'catalyst-optimizer' Questions - SpiceQA

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catalyst-optimizer

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How do you inspect candidate logical plans of cost-based SQL optimizer in spark (scala)?

user_188930790

• asked Apr 22, 2022

1

0

28

catalyst-optimizer apache-spark cost-based-optimizer sql

is it possible to avoid second exchange when spark joins two datasets using joinWith?

user_2295700

• asked Dec 7, 2021

1

0

35

catalyst-optimizer apache-spark-dataset apache-spark join

What is the role of Catalyst optimizer and Project Tungsten

user_141655130

• asked Apr 21, 2021

4

1

1770

catalyst-optimizer apache-spark-sql apache-spark

Dataframe API vs Spark.sql

user_108451860

• asked Feb 24, 2021

2

3

1623

catalyst-optimizer apache-spark dataframe

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