SQL, Server, and Oracle can be used to build a data dictionary, and there’s even a template in Excel. The easiest integration is to use it as part of a DBMS. Data Dictionary Challenges A data dictionary benefits analysts by making a database consistent and simplifying the analysis ...
Data Dictionary is a set of internal tables and views that support administer Oracle Database more effectively. Backup and recovery – ensure the integrity of the data in case of system failure. Oracle includes a powerful tool called Recovery Manager (RMAN) – allows DBA to perform cold, hot,...
Data dictionary, which helps people understand data better and have information of its quality, often at just a glance.
A new feature stores any data on disk (including data dictionary changes) that cannot be processed with your earlier release. An existing feature behaves differently in the new environment as compared to the old environment. Topics: Parent topic:Compatibility and Interoperability between Oracle Databas...
interface, Oracle SQL Developer allows database users and administrators to do their database tasks in fewer clicks and keystrokes. A productivity tool, SQL Developer's main objective is to help the end user save time and maximize the return on investment in the Oracle Database technology stack...
SQL profile is a collection of additional statistical information stored in the data dictionary that helps the optimizer to generate the best plan for the query. SQL profile is managed through SQL_TUNE package of SQL tuning advisor. i.e when we run SQL tuning advisor against a query, The tun...
Data quality: Data is the fuel of all enterprise systems. Verify the following four items related to the migrated data: cleanliness (including spelling); conformity to the data dictionary; concurrence with the predetermined period pull; and, most important, be certain the data is correct. Data ...
Azure SQL Database Yes System Catalog Views (sys schema) Oracle database No Data Dictionary Views / Catalog Views MySQL Yes No PostgreSQL Yes System Catalogs (pg_) MariaDB Yes No IBM Db2 No Catalog views (SYSCAT schema) Microsoft Access No Database obejct listing (MSysObjects) Amazon Redshift...
Metadata catalog.Sometimes called asystem catalogordatabase dictionary, ametadata catalogfunctions as a repository for all the database objects that have been created. When databases and other objects are created, the DBMS automaticallyregisters information about them in the metadata catalog. The DBMS ...
This section describes new features of Oracle9i Data Guard and provides pointers to additional information. New feature information from Oracle8i releases is retained to help those users migrating to the current release. The following sections describe the new features in Data Guard: ...