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fuzzQuery

Perturbs the given query string with random variations.

fuzzQuery(query[, max_query_length[, random_seed]])

Arguments

  • query (String) - The source query to perform the fuzzing on.
  • max_query_length (UInt64) - A maximum length the query can get during the fuzzing process.
  • random_seed (UInt64) - A random seed for producing stable results.

Returned Value

A table object with a single column containing perturbed query strings.

Usage Example​

SELECT * FROM fuzzQuery('SELECT materialize(\'a\' AS key) GROUP BY key') LIMIT 2;
   ┌─query──────────────────────────────────────────────────────────┐
1. │ SELECT 'a' AS key GROUP BY key                                 │
2. │ EXPLAIN PIPELINE compact = true SELECT 'a' AS key GROUP BY key │
   └────────────────────────────────────────────────────────────────┘