Interview

  1. Having, Grouping SQL
  2. Indexes in DB 
  3. Union and union all difference 
  4. Self join vs outer join
  5. Cascade : when parent data is updated or deleted, child’s data is also
  6. Normalization 
  7. Subquery 

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sevanand yadav

software engineer working as web developer having specialization in spring MVC with mysql,hibernate

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