Examples with RelationNameSwap io.crate.execution.ddl.RelationNameSwap used on opensource projects

Example 1 with RelationNameSwap

use of io.crate.execution.ddl.RelationNameSwap in project crate by crate.

the class SwapTablePlan method executeOrFail.

@Override
public void executeOrFail(DependencyCarrier dependencies, PlannerContext plannerContext, RowConsumer consumer, Row params, SubQueryResults subQueryResults) {
    boolean dropSource = Objects.requireNonNull(DataTypes.BOOLEAN.sanitizeValue(SymbolEvaluator.evaluate(plannerContext.transactionContext(), dependencies.nodeContext(), swapTable.dropSource(), params, subQueryResults)), SwapTableAnalyzer.DROP_SOURCE + " option must be true or false, not null");
    RelationName source = swapTable.source().ident();
    SwapRelationsRequest request = new SwapRelationsRequest(Collections.singletonList(new RelationNameSwap(source, swapTable.target().ident())), dropSource ? Collections.singletonList(source) : emptyList());
    OneRowActionListener<AcknowledgedResponse> listener = new OneRowActionListener<>(consumer, r -> r.isAcknowledged() ? new Row1(1L) : new Row1(0L));
    dependencies.swapRelationsAction().execute(request, listener);
}