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test: Add end to end test for key_sampling_percent #27025

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Merged
jkhaliqi merged 1 commit into from
Mar 11, 2026
Merged

test: Add end to end test for key_sampling_percent #27025

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13 changes: 12 additions & 1 deletion ...tion/src/test/java/com/facebook/presto/nativeworker/AbstractTestNativeGeneralQueries.java
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Original file line number Diff line number Diff line change
Expand Up @@ -1009,7 +1009,7 @@ public void testStringFunctions()
// Reverse
assertQuery("SELECT comment, reverse(comment) FROM orders");

// Normalize
// Normalize, key_sampling_percent.
String tmpTableName = generateRandomTableName();
try {
getQueryRunner().execute(String.format("CREATE TABLE %s (c0 VARCHAR)", tmpTableName));
Expand All @@ -1023,6 +1023,17 @@ public void testStringFunctions()
assertQuery("SELECT normalize(comment, NFD) FROM nation");
assertQuery(String.format("SELECT normalize(c0) from %s", tmpTableName));
assertQuery(String.format("SELECT normalize(c0, NFKD) from %s", tmpTableName));
getQueryRunner().execute(String.format("INSERT INTO %s VALUES " +
"(NULL), " +
"('abc'), " +
"('abcdefghskwkjadhwd'), " +
"('001yxzuj'), " +
"('56wfythjhdhvgewuikwemn'), " +
"('special_#@,$|%%/^~?{}+-'), " +
"(' '), " +
"(''), " +
"('Hello World from Velox!')", tmpTableName));
assertQuery(String.format("SELECT key_sampling_percent(c0) FROM %s", tmpTableName));
}
finally {
dropTableIfExists(tmpTableName);
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