yql/essentials/tests/sql/suites/sampling/subquery_multiple_sample.sql


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/* syntax version 1 */
/* postgres can not */
/* custom check: len(yt_res_yson[0]['Write'][0]['Data']) < 10 */

SELECT * FROM (SELECT * FROM plato.Input TABLESAMPLE BERNOULLI(50)) TABLESAMPLE BERNOULLI(30);