org.apache.spark.sql.catalyst.optimizer.PreOrderOptimize.scala Maven / Gradle / Ivy

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A library for optimizing/rewriting/auditing SQL and easy to plugin new strategies

There is a newer version: 0.4.0

package org.apache.spark.sql.catalyst.optimizer

import org.apache.spark.sql.catalyst.plans.logical.LogicalPlan
import org.apache.spark.sql.catalyst.rules.RuleExecutor

object PreOptimizeRewrite extends RuleExecutor[LogicalPlan] {
  val batches =
    Batch("Before join rewrite", FixedPoint(100),
      EliminateOuterJoin, PushPredicateThroughJoin) :: Nil
}