What are some effective SQL optimization techniques?
There are several techniques to optimize SQL queries, such as indexing, query rewriting, and using proper joins.
Can you explain how indexing works?
Indexing creates a data structure that improves the speed of data retrieval operations on a database table.
What about query rewriting? How does that help?
Query rewriting involves modifying the SQL query to make it more efficient, often by reducing complexity or eliminating unnecessary operations.
Are there any tools that can help with SQL optimization?
Yes, tools like SQL Server Management Studio, EXPLAIN in PostgreSQL, and various performance monitoring tools can help.
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