// take the best (whatever that means), or all of them?
useStar(schema, materialization);
RelOptTable table =
this.catalogReader.getTable(materialization.materializedTable.path());
materialization.tableRel = sqlToRelConverter2.toRel(table);
}
/** Converts a relational expression to use a
* {@link net.hydromatic.optiq.impl.StarTable} defined in {@code schema}.
* Uses the first star table that fits. */