Examples with ConnectorMetadata com.facebook.presto.spi.connector.ConnectorMetadata used on opensource projects

Example 56 with ConnectorMetadata

use of com.facebook.presto.spi.connector.ConnectorMetadata in project presto by prestodb.

the class MetadataManager method getTableHandle.

@Override
public Optional<TableHandle> getTableHandle(Session session, QualifiedObjectName table) {
    requireNonNull(table, "table is null");
    Optional<CatalogMetadata> catalog = getOptionalCatalogMetadata(session, table.getCatalogName());
    if (catalog.isPresent()) {
        CatalogMetadata catalogMetadata = catalog.get();
        ConnectorId connectorId = catalogMetadata.getConnectorId(table);
        ConnectorMetadata metadata = catalogMetadata.getMetadataFor(connectorId);
        ConnectorTableHandle tableHandle = metadata.getTableHandle(session.toConnectorSession(connectorId), table.asSchemaTableName());
        if (tableHandle != null) {
            return Optional.of(new TableHandle(connectorId, tableHandle));
        }
    }
    return Optional.empty();
}

Example 57 with ConnectorMetadata

use of com.facebook.presto.spi.connector.ConnectorMetadata in project presto by prestodb.

the class MetadataManager method beginCreateTable.

@Override
public OutputTableHandle beginCreateTable(Session session, String catalogName, ConnectorTableMetadata tableMetadata, Optional<NewTableLayout> layout) {
    CatalogMetadata catalogMetadata = getCatalogMetadataForWrite(session, catalogName);
    ConnectorId connectorId = catalogMetadata.getConnectorId();
    ConnectorMetadata metadata = catalogMetadata.getMetadata();
    ConnectorTransactionHandle transactionHandle = catalogMetadata.getTransactionHandleFor(connectorId);
    ConnectorSession connectorSession = session.toConnectorSession(connectorId);
    ConnectorOutputTableHandle handle = metadata.beginCreateTable(connectorSession, tableMetadata, layout.map(NewTableLayout::getLayout));
    return new OutputTableHandle(connectorId, transactionHandle, handle);
}

Example 58 with ConnectorMetadata

use of com.facebook.presto.spi.connector.ConnectorMetadata in project presto by prestodb.

the class MetadataManager method beginDelete.

@Override
public TableHandle beginDelete(Session session, TableHandle tableHandle) {
    ConnectorId connectorId = tableHandle.getConnectorId();
    ConnectorMetadata metadata = getMetadataForWrite(session, connectorId);
    ConnectorTableHandle newHandle = metadata.beginDelete(session.toConnectorSession(connectorId), tableHandle.getConnectorHandle());
    return new TableHandle(tableHandle.getConnectorId(), newHandle);
}

Example 59 with ConnectorMetadata

use of com.facebook.presto.spi.connector.ConnectorMetadata in project presto by prestodb.

the class MetadataManager method dropSchema.

@Override
public void dropSchema(Session session, CatalogSchemaName schema) {
    CatalogMetadata catalogMetadata = getCatalogMetadataForWrite(session, schema.getCatalogName());
    ConnectorId connectorId = catalogMetadata.getConnectorId();
    ConnectorMetadata metadata = catalogMetadata.getMetadata();
    metadata.dropSchema(session.toConnectorSession(connectorId), schema.getSchemaName());
}

Example 60 with ConnectorMetadata

use of com.facebook.presto.spi.connector.ConnectorMetadata in project presto by prestodb.

the class MetadataManager method getTableMetadata.

@Override
public TableMetadata getTableMetadata(Session session, TableHandle tableHandle) {
    ConnectorId connectorId = tableHandle.getConnectorId();
    ConnectorMetadata metadata = getMetadata(session, connectorId);
    ConnectorTableMetadata tableMetadata = metadata.getTableMetadata(session.toConnectorSession(connectorId), tableHandle.getConnectorHandle());
    return new TableMetadata(connectorId, tableMetadata);
}