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Goldman Sachs

Java Backend Developer

SQL Query Optimization Techniques

Medium

ROUND 4General KnowledgeCandidate Selected

sql optimization

Briefly explain various SQL query optimization techniques, including indexing, avoiding SELECT *, using EXPLAIN, denormalization, and slow query analysis.

This question was asked in

Goldman Sachs Java Backend Developer Interview Experience

The interview process at Goldman Sachs consisted of five rounds, focusing on diverse topics including data structures, core Java concepts, system design, and behavioral questions. Candidates faced coding challenges in the first two rounds, followed by system design discussions and HR conversations. Overall, the interview experience was moderately challenging, emphasizing technical prowess and the ability to articulate complex concepts.