Log manager.The DBMS records all changes made to data managed by the DBMS. The record of changes is known as the log, and the log manager component of the DBMS is used to ensure that log records are made efficiently and accurately. The DBMS uses the log manager during shutdown and start...
Database administratorscan perform a denormalization as a built-in function of a DBMS or introduce it as part of the overall database design. If implemented as a DBMS feature, the database will handle the denormalization and ensure data consistency. If a custom implementation is used, the data...
The WHAT procedure changes the SQL statement run by a specified job. Syntax DBMS_JOB.WHAT(job ,what) Parameters job An input argument of type DECIMAL(20) that specifies the job identifier for which the dynamically executable SQL statement is to be changed. Note: The expected value for job ...
Stored procedures are executed on the server side, which means that they can perform operations much faster than if you were to send multiple queries from the client side. This also reducesnetwork traffic, as only the result of the stored procedure is returned instead of sending back each query...
Procedure > Debug Trigger > Disable Sequence > Drop Materialized View > Change Parallelism Synonym > Drop Database Link > Test Recycle Bin > Purge Most objects have a general edit dialog as well as specific modifications available by invoking a context menu through right-clicking. ...
Procedure > Debug Trigger > Disable Sequence > Drop Materialized View > Change Parallelism Synonym > Drop Database Link > Test Recycle Bin > Purge Most objects have a general edit dialog as well as specific modifications available by invoking a context menu through right-clicking. ...
A database table must have a primary key and may also have foreign keys. When a database is normalized the data will appear only once in one table and will not be duplicated in another table.Answer and Explanation: Become a member and unlock a...
In addition, this release of SSMA for Oracle adds conversion forSYS_REFCURSORas stored procedureOUTparameters. Important With SSMA versions 7.4 through 8.4, .NET 4.5.2 is an installation prerequisite. SSMA v8.3 The v8.3 release of SSMA for Oracle is enhanced with targeted fixes that are designed...
As of 2023, approximately 57% of all database management systems (DBMS) market share is held by relational databases, demonstrating their widespread acceptance and usage. A study conducted in 2016 revealed that relational databases outperformed non-relational databases in various tasks involving complex...
Is Oracle a relational database? Is MySQL a DBMS? (a) Is SQL a scripting language? (b) Why or why not? How do you use a SELECT command that retrieves more than one row in a PL or SQL procedure? What command can be used to show information about the structure of a table? What...