@Test public void testHiveViewsHaveNoColumns() throws Exception { assertEquals( metadata.listTableColumns( SESSION, new SchemaTablePrefix(view.getSchemaName(), view.getTableName())), ImmutableMap.of()); }
@Test public void testListUnknownSchema() { assertNull( metadata.getTableHandle( SESSION, new SchemaTableName("totally_invalid_database_name", "dual"))); assertEquals(metadata.listTables(SESSION, "totally_invalid_database_name"), ImmutableList.of()); assertEquals( metadata.listTableColumns( SESSION, new SchemaTablePrefix("totally_invalid_database_name", "dual")), ImmutableMap.of()); }
@Test public void testListUnknownSchema() { assertNull( metadata.getTableHandle(SESSION, new SchemaTableName(INVALID_DATABASE, INVALID_TABLE))); assertEquals(metadata.listTables(SESSION, INVALID_DATABASE), ImmutableList.of()); assertEquals( metadata.listTableColumns(SESSION, new SchemaTablePrefix(INVALID_DATABASE, INVALID_TABLE)), ImmutableMap.of()); assertEquals(metadata.listViews(SESSION, INVALID_DATABASE), ImmutableList.of()); assertEquals( metadata.getViews(SESSION, new SchemaTablePrefix(INVALID_DATABASE, INVALID_TABLE)), ImmutableMap.of()); }
@Override public Map<SchemaTableName, List<ColumnMetadata>> listTableColumns(SchemaTablePrefix prefix) { try (ThreadContextClassLoader ignored = new ThreadContextClassLoader(classLoader)) { return delegate.listTableColumns(prefix); } }