Answer / rekha

DATAMERGING : IT IS THE PROCESS OF INTEGRATING THA DATA
WITH SIMLIAR SOURCE ,STRUCTURE AND TYPE
DATA CLEANSING : IT IS THE PROCESS OF IDENTIFING AND
CHANGING THE INCONSISTANCIES AND INACCURACIES
DATA SAMPLING : IT IS A PROCESS , ORBITARILY READING THE
DATA FROM GROP OF RECORDS

Answer / dev

Data Cleansing: A two step process of detection and
correction of errors in a data set.

Answer / amsarasu

data merging :multiple detailes values are summarised into
single summaeised value.
data cleansing:to eliminate the inconsistant data
sampling:it is the process ,orbitarly reading the data from
group of records.

Answer / sudheer

The main thing Merging of data is nothing but integrating from multiple source systems. It is in 2 types
1.Horizontal merging(Join)
2.Vertical Merging(Union)

Answer / sridhar

Data Merging:The process of standing the Structure Of The table(table name,column name,column type.

Answer / sarat

datacleaging:it is the process of identifying and changing
inconsistency and inacquries
datamerging:it is process of integreated multiple
inputsource into singleoutput with similar srtucture and
datatype

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2 Answers  

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