public RelOptTableImpl getTable(final List<String> names) {
// First look in the default schema, if any.
if (defaultSchema != null) {
RelOptTableImpl table = getTableFrom(names, defaultSchema);
if (table != null) {
return table;
}
}
// If not found, look in the root schema
return getTableFrom(names, ImmutableList.<String>of());
}
private Collection<Function> getFunctionsFrom(List<String> names) {
final List<Function> functions2 = Lists.newArrayList();
final List<? extends List<String>> schemaNameList;
if (names.size() > 1) {
// If name is qualified, ignore path.
schemaNameList = ImmutableList.of(ImmutableList.<String>of());
} else {
OptiqSchema schema = getSchema(defaultSchema);
if (schema == null) {
schemaNameList = ImmutableList.of();
} else {
schemaNameList = schema.getPath();
}
}
for (List<String> schemaNames : schemaNameList) {
OptiqSchema schema = getSchema(Iterables.concat(schemaNames, Util.skipLast(names)));
if (schema != null) {
final String name = Util.last(names);
functions2.addAll(schema.getFunctions(name, true));
}
}
return functions2;
}
public List<SqlMoniker> getAllSchemaObjectNames(List<String> names) {
final OptiqSchema schema = getSchema(names);
if (schema == null) {
return ImmutableList.of();
}
final List<SqlMoniker> result = new ArrayList<SqlMoniker>();
final Map<String, OptiqSchema> schemaMap = schema.getSubSchemaMap();
for (String subSchema : schemaMap.keySet()) {
result.add(new SqlMonikerImpl(schema.path(subSchema), SqlMonikerType.SCHEMA));
}
for (String table : schema.getTableNames()) {
result.add(new SqlMonikerImpl(schema.path(table), SqlMonikerType.TABLE));
}
final NavigableSet<String> functions = schema.getFunctionNames();
for (String function : functions) { // views are here as well
result.add(new SqlMonikerImpl(schema.path(function), SqlMonikerType.FUNCTION));
}
return result;
}