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David Aldridge's user avatar
David Aldridge's user avatar
David Aldridge
  • Member for 11 years, 4 months
  • Last seen more than 5 years ago
  • Haddenham, United Kingdom
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462
Fetch the rows which have the Max value for a column for each distinct value of another column
395
What's the difference between TRUNCATE and DELETE in SQL
318
What's the difference between TRUNCATE and DELETE in SQL
93
What is the difference between a hash join and a merge join (Oracle RDBMS )?
83
How do you interpret a query's explain plan?