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You are managing the following database system: • DBMS: Oracle 11g • OS: Sun Solaris • System architecture: Web-based application using ASP.Net • Purpose of Server: HR managem
Describe Parameteric end users? Parametric end users might be given update access, but are commonly not permitted to change the structure of data.
Describe log based recovery The most usably structure for recording data base modification is the LOG the log is a sequence of log records recording all the update activities i
What is a primary index? A primary index is an index whose search key also explains the sequential order of the file.
Explain What is Relation? A database relation is a predefined row or column format for storing information in a relational database. Relations are equal to tables.
I want a script that will run, and update my virtual machine's LAN settings (proxy server and port), and also re-configure the Firefox User Agent. I want a script that will run,
What do you mean by Correlated subquery? Subqueries, or nested queries, are used to bring back a set of rows to be used by the parent query. Depending on how the subquery is writ
What is trigger Triggers are statements that are implemented automatically by the system as the side effect of a change to the database.
Explanation on Data Sharing?
What are the properties in a relation ? In a relation Ordering of rows is immaterial and No two rows are identical.
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