Examples with ISchema org.apache.hadoop.hive.metastore.api.ISchema used on opensource projects

Example 16 with ISchema

use of org.apache.hadoop.hive.metastore.api.ISchema in project hive by apache.

the class TestHiveMetaStoreSchemaMethods method getLatestSchemaButNoVersions.

@Test(expected = NoSuchObjectException.class)
public void getLatestSchemaButNoVersions() throws TException {
    String schemaName = uniqueSchemaName();
    ISchema schema = new ISchemaBuilder().setSchemaType(SchemaType.AVRO).setName(schemaName).build();
    client.createISchema(schema);
    client.getSchemaLatestVersion(DEFAULT_DATABASE_NAME, schemaName);
}

Example 17 with ISchema

use of org.apache.hadoop.hive.metastore.api.ISchema in project hive by apache.

the class TestHiveMetaStoreSchemaMethods method mapSerdeToSchemaVersionOtherDb.

@Test
public void mapSerdeToSchemaVersionOtherDb() throws TException {
    String dbName = "map_other_db";
    Database db = new DatabaseBuilder().setName(dbName).build();
    client.createDatabase(db);
    ISchema schema = new ISchemaBuilder().setSchemaType(SchemaType.AVRO).setDbName(dbName).setName(uniqueSchemaName()).build();
    client.createISchema(schema);
    // Create schema with no serde, then map it
    SchemaVersion schemaVersion = new SchemaVersionBuilder().versionOf(schema).setVersion(1).addCol("x", ColumnType.BOOLEAN_TYPE_NAME).build();
    client.addSchemaVersion(schemaVersion);
    SerDeInfo serDeInfo = new SerDeInfo(uniqueSerdeName(), "lib", Collections.emptyMap());
    client.addSerDe(serDeInfo);
    client.mapSchemaVersionToSerde(dbName, schema.getName(), schemaVersion.getVersion(), serDeInfo.getName());
    schemaVersion = client.getSchemaVersion(dbName, schema.getName(), schemaVersion.getVersion());
    Assert.assertEquals(serDeInfo.getName(), schemaVersion.getSerDe().getName());
    // Create schema with a serde, then remap it
    String serDeName = uniqueSerdeName();
    schemaVersion = new SchemaVersionBuilder().versionOf(schema).setVersion(2).addCol("x", ColumnType.BOOLEAN_TYPE_NAME).setSerdeName(serDeName).setSerdeLib("x").build();
    client.addSchemaVersion(schemaVersion);
    schemaVersion = client.getSchemaVersion(dbName, schema.getName(), 2);
    Assert.assertEquals(serDeName, schemaVersion.getSerDe().getName());
    serDeInfo = new SerDeInfo(uniqueSerdeName(), "y", Collections.emptyMap());
    client.addSerDe(serDeInfo);
    client.mapSchemaVersionToSerde(dbName, schema.getName(), 2, serDeInfo.getName());
    schemaVersion = client.getSchemaVersion(dbName, schema.getName(), 2);
    Assert.assertEquals(serDeInfo.getName(), schemaVersion.getSerDe().getName());
}

Example 18 with ISchema

use of org.apache.hadoop.hive.metastore.api.ISchema in project hive by apache.

the class TestHiveMetaStoreSchemaMethods method multipleSchemaVersions.

// Test that adding multiple versions of the same schema
@Test
public void multipleSchemaVersions() throws TException {
    String schemaName = uniqueSchemaName();
    ISchema schema = new ISchemaBuilder().setSchemaType(SchemaType.AVRO).setName(schemaName).build();
    client.createISchema(schema);
    SchemaVersion schemaVersion = new SchemaVersionBuilder().versionOf(schema).setVersion(1).addCol("a", ColumnType.BIGINT_TYPE_NAME).build();
    client.addSchemaVersion(schemaVersion);
    schemaVersion = new SchemaVersionBuilder().versionOf(schema).setVersion(2).addCol("a", ColumnType.BIGINT_TYPE_NAME).addCol("b", ColumnType.DATE_TYPE_NAME).build();
    client.addSchemaVersion(schemaVersion);
    schemaVersion = new SchemaVersionBuilder().versionOf(schema).setVersion(3).addCol("a", ColumnType.BIGINT_TYPE_NAME).addCol("b", ColumnType.DATE_TYPE_NAME).addCol("c", ColumnType.TIMESTAMP_TYPE_NAME).build();
    client.addSchemaVersion(schemaVersion);
    Assert.assertEquals(3, (int) preEvents.get(PreEventContext.PreEventType.ADD_SCHEMA_VERSION));
    Assert.assertEquals(3, (int) events.get(EventMessage.EventType.ADD_SCHEMA_VERSION));
    Assert.assertEquals(3, (int) transactionalEvents.get(EventMessage.EventType.ADD_SCHEMA_VERSION));
    schemaVersion = client.getSchemaLatestVersion(DEFAULT_DATABASE_NAME, schemaName);
    Assert.assertEquals(3, schemaVersion.getVersion());
    Assert.assertEquals(3, schemaVersion.getColsSize());
    List<FieldSchema> cols = schemaVersion.getCols();
    Collections.sort(cols);
    Assert.assertEquals("a", cols.get(0).getName());
    Assert.assertEquals("b", cols.get(1).getName());
    Assert.assertEquals("c", cols.get(2).getName());
    Assert.assertEquals(ColumnType.BIGINT_TYPE_NAME, cols.get(0).getType());
    Assert.assertEquals(ColumnType.DATE_TYPE_NAME, cols.get(1).getType());
    Assert.assertEquals(ColumnType.TIMESTAMP_TYPE_NAME, cols.get(2).getType());
    Assert.assertEquals(1, (int) preEvents.get(PreEventContext.PreEventType.READ_SCHEMA_VERSION));
    List<SchemaVersion> versions = client.getSchemaAllVersions(DEFAULT_DATABASE_NAME, schemaName);
    Assert.assertEquals(2, (int) preEvents.get(PreEventContext.PreEventType.READ_SCHEMA_VERSION));
    Assert.assertEquals(3, versions.size());
    versions.sort(Comparator.comparingInt(SchemaVersion::getVersion));
    Assert.assertEquals(1, versions.get(0).getVersion());
    Assert.assertEquals(1, versions.get(0).getColsSize());
    Assert.assertEquals(ColumnType.BIGINT_TYPE_NAME, versions.get(0).getCols().get(0).getType());
    Assert.assertEquals(2, versions.get(1).getVersion());
    Assert.assertEquals(2, versions.get(1).getColsSize());
    cols = versions.get(1).getCols();
    Collections.sort(cols);
    Assert.assertEquals("a", cols.get(0).getName());
    Assert.assertEquals("b", cols.get(1).getName());
    Assert.assertEquals(ColumnType.BIGINT_TYPE_NAME, cols.get(0).getType());
    Assert.assertEquals(ColumnType.DATE_TYPE_NAME, cols.get(1).getType());
    Assert.assertEquals(3, versions.get(2).getVersion());
    Assert.assertEquals(3, versions.get(2).getColsSize());
    cols = versions.get(2).getCols();
    Collections.sort(cols);
    Assert.assertEquals("a", cols.get(0).getName());
    Assert.assertEquals("b", cols.get(1).getName());
    Assert.assertEquals("c", cols.get(2).getName());
    Assert.assertEquals(ColumnType.BIGINT_TYPE_NAME, cols.get(0).getType());
    Assert.assertEquals(ColumnType.DATE_TYPE_NAME, cols.get(1).getType());
    Assert.assertEquals(ColumnType.TIMESTAMP_TYPE_NAME, cols.get(2).getType());
}

Example 19 with ISchema

use of org.apache.hadoop.hive.metastore.api.ISchema in project hive by apache.

the class TestHiveMetaStoreSchemaMethods method setVersionState.

@Test
public void setVersionState() throws TException {
    String schemaName = uniqueSchemaName();
    ISchema schema = new ISchemaBuilder().setSchemaType(SchemaType.AVRO).setName(schemaName).build();
    client.createISchema(schema);
    SchemaVersion schemaVersion = new SchemaVersionBuilder().versionOf(schema).setVersion(1).addCol("a", ColumnType.BINARY_TYPE_NAME).build();
    client.addSchemaVersion(schemaVersion);
    schemaVersion = client.getSchemaVersion(DEFAULT_DATABASE_NAME, schemaName, 1);
    Assert.assertNull(schemaVersion.getState());
    client.setSchemaVersionState(DEFAULT_DATABASE_NAME, schemaName, 1, SchemaVersionState.INITIATED);
    Assert.assertEquals(1, (int) preEvents.get(PreEventContext.PreEventType.ALTER_SCHEMA_VERSION));
    Assert.assertEquals(1, (int) events.get(EventMessage.EventType.ALTER_SCHEMA_VERSION));
    Assert.assertEquals(1, (int) transactionalEvents.get(EventMessage.EventType.ALTER_SCHEMA_VERSION));
    schemaVersion = client.getSchemaVersion(DEFAULT_DATABASE_NAME, schemaName, 1);
    Assert.assertEquals(SchemaVersionState.INITIATED, schemaVersion.getState());
    client.setSchemaVersionState(DEFAULT_DATABASE_NAME, schemaName, 1, SchemaVersionState.REVIEWED);
    Assert.assertEquals(2, (int) preEvents.get(PreEventContext.PreEventType.ALTER_SCHEMA_VERSION));
    Assert.assertEquals(2, (int) events.get(EventMessage.EventType.ALTER_SCHEMA_VERSION));
    Assert.assertEquals(2, (int) transactionalEvents.get(EventMessage.EventType.ALTER_SCHEMA_VERSION));
    schemaVersion = client.getSchemaVersion(DEFAULT_DATABASE_NAME, schemaName, 1);
    Assert.assertEquals(SchemaVersionState.REVIEWED, schemaVersion.getState());
}

Example 20 with ISchema

use of org.apache.hadoop.hive.metastore.api.ISchema in project hive by apache.

the class TestHiveMetaStoreSchemaMethods method latestSchemaVersionBogusDb.

@Test(expected = NoSuchObjectException.class)
public void latestSchemaVersionBogusDb() throws TException {
    String schemaName = uniqueSchemaName();
    ISchema schema = new ISchemaBuilder().setSchemaType(SchemaType.AVRO).setName(schemaName).build();
    client.createISchema(schema);
    client.getSchemaLatestVersion("bogus", schemaName);
}