Examples with SchemaTableName com.facebook.presto.spi.SchemaTableName used on opensource projects

Example 11 with SchemaTableName

use of com.facebook.presto.spi.SchemaTableName in project presto by prestodb.

the class AccumuloClient method getScanAuthorizations.

/**
     * Gets the scan authorizations to use for scanning tables.
     * <p>
     * In order of priority: session username authorizations, then table property, then the default connector auths.
     *
     * @param session Current session
     * @param schema Schema name
     * @param table Table Name
     * @return Scan authorizations
     * @throws AccumuloException If a generic Accumulo error occurs
     * @throws AccumuloSecurityException If a security exception occurs
     */
private Authorizations getScanAuthorizations(ConnectorSession session, String schema, String table) throws AccumuloException, AccumuloSecurityException {
    String sessionScanUser = AccumuloSessionProperties.getScanUsername(session);
    if (sessionScanUser != null) {
        Authorizations scanAuths = connector.securityOperations().getUserAuthorizations(sessionScanUser);
        LOG.debug("Using session scan auths for user %s: %s", sessionScanUser, scanAuths);
        return scanAuths;
    }
    AccumuloTable accumuloTable = this.getTable(new SchemaTableName(schema, table));
    if (accumuloTable == null) {
        throw new TableNotFoundException(new SchemaTableName(schema, table));
    }
    Optional<String> strAuths = accumuloTable.getScanAuthorizations();
    if (strAuths.isPresent()) {
        Authorizations scanAuths = new Authorizations(Iterables.toArray(COMMA_SPLITTER.split(strAuths.get()), String.class));
        LOG.debug("scan_auths table property set, using: %s", scanAuths);
        return scanAuths;
    }
    LOG.debug("scan_auths table property not set, using connector auths: %s", this.auths);
    return this.auths;
}

Example 12 with SchemaTableName

use of com.facebook.presto.spi.SchemaTableName in project presto by prestodb.

the class HiveMetadata method beginInsert.

@Override
public HiveInsertTableHandle beginInsert(ConnectorSession session, ConnectorTableHandle tableHandle) {
    verifyJvmTimeZone();
    SchemaTableName tableName = schemaTableName(tableHandle);
    Optional<Table> table = metastore.getTable(tableName.getSchemaName(), tableName.getTableName());
    if (!table.isPresent()) {
        throw new TableNotFoundException(tableName);
    }
    checkTableIsWritable(table.get());
    for (Column column : table.get().getDataColumns()) {
        if (!isWritableType(column.getType())) {
            throw new PrestoException(NOT_SUPPORTED, format("Inserting into Hive table %s.%s with column type %s not supported", table.get().getDatabaseName(), table.get().getTableName(), column.getType()));
        }
    }
    List<HiveColumnHandle> handles = hiveColumnHandles(connectorId, table.get()).stream().filter(columnHandle -> !columnHandle.isHidden()).collect(toList());
    HiveStorageFormat tableStorageFormat = extractHiveStorageFormat(table.get());
    LocationHandle locationHandle = locationService.forExistingTable(metastore, session.getUser(), session.getQueryId(), table.get());
    HiveInsertTableHandle result = new HiveInsertTableHandle(connectorId, tableName.getSchemaName(), tableName.getTableName(), handles, session.getQueryId(), metastore.generatePageSinkMetadata(tableName), locationHandle, table.get().getStorage().getBucketProperty(), tableStorageFormat, respectTableFormat ? tableStorageFormat : defaultStorageFormat);
    Optional<Path> writePathRoot = locationService.writePathRoot(locationHandle);
    Path targetPathRoot = locationService.targetPathRoot(locationHandle);
    if (writePathRoot.isPresent()) {
        WriteMode mode = writePathRoot.get().equals(targetPathRoot) ? DIRECT_TO_TARGET_NEW_DIRECTORY : STAGE_AND_MOVE_TO_TARGET_DIRECTORY;
        metastore.declareIntentionToWrite(session, mode, writePathRoot.get(), result.getFilePrefix(), tableName);
    } else {
        metastore.declareIntentionToWrite(session, DIRECT_TO_TARGET_EXISTING_DIRECTORY, targetPathRoot, result.getFilePrefix(), tableName);
    }
    return result;
}

Example 13 with SchemaTableName

use of com.facebook.presto.spi.SchemaTableName in project presto by prestodb.

the class HiveMetadata method getColumnHandles.

@Override
public Map<String, ColumnHandle> getColumnHandles(ConnectorSession session, ConnectorTableHandle tableHandle) {
    SchemaTableName tableName = schemaTableName(tableHandle);
    Optional<Table> table = metastore.getTable(tableName.getSchemaName(), tableName.getTableName());
    if (!table.isPresent()) {
        throw new TableNotFoundException(tableName);
    }
    ImmutableMap.Builder<String, ColumnHandle> columnHandles = ImmutableMap.builder();
    for (HiveColumnHandle columnHandle : hiveColumnHandles(connectorId, table.get())) {
        columnHandles.put(columnHandle.getName(), columnHandle);
    }
    return columnHandles.build();
}

Example 14 with SchemaTableName

use of com.facebook.presto.spi.SchemaTableName in project presto by prestodb.

the class HiveMetadata method getTableMetadata.

@Override
public ConnectorTableMetadata getTableMetadata(ConnectorSession session, ConnectorTableHandle tableHandle) {
    requireNonNull(tableHandle, "tableHandle is null");
    SchemaTableName tableName = schemaTableName(tableHandle);
    return getTableMetadata(tableName);
}

Example 15 with SchemaTableName

use of com.facebook.presto.spi.SchemaTableName in project presto by prestodb.

the class HiveMetadata method listTableColumns.

@SuppressWarnings("TryWithIdenticalCatches")
@Override
public Map<SchemaTableName, List<ColumnMetadata>> listTableColumns(ConnectorSession session, SchemaTablePrefix prefix) {
    requireNonNull(prefix, "prefix is null");
    ImmutableMap.Builder<SchemaTableName, List<ColumnMetadata>> columns = ImmutableMap.builder();
    for (SchemaTableName tableName : listTables(session, prefix)) {
        try {
            columns.put(tableName, getTableMetadata(tableName).getColumns());
        } catch (HiveViewNotSupportedException e) {
        // view is not supported
        } catch (TableNotFoundException e) {
        // table disappeared during listing operation
        }
    }
    return columns.build();
}