should be it

external/duckdb/test/sql/parallelism/intraquery/parallel_sample.test

@@ -0,0 +1,33 @@
+# name: test/sql/parallelism/intraquery/parallel_sample.test
+# description: Test parallel reservoir sampling
+# group: [intraquery]
+
+statement ok
+PRAGMA enable_verification
+
+statement ok
+PRAGMA threads=4
+
+statement ok
+PRAGMA verify_parallelism
+
+statement ok
+PRAGMA enable_profiling
+
+statement ok
+PRAGMA profiling_output='__TEST_DIR__/test.json'
+
+statement ok
+PRAGMA profiling_mode = detailed
+
+statement ok
+CREATE TABLE integers AS SELECT * FROM range(50000) tbl(i)
+
+loop i 0 3
+
+query I
+SELECT COUNT(*) FROM integers TABLESAMPLE RESERVOIR(100)
+----
+100
+
+endloop