dvjyothsna commented on a change in pull request #1748: DRILL-7171: Create
metadata directories cache file in the leaf level directories to support
ConvertCountToDirectScan optimization.
URL: https://github.com/apache/drill/pull/1748#discussion_r275204056
##########
File path:
exec/java-exec/src/test/java/org/apache/drill/exec/planner/logical/TestConvertCountToDirectScan.java
##########
@@ -274,4 +274,39 @@ public void testCountsWithWildCard() throws Exception {
test("drop table if exists %s", tableName);
}
}
+
+ @Test
+ public void testCountsForLeafDirectories() throws Exception {
+ test("use dfs.tmp");
+ String tableName = "parquet_table_counts";
+
+ try {
+ test(String.format("create table `%s/1` as select * from
cp.`tpch/nation.parquet`", tableName));
+ test(String.format("create table `%s/2` as select * from
cp.`tpch/nation.parquet`", tableName));
+ test(String.format("create table `%s/3` as select * from
cp.`tpch/nation.parquet`", tableName));
+
+ test("refresh table metadata %s", tableName);
+
+ String sql = String.format("select\n" +
Review comment:
This can't be changed because the table name is provided as a variable.
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