final Database database = liquibase.getDatabase();
final String catalogName = namespace.getString("catalog");
final String schemaName = namespace.getString("schema");
if(database.supportsCatalogs() && catalogName != null) {
database.setDefaultCatalogName(catalogName);
database.setOutputDefaultCatalog(true);
}
if(database.supportsSchemas() && schemaName != null) {
database.setDefaultSchemaName(schemaName);