Data items grouped together for storage purposes are called a
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- In multiple granularity of locks SIX lock is compatible with
- The common column is eliminated in
- The metadata is created by the
- The concept of mapping of ______ entity types is the concept in which the for each strong entity type…
- Relational Algebra does not have
- A weak entity has an ______ dependency on its owner entity, which can be used for both ON UPDATE and…
- Which one is correct statement?Logical data independence provides following without changing application…
- The data models defined by ANSI/SPARC architecture are
- The rule that a value of a foreign key must appear as a value of some specific table is called a
- Which is the best file organization when data is frequently added or deleted from a file?
- The middleware databases in which the business rules act are applicable to _______ tier architectures
- ______defines the structure of a relation which consists of a fixed set of attribute-domain pairs.
- A _____ is a logical unit of database processing that includes one or more data access operations that…
- For correct behaviour during recovery, undo and redo operation must be
- When an E-R diagram is mapped to tables, the representation is redundant for
- _____clause is an additional filter that is applied to the result.
- In an ER model,_____ is described in the database by storing its data.
- DFD stands for
- The _____ category includes storage media that can be operated on directly by the computers central…
- The statement that is executed automatically by the system as a side effect of the modification of the…
- Which one is true statement :
- Which of the following is not a consequence of non-normalized database?
- For using a specific database …………… command is used.
- E-R Modeling is achieved by using ____ diagrams
- ______is a preferred method for enforcing data integrity
- _____ command can be used to modify a column in a table
- A data type or format is specified for each _________
- DBMS is a collection of _____ that enables user to create and maintain a database.
- The _______ is a set of programs to use and / or modify this data.
- A _____ is used to define overall design of the database