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Describe Embedded Query Language?
Embedded Query Language - A query language (e.g., SQL) can be implemented in two ways. It can be used interactively or embedded within a host language. The use of query language commands inside a host language (e.g., C, Java, etc.) program is known as embedded query language. While same capabilities are supported for a variety of host languages, the syntax sometimes varies.
What is serializability? Explain its types? The data base system must control concurrent implementation of transactions, to ensure that the data base state remains consistent.
Explain weak and strong entity sets? Weak and Strong entity sets: A physically powerful entity set has a primary key. All tuples in the group are distinguishable through that k
Explain I command in QBE ? I : It is the command in QBE that is used to insert tuple (s) into the database
What are composite objects? Objects that have other objects are known as complex objects or composite objects.
multidimensional data model
assume we have the following apllicationthat model sccer team the games they play and the players inv each teamin the design we want to capture
how to write a in a text and load it on mysql
what is correlation in nested query
What are the types of storage devices? Primary storage Secondary storage Tertiary storage Volatile storage Nonvolatile storage
A student entity type has the following attributes,name..
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