How to use

singleValueQuery

method

in

io.prestosql.sql.QueryUtil

private Node getQueryPlan(Explain node, ExplainType.Type planType, ExplainFormat.Type planFormat)
    throws IllegalArgumentException
{
  PreparedQuery preparedQuery = queryPreparer.prepareQuery(session, node.getStatement());
  if (planType == VALIDATE) {
    queryExplainer.get().analyze(session, preparedQuery.getStatement(), preparedQuery.getParameters(), warningCollector);
    return singleValueQuery("Valid", true);
  }
  String plan;
  switch (planFormat) {
    case GRAPHVIZ:
      plan = queryExplainer.get().getGraphvizPlan(session, preparedQuery.getStatement(), planType, preparedQuery.getParameters(), warningCollector);
      break;
    case JSON:
      plan = queryExplainer.get().getJsonPlan(session, preparedQuery.getStatement(), planType, preparedQuery.getParameters(), warningCollector);
      break;
    case TEXT:
      plan = queryExplainer.get().getPlan(session, preparedQuery.getStatement(), planType, preparedQuery.getParameters(), warningCollector);
      break;
    default:
      throw new IllegalArgumentException("Invalid Explain Format: " + planFormat.toString());
  }
  return singleValueQuery("Query Plan", plan);
}

private Node getQueryPlan(Explain node, ExplainType.Type planType, ExplainFormat.Type planFormat)
    throws IllegalArgumentException
{
  PreparedQuery preparedQuery = queryPreparer.prepareQuery(session, node.getStatement());
  if (planType == VALIDATE) {
    queryExplainer.get().analyze(session, preparedQuery.getStatement(), preparedQuery.getParameters(), warningCollector);
    return singleValueQuery("Valid", true);
  }
  String plan;
  switch (planFormat) {
    case GRAPHVIZ:
      plan = queryExplainer.get().getGraphvizPlan(session, preparedQuery.getStatement(), planType, preparedQuery.getParameters(), warningCollector);
      break;
    case JSON:
      plan = queryExplainer.get().getJsonPlan(session, preparedQuery.getStatement(), planType, preparedQuery.getParameters(), warningCollector);
      break;
    case TEXT:
      plan = queryExplainer.get().getPlan(session, preparedQuery.getStatement(), planType, preparedQuery.getParameters(), warningCollector);
      break;
    default:
      throw new IllegalArgumentException("Invalid Explain Format: " + planFormat.toString());
  }
  return singleValueQuery("Query Plan", plan);
}

Identifier catalogName = (parts.size() > 2) ? parts.get(2) : new Identifier(objectName.getCatalogName());
String sql = formatSql(new CreateView(QualifiedName.of(ImmutableList.of(catalogName, schemaName, tableName)), query, false, Optional.empty()), Optional.of(parameters)).trim();
return singleValueQuery("Create View", sql);
    propertyNodes,
    connectorTableMetadata.getComment());
return singleValueQuery("Create Table", formatSql(createTable, Optional.of(parameters)).trim());

return singleValueQuery("Create View", sql);
    propertyNodes,
    connectorTableMetadata.getComment());
return singleValueQuery("Create Table", formatSql(createTable, Optional.of(parameters)).trim());