Using Data warehousing in strategic decision making

Many companies viewpoint of data integration  isprocesses of change data capture. These prebuilt
blinkered, they see it as something that is purely ITtransformations increase the productivity of the
department related and is involved with the mythicaldeveloper productivity and allow a greater
subjects of ETL and data warehousing. They areconsistency in the final results..
missing, and therefore not utilising the power behindData integration is chiefly  associated with batch
these tools  to harness all the information held byprocessing (ETL) that then send the transformed
the company and use it productivelydata to data warehouse or some other storage
If you ignore the advantages of Data integration,based technology such as EAI, EII or SOA. The
warehousing and ETL you are paying a high pricereality of working this way is that companies had to
for  integrating data, thereby encouraging thestart from scratch every time they had a new data
creation of data silos and forces the spending of anintegration task. This resulted in data silos being built
inordinate amount of time reconciling data to fill theusing different technologies, therefore producing
information gaps.inconsistent business intelligence.
Seen simply data integration involves the ability toData integration vendors are now combining all the
gather information, transform it into somethingrelevant technologies into data integration suites
understandable and then present it in a way that iswhich enable companies to integrate data in a
useful to the stakeholder. Now that is ETL in aconsistent manner with the appropriate transport
nutshell. ETL tools allow the  automation of thesetechnology.
tasks and give developers  a toolkit to enhance theirAs more powerful suites, data integration has
hand-coding abilities. These tools, for example,evolved and now includes such initiatives as:data
include  transformations for the basic tasks ofmigration, application consolidation, business
converting data and performing lookups to complexinformation and and product information management.