Examples with PREVIOUS_METADATA_LOCATION_PROP org.apache.iceberg.BaseMetastoreTableOperations.PREVIOUS_METADATA_LOCATION_PROP used on opensource projects

Example 1 with PREVIOUS_METADATA_LOCATION_PROP

use of org.apache.iceberg.BaseMetastoreTableOperations.PREVIOUS_METADATA_LOCATION_PROP in project trino by trinodb.

the class FileMetastoreTableOperations method commitToExistingTable.

@Override
protected void commitToExistingTable(TableMetadata base, TableMetadata metadata) {
    Table currentTable = getTable();
    checkState(currentMetadataLocation != null, "No current metadata location for existing table");
    String metadataLocation = currentTable.getParameters().get(METADATA_LOCATION_PROP);
    if (!currentMetadataLocation.equals(metadataLocation)) {
        throw new CommitFailedException("Metadata location [%s] is not same as table metadata location [%s] for %s", currentMetadataLocation, metadataLocation, getSchemaTableName());
    }
    String newMetadataLocation = writeNewMetadata(metadata, version + 1);
    Table table = Table.builder(currentTable).setDataColumns(toHiveColumns(metadata.schema().columns())).withStorage(storage -> storage.setLocation(metadata.location())).setParameter(METADATA_LOCATION_PROP, newMetadataLocation).setParameter(PREVIOUS_METADATA_LOCATION_PROP, currentMetadataLocation).build();
    // todo privileges should not be replaced for an alter
    PrincipalPrivileges privileges = table.getOwner().map(MetastoreUtil::buildInitialPrivilegeSet).orElse(NO_PRIVILEGES);
    metastore.replaceTable(database, tableName, table, privileges);
}