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What disadvantage of ODBC does OLE DB overcome?
By breaking the features and the methods of a DBMS into COM objects, OLE DB characteristic overcomes a main disadvantage of ODBC. With ODBC, a vendor must make an ODBC driver for almost all DBMS features and functions in order to participate in ODBC at all. This is a huge task that needs a substantial initial investment. With OLE DB, though, a DBMS vendor can implement portions of their product.
What are called multilevel indices? Indices with two or more levels are known as multilevel indices.
Sparse and Dense Indexes These indexes in principle are the similar as that of indexes used at the back of the book. The key facts of the indexes are: They are arranged
Define seek time. The time for repositioning the arm is known as the seek time and it enhances with the distance that the arm is known as the seek time.
What is use of generating such tables? How can you create temporary tables? When you require a table only for a short time after that you want it to disappear automatically you
What are the states of transaction? The states of transaction are:- a) Active b) Partially committed c) Failed d) Aborted e )Committed f) Terminated
Process-oriented decompositions Process-oriented decompositions divide complex process, task or function into simpler sub processes until they get simple enough to be deal
the of super market system done in database
Project Description: Looking to prepare automated trading engine for alternate cyprto currencies starting with Cryptsy, finally integrating into other exchanges. Need to work wi
Using Literal Character String Example: To print IS A as one string with column name employee SELECT ENAME || ' IS A ' || JOB AS "EMPLOYEE" FROM EMP;
Transactions And Concurrency Management Introduction One of the main benefits of storing data in an integrated repository or a database is to permit sharing of it betwee
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