People reading this post, please be wary.
CTEs will not always materialize (store in memory) the intermediate results.
For example, if you join the results of a CTE, you may Infact execute that CTE for each row in the joined table.
Also, for SQL Server, attempts to force materialization may not always work.
stackoverflow.com/questions/130900...
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People reading this post, please be wary.
CTEs will not always materialize (store in memory) the intermediate results.
For example, if you join the results of a CTE, you may Infact execute that CTE for each row in the joined table.
Also, for SQL Server, attempts to force materialization may not always work.
stackoverflow.com/questions/130900...