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10: Q80 – Q87 HBase Schema Design Interview Q&As

Q80. Why is schema design for HBase is different from relational database design? A80. HBase is a columnar NoSQL database. This means no two rows in a table need to...

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3. Understanding HBase (NoSQL) database basics in 7 steps

Extends Getting started with HBase. HBase is a NoSQL database. HBase is a columnar database. #1. In HBase, you create the Table & column-families “ … Read more ›...

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9 Java Transaction Management Interview Q&As

Q1. What is a Transaction? A1. A transaction is a set of operations that should be completed as a unit. If one operation fails then all the other operations fail...

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