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refactor: Integrate the materialized CTE into the plan and pipeline #18226
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# Conflicts: # src/query/service/src/sessions/query_ctx.rs
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zhang2014
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Jul 25, 2025
zhang2014
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src/query/service/src/pipelines/builders/builder_materialized_cte.rs
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Co-authored-by: Winter Zhang <[email protected]>
…cte.rs Co-authored-by: Winter Zhang <[email protected]>
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src/query/sql/src/planner/optimizer/optimizers/operator/cte/cleanup_unused_cte.rs
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…eanup_unused_cte.rs Co-authored-by: Winter Zhang <[email protected]>
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this PR changes the code base without new features or bugfix
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Summary
This PR improves the execution of materialized CTEs. Previously, a temporary table was created in the bind phase. This had several drawbacks:
The proposed changes allow for better integration of materialized CTEs into the planning and optimization stages.
Example
#18420
#18125
Tests
Type of change
This change is