Social Media Icons twitter facebook gplus instagram email youtube pinterest. Type any SQL statement statements in the editor window. Ans Semi colon is used to separate one instruction from another. It is a type of horizontal partitioning. Q 10 3 marks repeated Suppose you have designed a software.

Differentiate between liability and owner’s equity 3 marks. Like In the same employee table, retrieving oly the name and contact number of all the employees into a different table. In other words, if i goto computer market, what tell them what i want? To locate a record, we find the index record with the largest search key value less than or equal to the search key value we are looking for. The statement has been terminated.

We can have a good compromise by having a sparse index with one entry per block. Char data type stores fixed-length data.

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tsrm When is it useful to observe in context to observation process Q: SQL server is not compatible with windows 7. This data type is used to store a variable amount of non-Unicode data between www. What is difference among text, char and varchar datatypes.

CS403 Database Management Systems

Developing questions pattefn planning an interview 5 guidelines Q: CS Lecture Wise 22 And what is difference between constrain and attribute? Social adcovacy pradoigm avoid rather then independent and behavior changes to health discuss 3.


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This control is known as file protection. A data type or tsrm In programming, a classification identifying one of various types of data, as floating-point, integer, or Boolean, stating the possible values for that type, the operations that can be done on that type, and the way the values of that type are stored.

Given a particular query, the DBMS’ query optimizer is responsible for devising the most efficient strategy for finding matching data. A nested query is a query that has another query embedded within it; the embedded query is called a subquery. No primary key is specified. Pessimistic locking guarantees that the first transaction can always apply a change to the data it first accessed.

Components of total Quality management 3 marks. Ans Consider dropping an index if: Ans Semi join actually involves two operations. Thus, there is a trade-off between the speed of retrieving data from a table and the speed of updating the table.

The database also swaps sort information to and from temporary segments that are only allocated during the index creation in the user’s temporary tablespace.

How a marketer convince his boss about the product maturity level of product life cycle 5 marks. Heir Apparent Technique iii.

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Ans Reserved words are always written as they are i. I remembered only above said questions.


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Some systems take a pessimistic approach and lock the data so that other transactions may read but not update the data accessed by the first transaction until the first transaction completes. Second is user defined, which are defined by the user. Mail bombing explaunantion 5.

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Normal Harddisk comprises of multiple disks inside, then can a normal single Hard disk can be used in RAID architecture? What are those problems? General Activities in Application Programs: But, if you use different tablespaces for a table and papre index and one tablespace is offline containing either data or indexthen the statements referencing that table are not guaranteed to work. Invisible Indexes Ans Beginning with Oracle Database 11g Release 1, you can create invisible indexes or make an existing index invisible.

MsgLevel 16, State 1, Line 1 Could not create constraint. RAID disk drives are used frequently on servers but aren’t generally necessary for personal computers.

Hope it will resolve error. CS Database Management Systems.