Examples with CannotBuildQueryException org.apache.druid.sql.calcite.rel.CannotBuildQueryException used on opensource projects

Example 1 with CannotBuildQueryException

use of org.apache.druid.sql.calcite.rel.CannotBuildQueryException in project druid by druid-io.

the class NativeQueryMaker method runQuery.

@Override
public Sequence<Object[]> runQuery(final DruidQuery druidQuery) {
    final Query<?> query = druidQuery.getQuery();
    if (plannerContext.getPlannerConfig().isRequireTimeCondition() && !(druidQuery.getDataSource() instanceof InlineDataSource)) {
        if (Intervals.ONLY_ETERNITY.equals(findBaseDataSourceIntervals(query))) {
            throw new CannotBuildQueryException("requireTimeCondition is enabled, all queries must include a filter condition on the __time column");
        }
    }
    int numFilters = plannerContext.getPlannerConfig().getMaxNumericInFilters();
    // Instead of IN(v1,v2,v3) user should specify IN('v1','v2','v3')
    if (numFilters != PlannerConfig.NUM_FILTER_NOT_USED) {
        if (query.getFilter() instanceof OrDimFilter) {
            OrDimFilter orDimFilter = (OrDimFilter) query.getFilter();
            int numBoundFilters = 0;
            for (DimFilter filter : orDimFilter.getFields()) {
                numBoundFilters += filter instanceof BoundDimFilter ? 1 : 0;
            }
            if (numBoundFilters > numFilters) {
                String dimension = ((BoundDimFilter) (orDimFilter.getFields().get(0))).getDimension();
                throw new UOE(StringUtils.format("The number of values in the IN clause for [%s] in query exceeds configured maxNumericFilter limit of [%s] for INs. Cast [%s] values of IN clause to String", dimension, numFilters, orDimFilter.getFields().size()));
            }
        }
    }
    final List<String> rowOrder;
    if (query instanceof TimeseriesQuery && !druidQuery.getGrouping().getDimensions().isEmpty()) {
        // Hack for timeseries queries: when generating them, DruidQuery.toTimeseriesQuery translates a dimension
        // based on a timestamp_floor expression into a 'granularity'. This is not reflected in the druidQuery's
        // output row signature, so we have to account for it here.
        // TODO: We can remove this once https://github.com/apache/druid/issues/9974 is done.
        final String timeDimension = Iterables.getOnlyElement(druidQuery.getGrouping().getDimensions()).getOutputName();
        rowOrder = druidQuery.getOutputRowSignature().getColumnNames().stream().map(f -> timeDimension.equals(f) ? ColumnHolder.TIME_COLUMN_NAME : f).collect(Collectors.toList());
    } else {
        rowOrder = druidQuery.getOutputRowSignature().getColumnNames();
    }
    final List<SqlTypeName> columnTypes = druidQuery.getOutputRowType().getFieldList().stream().map(f -> f.getType().getSqlTypeName()).collect(Collectors.toList());
    return execute(query, mapColumnList(rowOrder, fieldMapping), mapColumnList(columnTypes, fieldMapping));
}