Examples with JetSqlRow com.hazelcast.sql.impl.row.JetSqlRow used on opensource projects

Example 41 with JetSqlRow

use of com.hazelcast.sql.impl.row.JetSqlRow in project hazelcast by hazelcast.

the class SlidingWindowAggregatePhysicalRel method outputValueMapping.

@SuppressWarnings("checkstyle:MagicNumber")
public KeyedWindowResultFunction<? super Object, ? super JetSqlRow, ?> outputValueMapping() {
    int[] windowBoundsIndexMask = new int[getRowType().getFieldCount()];
    QueryDataType descriptorType = HazelcastTypeUtils.toHazelcastType(timestampExpression.getType());
    for (Integer index : windowStartIndexes) {
        windowBoundsIndexMask[index] = -1;
    }
    for (Integer index : windowEndIndexes) {
        windowBoundsIndexMask[index] = -2;
    }
    for (int i = 0, j = 0; i < windowBoundsIndexMask.length; i++) {
        if (windowBoundsIndexMask[i] >= 0) {
            windowBoundsIndexMask[i] = j++;
        }
    }
    return (start, end, ignoredKey, result, isEarly) -> insertWindowBound(result, start, end, descriptorType, windowBoundsIndexMask);
}

Example 42 with JetSqlRow

use of com.hazelcast.sql.impl.row.JetSqlRow in project hazelcast by hazelcast.

the class JoinScanProcessorSupplier method join.

private static boolean join(@Nonnull List<JetSqlRow> rows, @Nonnull JetSqlRow left, @Nonnull List<JetSqlRow> rights, @Nonnull Expression<Boolean> condition, @Nonnull ExpressionEvalContext evalContext) {
    boolean matched = false;
    for (JetSqlRow right : rights) {
        JetSqlRow joined = ExpressionUtil.join(left, right, condition, evalContext);
        if (joined != null) {
            rows.add(joined);
            matched = true;
        }
    }
    return matched;
}

Example 43 with JetSqlRow

use of com.hazelcast.sql.impl.row.JetSqlRow in project hazelcast by hazelcast.

the class JoinByPrimitiveKeyProcessorSupplier method get.

@Nonnull
@Override
public Collection<? extends Processor> get(int count) {
    List<Processor> processors = new ArrayList<>(count);
    for (int i = 0; i < count; i++) {
        String mapName = this.mapName;
        KvRowProjector projector = rightRowProjectorSupplier.get(evalContext, extractors);
        Processor processor = new AsyncTransformUsingServiceOrderedP<>(ServiceFactories.nonSharedService(SecuredFunctions.iMapFn(mapName)), null, MAX_CONCURRENT_OPS, (IMap<Object, Object> map, JetSqlRow left) -> {
            Object key = left.get(leftEquiJoinIndex);
            if (key == null) {
                return inner ? null : completedFuture(null);
            }
            return map.getAsync(key).toCompletableFuture();
        }, (left, value) -> {
            JetSqlRow joined = join(left, left.get(leftEquiJoinIndex), value, projector, condition, evalContext);
            return joined != null ? singleton(joined) : inner ? null : singleton(left.extendedRow(projector.getColumnCount()));
        });
        processors.add(processor);
    }
    return processors;
}

Example 44 with JetSqlRow

use of com.hazelcast.sql.impl.row.JetSqlRow in project hazelcast by hazelcast.

the class UpdatingEntryProcessor method process.

@Override
public Long process(Map.Entry<Object, Object> entry) {
    if (entry.getValue() == null) {
        return 0L;
    } else {
        JetSqlRow row = rowProjectorSupplier.get(evalContext, extractors).project(entry.getKey(), entry.getValue());
        Object value = valueProjectorSupplier.get(evalContext).project(row);
        if (value == null) {
            throw QueryException.error("Cannot assign null to value");
        } else {
            entry.setValue(value);
            return 1L;
        }
    }
}

Example 45 with JetSqlRow

use of com.hazelcast.sql.impl.row.JetSqlRow in project hazelcast by hazelcast.

the class RowProjectorProcessorSupplier method get.

@Nonnull
@Override
public Collection<? extends Processor> get(int count) {
    List<Processor> processors = new ArrayList<>(count);
    for (int i = 0; i < count; i++) {
        ResettableSingletonTraverser<JetSqlRow> traverser = new ResettableSingletonTraverser<>();
        KvRowProjector projector = projectorSupplier.get(evalContext, extractors);
        Processor processor = new TransformP<LazyMapEntry<Object, Object>, JetSqlRow>(entry -> {
            traverser.accept(projector.project(entry.getKeyData(), entry.getValueData()));
            return traverser;
        });
        processors.add(processor);
    }
    return processors;
}