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| | www.crunchydata.com
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| | What is a sequential scan vs index scan vs parallel scan .... and what is a bitmap heap scan? Postgres scan types explained and diagrammed.
| | pganalyze.com
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| | Learn about smaller indexes with B-Tree Deduplication, Extended Statistics Improvements, Parallel VACUUM, improved WAL Usage Stats in Postgres 13, and more.
| | ankane.org
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| | Your database knows which queries are running. It also has a pretty good idea of which indexes are best for a given query. And since indexes don't...
| | use-the-index-luke.com
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| The INCLUDE clause for CREATE INDEX is available in some SQL databases: Microsoft SQL Server, PostgreSQL, and IBM Db2 (LUW)