Markus Winand

Markus Winand has asked 0 questions and find answers to 42 problems.

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Markus Winand teaches efficient SQL—inhouse and online. He minimizes the development time using modern SQL and optimizes the runtime with smart indexing—for that he also published the book SQL Performance Explained.

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Postgresql slow query with limit and order by [duplicate]
How to find number of database round trips by an application
Reversing a string using an index in Oracle
What kind of index for orderby/where query in SQL?
How to properly index a many-many association table?
MySQL performance gain by reducing index size?
Postgres ignoring clustered index on date query
How to use index efficienty in mysql query
Should I always prefer working with prepared SQL statements, for performance benefits?
SQL server filtered indexes