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Describe about the role of bitmap indexes to solve aggregation problems?
Ans) Bitmaps are very useful in begin schema to join large databases to small databases. Answer queries and bit arrays are used to do logical operations on the databases. Bit map indexes are very well-organized in handling Gender differentiation; also repetitive tasks are performed with much larger efficiency.
. weather (windy, rainy or sunny) 2. how much money you have (rich or poor) 3. whether your parents are visiting (yes or no)
When the user is inputting commands into your shell, it should properly handle delete and backspace. When one of these characters is detected, you will need to remove one character
For the following, cmd1 and cmd2 are arbitrary UNIX commands, and file1 and file2 are files owned by you. Write UNIX (bash) commands to: (a) Run cmd1 and append its output to f
A special Slot Machine is introduced in a new casino; this machine has a digital interface of a 3X3 grid. An interface button named as SPIN for making the machine spin. There are f
Name the fundamental kinds of memory used in microprocessor systems There are three fundamental kinds of memory used in microprocessor systems - generallyknown asRAM, ROM, and
An icon is a picture used to show an object. Some example objects are: data files, program files, folders, email messages, and drives. Every type of object has a dissimilar icon. T
1+3+5+....... +11
A firewall is Software or hardware used to separate a private network from a public network.
#questi on.. How it works explain
what is the source code
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