Package org.eigenbase.sql

Examples of org.eigenbase.sql.SqlKind

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  public static RexNode simplify(RexBuilder rexBuilder, RexNode e) {
    final List<RexNode> disjunctions = RelOptUtil.conjunctions(e);
    final List<RexNode> notDisjunctions = new ArrayList<RexNode>();
    for (int i = 0; i < disjunctions.size(); i++) {
      final RexNode disjunction = disjunctions.get(i);
      final SqlKind kind = disjunction.getKind();
      switch (kind) {
      case NOT:
        notDisjunctions.add(
            ((RexCall) disjunction).getOperands().get(0));
        disjunctions.remove(i);
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  public static RexNode simplify(RexBuilder rexBuilder, RexNode e) {
    final List<RexNode> disjunctions = RelOptUtil.conjunctions(e);
    final List<RexNode> notDisjunctions = new ArrayList<RexNode>();
    for (int i = 0; i < disjunctions.size(); i++) {
      final RexNode disjunction = disjunctions.get(i);
      final SqlKind kind = disjunction.getKind();
      switch (kind) {
      case NOT:
        notDisjunctions.add(
            ((RexCall) disjunction).getOperands().get(0));
        disjunctions.remove(i);
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    @Override
    protected Expression convertCallAndOperands(RexCall call)
    {
        // TODO jvs 16-Oct-2006:  make this properly extensible
        final boolean needSub;
        final SqlKind operatorKind = call.getOperator().getKind();
        switch (operatorKind) {
        case CASE:
        case NEW_SPECIFICATION:
        case ROW:
            needSub = true;
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  public static RexNode simplify(RexBuilder rexBuilder, RexNode e) {
    final List<RexNode> disjunctions = RelOptUtil.conjunctions(e);
    final List<RexNode> notDisjunctions = new ArrayList<RexNode>();
    for (int i = 0; i < disjunctions.size(); i++) {
      final RexNode disjunction = disjunctions.get(i);
      final SqlKind kind = disjunction.getKind();
      switch (kind) {
      case NOT:
        notDisjunctions.add(
            ((RexCall) disjunction).getOperands().get(0));
        disjunctions.remove(i);
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    if (isPartitionPredicate(call, this.childRel)) {
      return 1.0;
    }

    Double selectivity = null;
    SqlKind op = getOp(call);

    switch (op) {
    case AND: {
      selectivity = computeConjunctionSelectivity(call);
      break;
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    }
    return false;
  }

  private SqlKind getOp(RexCall call) {
    SqlKind op = call.getKind();

    if (call.getKind().equals(SqlKind.OTHER_FUNCTION)
        && SqlTypeUtil.inBooleanFamily(call.getType())) {
      SqlOperator sqlOp = call.getOperator();
      String opName = (sqlOp != null) ? sqlOp.getName() : "";
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  public static RexNode simplify(RexBuilder rexBuilder, RexNode e) {
    final List<RexNode> disjunctions = RelOptUtil.conjunctions(e);
    final List<RexNode> notDisjunctions = new ArrayList<RexNode>();
    for (int i = 0; i < disjunctions.size(); i++) {
      final RexNode disjunction = disjunctions.get(i);
      final SqlKind kind = disjunction.getKind();
      switch (kind) {
      case NOT:
        notDisjunctions.add(
            ((RexCall) disjunction).getOperands().get(0));
        disjunctions.remove(i);
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Related Classes of org.eigenbase.sql.SqlKind

  • net.sf.farrago.ojrex.FarragoRexToOJTranslator
  • org.apache.hadoop.hive.ql.optimizer.optiq.stats.FilterSelectivityEstimator
  • org.eigenbase.relopt.SubstitutionVisitor
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