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maxwellguo commented on CASSANDRA-17380: ---------------------------------------- I just read the doc, and start to read the realate code .Then a discussion will start . > Add support for EXPLAIN statements > ---------------------------------- > > Key: CASSANDRA-17380 > URL: https://issues.apache.org/jira/browse/CASSANDRA-17380 > Project: Cassandra > Issue Type: Improvement > Reporter: Benjamin Lerer > Assignee: maxwellguo > Priority: Normal > Labels: gsoc, gsoc2022 > > We should provide users a way to understand how their query will be executed > and some information on the amount of work that will be performed. > Explain statements are the most common way to do that. > A CEP Draft has been open for that: [(DRAFT) CEP-4: > Explain|https://docs.google.com/document/d/1s_gc4TDYdDbHnYHHVxxjqVVUn3MONUqG6W2JehnC11g/edit]. > This draft propose to add support for {{EXPLAIN}} and {{EXPLAIN ANALYZE}} > but I believe that we should split the work in 2 parts because a simple > {{EXPLAIN}} would already provide relevant information. > To complete this work I believe that the following steps will be required: > * Rework and submit the CEP > * Add missing statistics > * Implements the logic behind the EXPLAIN statements -- This message was sent by Atlassian Jira (v8.20.7#820007) --------------------------------------------------------------------- To unsubscribe, e-mail: commits-unsubscr...@cassandra.apache.org For additional commands, e-mail: commits-h...@cassandra.apache.org