← All recipes
Moderne licensed

Find ORDER BY on a random function

Recipe IDorg.openrewrite.sql.antipattern.FindOrderByRandom
Artifactorg.openrewrite.recipe:rewrite-sql

Sorting by RAND(), RANDOM(), NEWID(), or DBMS_RANDOM computes a random value for every row and sorts the entire table just to keep a few rows. Sample by a key range or use the dialect's table sampling instead.

Single recipeProprietary

Usage

This recipe has no required configuration options. You’ll need the Moderne CLI configured before running the command below.

mod run . --recipe org.openrewrite.sql.antipattern.FindOrderByRandom

If the recipe isn’t available locally, install it with:

mod config recipes jar install org.openrewrite.recipe:rewrite-sql:2.14.1

Data tables

Structured output this recipe can produce.

  • SQL anti-patternsSQL statements matching performance anti-pattern rules.org.openrewrite.sql.table.SqlAntiPatterns
  • Source files that had resultsSource files that were modified by the recipe run.org.openrewrite.table.SourcesFileResults
  • Source files that had search resultsSearch results that were found during the recipe run.org.openrewrite.table.SearchResults
  • Source files that errored on a recipeThe details of all errors produced by a recipe run.org.openrewrite.table.SourcesFileErrors
  • Recipe performanceStatistics used in analyzing the performance of recipes.org.openrewrite.table.RecipeRunStats