How to use

supportsLateralJoin

method

in

org.teiid.translator.ExecutionFactory

/**
 * 
 * @return true if the source supports lateral join conditions
 */
public boolean supportsLateralJoinCondition() {
  return supportsLateralJoin();
}

tgtCaps.setCapabilitySupport(Capability.SUBQUERY_CORRELATED_LIMIT, srcCaps.supportsCorrelatedSubqueryLimit());
tgtCaps.setCapabilitySupport(Capability.QUERY_SUBQUERIES_SCALAR_PROJECTION, srcCaps.supportsScalarSubqueryProjection());
tgtCaps.setCapabilitySupport(Capability.QUERY_FROM_JOIN_LATERAL, srcCaps.supportsLateralJoin());
tgtCaps.setCapabilitySupport(Capability.QUERY_FROM_JOIN_LATERAL_CONDITION, srcCaps.supportsLateralJoin() && srcCaps.supportsLateralJoinCondition());
tgtCaps.setCapabilitySupport(Capability.QUERY_FROM_PROCEDURE_TABLE, srcCaps.supportsProcedureTable());
tgtCaps.setCapabilitySupport(Capability.QUERY_GROUP_BY_MULTIPLE_DISTINCT_AGGREGATES, srcCaps.supportsGroupByMultipleDistinctAggregates());

tgtCaps.setCapabilitySupport(Capability.SUBQUERY_CORRELATED_LIMIT, srcCaps.supportsCorrelatedSubqueryLimit());
tgtCaps.setCapabilitySupport(Capability.QUERY_SUBQUERIES_SCALAR_PROJECTION, srcCaps.supportsScalarSubqueryProjection());
tgtCaps.setCapabilitySupport(Capability.QUERY_FROM_JOIN_LATERAL, srcCaps.supportsLateralJoin());
setSupports(connectorID, tgtCaps, Capability.QUERY_FROM_JOIN_LATERAL_CONDITION, srcCaps.supportsLateralJoinCondition(), Capability.QUERY_FROM_JOIN_LATERAL);
tgtCaps.setCapabilitySupport(Capability.QUERY_ONLY_FROM_JOIN_LATERAL_PROCEDURE, srcCaps.supportsOnlyLateralJoinProcedure());

@TranslatorProperty(display="Supports Lateral Join", advanced=true)
@Override
public boolean supportsLateralJoin() {
  if (supportsLateralJoin != null) {
    return supportsLateralJoin;
  }
  return delegate.supportsLateralJoin();
}
public void setSupportsLateralJoin(boolean value) {

tgtCaps.setCapabilitySupport(Capability.SUBQUERY_CORRELATED_LIMIT, srcCaps.supportsCorrelatedSubqueryLimit());
tgtCaps.setCapabilitySupport(Capability.QUERY_SUBQUERIES_SCALAR_PROJECTION, srcCaps.supportsScalarSubqueryProjection());
tgtCaps.setCapabilitySupport(Capability.QUERY_FROM_JOIN_LATERAL, srcCaps.supportsLateralJoin());
setSupports(connectorID, tgtCaps, Capability.QUERY_FROM_JOIN_LATERAL_CONDITION, srcCaps.supportsLateralJoinCondition(), Capability.QUERY_FROM_JOIN_LATERAL);
tgtCaps.setCapabilitySupport(Capability.QUERY_ONLY_FROM_JOIN_LATERAL_PROCEDURE, srcCaps.supportsOnlyLateralJoinProcedure());