This article Big Data vs Data warehouse will tell you about the top differences between big data and data warehouse. Every day millions and trillions of data are generated. But can we think where this data comes from? Do we imagine where to keep it? The data which is generated has come from multiple sources. This kind of data is very valuable for business insights. Some storage areas are used for keeping our data. Whereas big data is helping out the organization to make use of data to get the best opportunities from that. In this blog, we will discuss 16 differences between big data and data warehouse. Firstly we will know what is big data and data warehouse.

Big data is large information that includes high velocity, high volume, high valued data, and this data comes from different formats

 

A data warehouse is something that assists with reporting and management purposes. It is considered the main component of business intelligence.

S.No.FeaturesBig dataData warehouse
1.MeaningBig data is a technology that includes 5 V’s i.e are volume, variety, veracity, velocity, and valueData Warehouse is an architecture that assists in generating reports suitable for business insights.
2.Types of dataIt includes data that is not refined.It includes data that is processed.
3.Data FormatsIt handles structured and unstructured data that can be from any source.It mainly handles structured data
4.Distributed ProcessingIt allows distributed Processing as it has Hadoop and MapReduce in it.It does not allow distributed processing.
5.Types of SQLHive SQL or Spark SQLNormal SQL
6.

 

Analytic reports0.5% of data is used on analytic reports during loading100% data is used on analytic reports during the loading process
7.Data sourceSocial media, transactional data, and DBMS dataOnly DBMS data
8.Business point of viewIt gives more data and it gives more valuable insights as it takes data from multiple sourcesIt takes only DBMS data so it worked on some part of the information
9.Time ProcessingAs distributed processing is in big data, it takes less time for doing and processing tasksThere is no distributed processing. It takes more time.
10.Technologies usedHadoop, Hive, No-SQL DBOnly the relational database and SQL
11.HardwareHeterogenous hardwareHomogeneous hardware
12.Hardware costHardware cost is lessHardware cost is more
13.Process ComplexityIt is not easy to work, it can’t be manipulated easilyIt is easy to work and can be easily manipulated.
14.ToolsSpecial kind of tools are mandatoryTraditional database tools are enough
15.ProcessingAnalytical and Big data processingOLTP
16.AccessibilityUnrestricted access due to HDFSLimited access

 

Conclusion

Data warehouse and Big data are related to each other in some way. Both are valuable in making relevant business decisions. Companies and businesses need data on a daily basis. In this blog, we have discussed 16 differences between big data and data warehouse. If you are having any doubt, feel free to ask me in the comment box.

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