant default schemas used may include ODS (for "Oracle directory server") and ODSCOMMON.
Implementations from version 8 of Oracle Database onwards have included features associated with object-orientation. One can create PL/SQL units such as procedures, functions, packages, types, and triggers, which are stored in the database for reuse by applications that use any of the Oracle Database programmatic interfaces.
The terms data dictionary and data repository indicate a more general software utility than a catalogue. A catalogue is closely coupled with the DBMS software. It provides the information stored in it to the user and the DBA, but it is mainly accessed by the various software modules of the DBMS itself, such as DDL and DML compilers, the query optimiser, the transaction processor, report ...
The first version of SQL Plus was called UFI ("User Friendly Interface"). UFI appeared in Oracle database releases up to Version 4. After Oracle programmers had added new features to UFI, its name became Advanced UFI. The name "Advanced UFI" changed to "SQL Plus" with the release of the version 5 of Oracle. [2]
In 1994 DEC sold the Rdb division to Oracle Corporation where it was rebranded Oracle Rdb. As of 2020, Oracle is still actively developing Rdb, with over half of the codebase developed under Oracle's ownership. [4] Version 7.0 ran on OpenVMS for VAX and Alpha, version 7.1 on Alpha only, and versions 7.2 to 7.4 on Alpha and IA-64 (Itanium).
Oracle APEX (Oracle Application Express) is a low-code application development platform developed by Oracle Corporation. APEX is used for developing and deploying cloud, mobile and desktop applications. It has a web-based integrated development environment (IDE) that includes tools such as wizards, drag-and-drop layout builders, and property ...