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A database to track your progress in your college program will track your progress towards graduation! A database that has information containing the classes that you have taken, c
Name the various privileges in SQL? A) Delete B) Select C) Insert D) Update
How to draw an ER diagram to a finance companz
Which model is record based logical model? Network Modelis basically known as record based logical model.
Which operator is Cartesian product in relational algebra? Cartesian product in relational algebra is a binary operator. (It requires two operands. e.g., P X Q)
limitations and benefits in database tecknowlagy
Briefly describe concurrency execution? Lock - based protocols Locks There are several modes in which a data item may be locked in this section we restrict our attention
Define value set? Value set: It is a set of values. You do not always need a user to enter junk free text within all the fields. Therefore, Oracle Apps uses value set to valida
What is difference among mysql_connect and mysql_pconnect? Mysql_connect() opens a new connection to the database while mysql_pconnect() opens persistent connection to the data
Foreign Keys and NULL Let us take the relation: DEPT DEPT ID DNAME BUDGET D1 M
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