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Your Data Warehouse Ignores Your Primary Key

selectfromwhereand.com · published 19 June 2025

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https://en.wikipedia.org/wiki/Primary_key
en.wikipedia.org
https://docs.aws.amazon.com/redshift/latest/dg/t_Defining_constraints.html
docs.aws.amazon.com
https://www.spacecom.mil/
spacecom.mil
https://www.youtube.com/watch?v=EJR1H5tf5wE
youtube.com
https://www.postgresql.org/docs/current/btree.html
postgresql.org
https://docs.aws.amazon.com/redshift/latest/dg/c_columnar_storage_disk_mem_mgmnt.html
docs.aws.amazon.com
https://docs.aws.amazon.com/redshift/latest/dg/c-the-query-plan.html
docs.aws.amazon.com
https://docs.aws.amazon.com/redshift/latest/dg/r_STV_TBL_PERM.html
docs.aws.amazon.com
https://en.wikipedia.org/wiki/Slowly_changing_dimension
en.wikipedia.org
https://www.postgresql.org/docs/current/storage-page-layout.html
postgresql.org
https://www.postgresql.org/docs/current/indexes-types.html
postgresql.org
http://git.postgresql.org/gitweb/?p=postgresql.git;a=commit;h=168d5805e4c08bed7b95d351bf097cff7c07dd65
git.postgresql.org
https://www.databricks.com/blog/primary-key-and-foreign-key-constraints-are-ga-and-now-enable-faster-queries
databricks.com
https://docs.snowflake.com/en/sql-reference/constraints-overview
docs.snowflake.com
https://cloud.google.com/blog/products/data-analytics/join-optimizations-with-bigquery-primary-and-foreign-keys
cloud.google.com