@Test
public void testCreateAndDropTable() throws Exception {
catalog.createDatabase("tmpdb1", TajoConstants.DEFAULT_TABLESPACE_NAME);
assertTrue(catalog.existDatabase("tmpdb1"));
catalog.createDatabase("tmpdb2", TajoConstants.DEFAULT_TABLESPACE_NAME);
assertTrue(catalog.existDatabase("tmpdb2"));
TableDesc table1 = createMockupTable("tmpdb1", "table1");
catalog.createTable(table1);
TableDesc table2 = createMockupTable("tmpdb2", "table2");
catalog.createTable(table2);
Set<String> tmpdb1 = Sets.newHashSet(catalog.getAllTableNames("tmpdb1"));
assertEquals(1, tmpdb1.size());
assertTrue(tmpdb1.contains("table1"));
Set<String> tmpdb2 = Sets.newHashSet(catalog.getAllTableNames("tmpdb2"));
assertEquals(1, tmpdb2.size());
assertTrue(tmpdb2.contains("table2"));
catalog.dropDatabase("tmpdb1");
assertFalse(catalog.existDatabase("tmpdb1"));
tmpdb2 = Sets.newHashSet(catalog.getAllTableNames("tmpdb2"));
assertEquals(1, tmpdb2.size());
assertTrue(tmpdb2.contains("table2"));
catalog.dropDatabase("tmpdb2");
assertFalse(catalog.existDatabase("tmpdb2"));
}
@Test
public void testCreateSameTables() throws IOException, TajoException {
catalog.createDatabase("tmpdb3", TajoConstants.DEFAULT_TABLESPACE_NAME);
assertTrue(catalog.existDatabase("tmpdb3"));
catalog.createDatabase("tmpdb4", TajoConstants.DEFAULT_TABLESPACE_NAME);
assertTrue(catalog.existDatabase("tmpdb4"));
TableDesc table1 = createMockupTable("tmpdb3", "table1");
catalog.createTable(table1);
TableDesc table2 = createMockupTable("tmpdb3", "table2");
catalog.createTable(table2);
assertTrue(catalog.existsTable("tmpdb3", "table1"));
assertTrue(catalog.existsTable("tmpdb3", "table2"));
TableDesc table3 = createMockupTable("tmpdb4", "table1");
catalog.createTable(table3);
TableDesc table4 = createMockupTable("tmpdb4", "table2");
catalog.createTable(table4);
assertTrue(catalog.existsTable("tmpdb4", "table1"));
assertTrue(catalog.existsTable("tmpdb4", "table2"));
catalog.dropTable("tmpdb3.table1");
catalog.dropTable("tmpdb3.table2");
catalog.dropTable("tmpdb4.table1");
catalog.dropTable("tmpdb4.table2");
assertFalse(catalog.existsTable("tmpdb3.table1"));
assertFalse(catalog.existsTable("tmpdb3.table2"));
assertFalse(catalog.existsTable("tmpdb4.table1"));
assertFalse(catalog.existsTable("tmpdb4.table2"));
}
/** It asserts the equality between an original table desc and a restored table desc. */
private static void assertSchemaEquality(String tableName, Schema schema)
throws IOException, TajoException {
Path path = new Path(CommonTestingUtil.getTestDir(), tableName);
TableDesc tableDesc =
new TableDesc(
IdentifierUtil.buildFQName(DEFAULT_DATABASE_NAME, tableName),
schema,
"TEXT",
new KeyValueSet(),
path.toUri());
// schema creation
assertFalse(catalog.existsTable(DEFAULT_DATABASE_NAME, tableName));
catalog.createTable(tableDesc);
assertTrue(catalog.existsTable(DEFAULT_DATABASE_NAME, tableName));
// change it for the equals test.
schema.setQualifier(IdentifierUtil.buildFQName(DEFAULT_DATABASE_NAME, tableName));
TableDesc restored = catalog.getTableDesc(DEFAULT_DATABASE_NAME, tableName);
assertEquals(schema, restored.getSchema());
// drop test
catalog.dropTable(IdentifierUtil.buildFQName(DEFAULT_DATABASE_NAME, tableName));
assertFalse(catalog.existsTable(DEFAULT_DATABASE_NAME, tableName));
}
@Test
public final void testAddAndDeleteTablePartitionByRange() throws Exception {
Schema schema =
SchemaBuilder.builder()
.add("id", Type.INT4)
.add("name", Type.TEXT)
.add("age", Type.INT4)
.add("score", Type.FLOAT8)
.build();
String tableName =
IdentifierUtil.buildFQName(TajoConstants.DEFAULT_DATABASE_NAME, "addedtable");
KeyValueSet opts = new KeyValueSet();
opts.set("file.delimiter", ",");
TableMeta meta = CatalogUtil.newTableMeta("TEXT", opts);
Schema partSchema = SchemaBuilder.builder().add("id", Type.INT4).build();
PartitionMethodDesc partitionDesc =
new PartitionMethodDesc(
DEFAULT_DATABASE_NAME, tableName, CatalogProtos.PartitionType.RANGE, "id", partSchema);
TableDesc desc =
new TableDesc(
tableName,
schema,
meta,
new Path(CommonTestingUtil.getTestDir(), "addedtable").toUri());
desc.setPartitionMethod(partitionDesc);
assertFalse(catalog.existsTable(tableName));
catalog.createTable(desc);
assertTrue(catalog.existsTable(tableName));
TableDesc retrieved = catalog.getTableDesc(tableName);
assertEquals(retrieved.getName(), tableName);
assertEquals(
retrieved.getPartitionMethod().getPartitionType(), CatalogProtos.PartitionType.RANGE);
assertEquals(
retrieved.getPartitionMethod().getExpressionSchema().getColumn(0).getSimpleName(), "id");
catalog.dropTable(tableName);
assertFalse(catalog.existsTable(tableName));
}
@Test
public void testAlterTable() throws Exception {
// CREATE_TABLE
TableDesc tableRenameTestDesc = createMockupTable("default", "mycooltable");
catalog.createTable(tableRenameTestDesc);
// RENAME_TABLE
catalog.alterTable(createMockAlterTableName());
assertTrue(catalog.existsTable("default", "mynewcooltable"));
// RENAME_COLUMN
catalog.alterTable(createMockAlterTableRenameColumn());
TableDesc columnRenameDesc = catalog.getTableDesc("default", "mynewcooltable");
assertTrue(columnRenameDesc.getSchema().containsByName("ren" + FieldName1));
// ADD_COLUMN
catalog.alterTable(createMockAlterTableAddColumn());
TableDesc addColumnDesc = catalog.getTableDesc("default", "mynewcooltable");
assertTrue(addColumnDesc.getSchema().containsByName("mynewcol"));
// SET_PROPERTY
TableDesc setPropertyDesc = catalog.getTableDesc("default", "mynewcooltable");
KeyValueSet options = new KeyValueSet();
options.set("timezone", "GMT+9"); // Seoul, Korea
setPropertyDesc.setMeta(new TableMeta("TEXT", options));
String prevTimeZone = setPropertyDesc.getMeta().getProperty("timezone");
String newTimeZone = "GMT-7"; // Silicon Valley, California
catalog.alterTable(createMockAlterTableSetProperty(newTimeZone));
setPropertyDesc = catalog.getTableDesc("default", "mynewcooltable");
assertNotEquals(prevTimeZone, setPropertyDesc.getMeta().getProperty("timezone"));
assertEquals(newTimeZone, setPropertyDesc.getMeta().getProperty("timezone"));
// UNSET_PROPERTY
catalog.alterTable(createMockAlterTableUnsetProperty(Sets.newHashSet("dummy")));
setPropertyDesc = catalog.getTableDesc("default", "mynewcooltable");
assertTrue(setPropertyDesc.getMeta().getPropertySet().containsKey("timezone"));
assertFalse(setPropertyDesc.getMeta().getPropertySet().containsKey("dummy"));
}
@Test
public void testAddAndDelIndex() throws Exception {
TableDesc desc = prepareTable();
prepareIndexDescs();
catalog.createTable(desc);
assertFalse(catalog.existIndexByName(DEFAULT_DATABASE_NAME, desc1.getName()));
assertFalse(
catalog.existIndexByColumnNames(DEFAULT_DATABASE_NAME, "indexed", new String[] {"id"}));
catalog.createIndex(desc1);
assertTrue(catalog.existIndexByName(DEFAULT_DATABASE_NAME, desc1.getName()));
assertTrue(
catalog.existIndexByColumnNames(DEFAULT_DATABASE_NAME, "indexed", new String[] {"id"}));
assertFalse(catalog.existIndexByName(DEFAULT_DATABASE_NAME, desc2.getName()));
assertFalse(
catalog.existIndexByColumnNames(DEFAULT_DATABASE_NAME, "indexed", new String[] {"score"}));
catalog.createIndex(desc2);
assertTrue(catalog.existIndexByName(DEFAULT_DATABASE_NAME, desc2.getName()));
assertTrue(
catalog.existIndexByColumnNames(DEFAULT_DATABASE_NAME, "indexed", new String[] {"score"}));
Set<IndexDesc> indexDescs = new HashSet<>();
indexDescs.add(desc1);
indexDescs.add(desc2);
indexDescs.add(desc3);
for (IndexDesc index : catalog.getAllIndexesByTable(DEFAULT_DATABASE_NAME, "indexed")) {
assertTrue(indexDescs.contains(index));
}
catalog.dropIndex(DEFAULT_DATABASE_NAME, desc1.getName());
assertFalse(catalog.existIndexByName(DEFAULT_DATABASE_NAME, desc1.getName()));
catalog.dropIndex(DEFAULT_DATABASE_NAME, desc2.getName());
assertFalse(catalog.existIndexByName(DEFAULT_DATABASE_NAME, desc2.getName()));
catalog.dropTable(desc.getName());
assertFalse(catalog.existsTable(desc.getName()));
}
@Test
public void testGetTable() throws Exception {
schema1 =
SchemaBuilder.builder()
.add(FieldName1, Type.BLOB)
.add(FieldName2, Type.INT4)
.add(FieldName3, Type.INT8)
.build();
Path path = new Path(CommonTestingUtil.getTestDir(), "table1");
TableDesc meta =
new TableDesc(
IdentifierUtil.buildFQName(DEFAULT_DATABASE_NAME, "getTable"),
schema1,
"TEXT",
new KeyValueSet(),
path.toUri());
assertFalse(catalog.existsTable(DEFAULT_DATABASE_NAME, "getTable"));
catalog.createTable(meta);
assertTrue(catalog.existsTable(DEFAULT_DATABASE_NAME, "getTable"));
catalog.dropTable(IdentifierUtil.buildFQName(DEFAULT_DATABASE_NAME, "getTable"));
assertFalse(catalog.existsTable(DEFAULT_DATABASE_NAME, "getTable"));
}
private Map<String, List<String>> createBaseDatabaseAndTables()
throws IOException, TajoException {
Map<String, List<String>> createdDatabaseAndTablesMap = new HashMap<>();
// add and divide all tables to multiple databases in a round robin manner
for (int tableId = 0; tableId < TOTAL_TABLE_NUM; tableId++) {
int dbIdx = tableId % DB_NUM;
String databaseName = dbPrefix + dbIdx;
if (!catalog.existDatabase(databaseName)) {
catalog.createDatabase(databaseName, TajoConstants.DEFAULT_TABLESPACE_NAME);
}
String tableName = tablePrefix + tableId;
TableDesc table = createMockupTable(databaseName, tableName);
catalog.createTable(table);
TUtil.putToNestedList(createdDatabaseAndTablesMap, databaseName, tableName);
}
// checking all tables for each database
for (int dbIdx = 0; dbIdx < DB_NUM; dbIdx++) {
String databaseName = dbPrefix + dbIdx;
Collection<String> tableNames = catalog.getAllTableNames(databaseName);
assertTrue(createdDatabaseAndTablesMap.containsKey(databaseName));
assertEquals(createdDatabaseAndTablesMap.get(databaseName).size(), tableNames.size());
for (String tableName : tableNames) {
assertTrue(createdDatabaseAndTablesMap.get(databaseName).contains(tableName));
}
}
return createdDatabaseAndTablesMap;
}
// TODO: This should be added at TAJO-1891
public final void testAddAndDeleteTablePartitionByColumn() throws Exception {
Schema schema =
SchemaBuilder.builder()
.add("id", Type.INT4)
.add("name", Type.TEXT)
.add("age", Type.INT4)
.add("score", Type.FLOAT8)
.build();
String simpleTableName = "addedtable";
String tableName = IdentifierUtil.buildFQName(DEFAULT_DATABASE_NAME, simpleTableName);
KeyValueSet opts = new KeyValueSet();
opts.set("file.delimiter", ",");
TableMeta meta = CatalogUtil.newTableMeta("TEXT", opts);
Schema partSchema = SchemaBuilder.builder().add("id", Type.INT4).add("name", Type.TEXT).build();
PartitionMethodDesc partitionMethodDesc =
new PartitionMethodDesc(
DEFAULT_DATABASE_NAME,
tableName,
CatalogProtos.PartitionType.COLUMN,
"id,name",
partSchema);
TableDesc desc =
new TableDesc(
tableName,
schema,
meta,
new Path(CommonTestingUtil.getTestDir(), simpleTableName).toUri());
desc.setPartitionMethod(partitionMethodDesc);
assertFalse(catalog.existsTable(tableName));
catalog.createTable(desc);
assertTrue(catalog.existsTable(tableName));
TableDesc retrieved = catalog.getTableDesc(tableName);
assertEquals(retrieved.getName(), tableName);
assertEquals(
retrieved.getPartitionMethod().getPartitionType(), CatalogProtos.PartitionType.COLUMN);
assertEquals(
retrieved.getPartitionMethod().getExpressionSchema().getColumn(0).getSimpleName(), "id");
testAddPartition(tableName, "id=10/name=aaa");
testAddPartition(tableName, "id=20/name=bbb");
List<CatalogProtos.PartitionDescProto> partitions =
catalog.getPartitionsOfTable(DEFAULT_DATABASE_NAME, simpleTableName);
assertNotNull(partitions);
assertEquals(partitions.size(), 2);
assertEquals(partitions.get(0).getNumBytes(), 0L);
testGetPartitionsByAlgebra(DEFAULT_DATABASE_NAME, simpleTableName);
testDropPartition(tableName, "id=10/name=aaa");
testDropPartition(tableName, "id=20/name=bbb");
partitions = catalog.getPartitionsOfTable(DEFAULT_DATABASE_NAME, simpleTableName);
assertNotNull(partitions);
assertEquals(partitions.size(), 0);
catalog.dropTable(tableName);
assertFalse(catalog.existsTable(tableName));
}
@Before
public void setUp() throws Exception {
util = new TajoTestingCluster();
util.initTestDir();
util.startCatalogCluster();
catalog = util.getCatalogService();
testDir = CommonTestingUtil.getTestDir(TEST_PATH);
catalog.createTablespace(DEFAULT_TABLESPACE_NAME, testDir.toUri().toString());
catalog.createDatabase(DEFAULT_DATABASE_NAME, DEFAULT_TABLESPACE_NAME);
conf = util.getConfiguration();
// ----------------- dep3 ------------------------------
// dep_id | dep_name | loc_id
// --------------------------------
// 0 | dep_0 | 1000
// 1 | dep_1 | 1001
// 2 | dep_2 | 1002
// 3 | dep_3 | 1003
// 4 | dep_4 | 1004
// 5 | dep_5 | 1005
// 6 | dep_6 | 1006
// 7 | dep_7 | 1007
// 8 | dep_8 | 1008
// 9 | dep_9 | 1009
Schema dep3Schema = new Schema();
dep3Schema.addColumn("dep_id", Type.INT4);
dep3Schema.addColumn("dep_name", Type.TEXT);
dep3Schema.addColumn("loc_id", Type.INT4);
TableMeta dep3Meta = CatalogUtil.newTableMeta("TEXT");
Path dep3Path = new Path(testDir, "dep3.csv");
Appender appender1 =
((FileTablespace) TablespaceManager.getLocalFs())
.getAppender(dep3Meta, dep3Schema, dep3Path);
appender1.init();
VTuple tuple = new VTuple(dep3Schema.size());
for (int i = 0; i < 10; i++) {
tuple.put(
new Datum[] {
DatumFactory.createInt4(i),
DatumFactory.createText("dept_" + i),
DatumFactory.createInt4(1000 + i)
});
appender1.addTuple(tuple);
}
appender1.flush();
appender1.close();
dep3 = CatalogUtil.newTableDesc(DEP3_NAME, dep3Schema, dep3Meta, dep3Path);
catalog.createTable(dep3);
// ----------------- dep4 ------------------------------
// dep_id | dep_name | loc_id
// --------------------------------
// 0 | dep_0 | 1000
// 1 | dep_1 | 1001
// 2 | dep_2 | 1002
// 3 | dep_3 | 1003
// 4 | dep_4 | 1004
// 5 | dep_5 | 1005
// 6 | dep_6 | 1006
// 7 | dep_7 | 1007
// 8 | dep_8 | 1008
// 9 | dep_9 | 1009
// 10 | dep_10 | 1010
Schema dep4Schema = new Schema();
dep4Schema.addColumn("dep_id", Type.INT4);
dep4Schema.addColumn("dep_name", Type.TEXT);
dep4Schema.addColumn("loc_id", Type.INT4);
TableMeta dep4Meta = CatalogUtil.newTableMeta("TEXT");
Path dep4Path = new Path(testDir, "dep4.csv");
Appender appender4 =
((FileTablespace) TablespaceManager.getLocalFs())
.getAppender(dep4Meta, dep4Schema, dep4Path);
appender4.init();
VTuple tuple4 = new VTuple(dep4Schema.size());
for (int i = 0; i < 11; i++) {
tuple4.put(
new Datum[] {
DatumFactory.createInt4(i),
DatumFactory.createText("dept_" + i),
DatumFactory.createInt4(1000 + i)
});
appender4.addTuple(tuple4);
}
appender4.flush();
appender4.close();
dep4 = CatalogUtil.newTableDesc(DEP4_NAME, dep4Schema, dep4Meta, dep4Path);
catalog.createTable(dep4);
// ----------------- job3 ------------------------------
// job_id | job_title
// ----------------------
// 101 | job_101
// 102 | job_102
// 103 | job_103
Schema job3Schema = new Schema();
job3Schema.addColumn("job_id", Type.INT4);
job3Schema.addColumn("job_title", Type.TEXT);
TableMeta job3Meta = CatalogUtil.newTableMeta("TEXT");
Path job3Path = new Path(testDir, "job3.csv");
Appender appender2 =
((FileTablespace) TablespaceManager.getLocalFs())
.getAppender(job3Meta, job3Schema, job3Path);
appender2.init();
VTuple tuple2 = new VTuple(job3Schema.size());
for (int i = 1; i < 4; i++) {
int x = 100 + i;
tuple2.put(
new Datum[] {DatumFactory.createInt4(100 + i), DatumFactory.createText("job_" + x)});
appender2.addTuple(tuple2);
}
appender2.flush();
appender2.close();
job3 = CatalogUtil.newTableDesc(JOB3_NAME, job3Schema, job3Meta, job3Path);
catalog.createTable(job3);
// ---------------------emp3 --------------------
// emp_id | first_name | last_name | dep_id | salary | job_id
// ------------------------------------------------------------
// 11 | fn_11 | ln_11 | 1 | 123 | 101
// 13 | fn_13 | ln_13 | 3 | 369 | 103
// 15 | fn_15 | ln_15 | 5 | 615 | null
// 17 | fn_17 | ln_17 | 7 | 861 | null
// 19 | fn_19 | ln_19 | 9 | 1107 | null
// 21 | fn_21 | ln_21 | 1 | 123 | 101
// 23 | fn_23 | ln_23 | 3 | 369 | 103
Schema emp3Schema = new Schema();
emp3Schema.addColumn("emp_id", Type.INT4);
emp3Schema.addColumn("first_name", Type.TEXT);
emp3Schema.addColumn("last_name", Type.TEXT);
emp3Schema.addColumn("dep_id", Type.INT4);
emp3Schema.addColumn("salary", Type.FLOAT4);
emp3Schema.addColumn("job_id", Type.INT4);
TableMeta emp3Meta = CatalogUtil.newTableMeta("TEXT");
Path emp3Path = new Path(testDir, "emp3.csv");
Appender appender3 =
((FileTablespace) TablespaceManager.getLocalFs())
.getAppender(emp3Meta, emp3Schema, emp3Path);
appender3.init();
VTuple tuple3 = new VTuple(emp3Schema.size());
for (int i = 1; i < 4; i += 2) {
int x = 10 + i;
tuple3.put(
new Datum[] {
DatumFactory.createInt4(10 + i),
DatumFactory.createText("firstname_" + x),
DatumFactory.createText("lastname_" + x),
DatumFactory.createInt4(i),
DatumFactory.createFloat4(123 * i),
DatumFactory.createInt4(100 + i)
});
appender3.addTuple(tuple3);
int y = 20 + i;
tuple3.put(
new Datum[] {
DatumFactory.createInt4(20 + i),
DatumFactory.createText("firstname_" + y),
DatumFactory.createText("lastname_" + y),
DatumFactory.createInt4(i),
DatumFactory.createFloat4(123 * i),
DatumFactory.createInt4(100 + i)
});
appender3.addTuple(tuple3);
}
for (int i = 5; i < 10; i += 2) {
int x = 10 + i;
tuple3.put(
new Datum[] {
DatumFactory.createInt4(10 + i),
DatumFactory.createText("firstname_" + x),
DatumFactory.createText("lastname_" + x),
DatumFactory.createInt4(i),
DatumFactory.createFloat4(123 * i),
DatumFactory.createNullDatum()
});
appender3.addTuple(tuple3);
}
appender3.flush();
appender3.close();
emp3 = CatalogUtil.newTableDesc(EMP3_NAME, emp3Schema, emp3Meta, emp3Path);
catalog.createTable(emp3);
// ---------------------phone3 --------------------
// emp_id | phone_number
// -----------------------------------------------
// this table is empty, no rows
Schema phone3Schema = new Schema();
phone3Schema.addColumn("emp_id", Type.INT4);
phone3Schema.addColumn("phone_number", Type.TEXT);
TableMeta phone3Meta = CatalogUtil.newTableMeta("TEXT");
Path phone3Path = new Path(testDir, "phone3.csv");
Appender appender5 =
((FileTablespace) TablespaceManager.getLocalFs())
.getAppender(phone3Meta, phone3Schema, phone3Path);
appender5.init();
appender5.flush();
appender5.close();
phone3 = CatalogUtil.newTableDesc(PHONE3_NAME, phone3Schema, phone3Meta, phone3Path);
catalog.createTable(phone3);
analyzer = new SQLAnalyzer();
planner = new LogicalPlanner(catalog, TablespaceManager.getInstance());
defaultContext = LocalTajoTestingUtility.createDummyContext(conf);
}
