Github user paul-rogers commented on a diff in the pull request:
https://github.com/apache/drill/pull/824#discussion_r122602816
--- Diff:
exec/java-exec/src/test/java/org/apache/drill/exec/store/parquet/TestParquetMetadataCache.java
---
@@ -398,6 +398,23 @@ public void testDrill4877() throws Exception {
}
+ @Test // DRILL-3867
+ public void testMoveCache() throws Exception {
+ String tableName = "nation_move";
+ String newTableName = "nation_moved";
+ test("use dfs_test.tmp");
+ test("create table `%s/t1` as select * from cp.`tpch/nation.parquet`",
tableName);
+ test("create table `%s/t2` as select * from cp.`tpch/nation.parquet`",
tableName);
+ test(String.format("refresh table metadata %s", tableName));
+ checkForMetadataFile(tableName);
+ File srcFile = new File(getDfsTestTmpSchemaLocation(), tableName);
+ File dstFile = new File(getDfsTestTmpSchemaLocation(), newTableName);
+ FileUtils.moveDirectory(srcFile, dstFile);
+ Assert.assertFalse("Cache file was not moved successfully",
srcFile.exists());
+ int rowCount = testSql(String.format("select * from %s",
newTableName));
+ Assert.assertEquals(50, rowCount);
+ }
+
--- End diff --
Will they stay absolute? Or, are they rebuilt from time to time?
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