How to use
SetopNamespace
in
org.apache.calcite.sql.validate

Best Java code snippets using org.apache.calcite.sql.validate.SetopNamespace (Showing top 5 results out of 315)

Common ways to obtain SetopNamespace

private void myMethod () {
 SetopNamespace s =SqlValidatorImpl sqlValidatorImpl;SqlCall call;SqlNode enclosingNode;new SetopNamespace(sqlValidatorImpl, call, enclosingNode)
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}

/**
 * Creates a namespace for a set operation (<code>UNION</code>, <code>
 * INTERSECT</code>, or <code>EXCEPT</code>). Derived class may override
 * this factory method.
 *
 * @param call          Call to set operation
 * @param enclosingNode Enclosing node
 * @return Set operation namespace
 */
protected SetopNamespace createSetopNamespace(
  SqlCall call,
  SqlNode enclosingNode) {
  return new SetopNamespace(this, call, enclosingNode);
}

@Override public SqlMonotonicity getMonotonicity(String columnName) {
 SqlMonotonicity monotonicity = null;
 int index = getRowType().getFieldNames().indexOf(columnName);
 if (index < 0) {
  return SqlMonotonicity.NOT_MONOTONIC;
 }
 for (SqlNode operand : call.getOperandList()) {
  final SqlValidatorNamespace namespace = validator.getNamespace(operand);
  monotonicity = combine(monotonicity,
    namespace.getMonotonicity(
      namespace.getRowType().getFieldNames().get(index)));
 }
 return monotonicity;
}

@Override public SqlMonotonicity getMonotonicity(String columnName) {
 SqlMonotonicity monotonicity = null;
 int index = getRowType().getFieldNames().indexOf(columnName);
 if (index < 0) {
  return SqlMonotonicity.NOT_MONOTONIC;
 }
 for (SqlNode operand : call.getOperandList()) {
  final SqlValidatorNamespace namespace = validator.getNamespace(operand);
  monotonicity = combine(monotonicity,
    namespace.getMonotonicity(
      namespace.getRowType().getFieldNames().get(index)));
 }
 return monotonicity;
}

/**
 * Creates a namespace for a set operation (<code>UNION</code>, <code>
 * INTERSECT</code>, or <code>EXCEPT</code>). Derived class may override
 * this factory method.
 *
 * @param call          Call to set operation
 * @param enclosingNode Enclosing node
 * @return Set operation namespace
 */
protected SetopNamespace createSetopNamespace(
  SqlCall call,
  SqlNode enclosingNode) {
 return new SetopNamespace(this, call, enclosingNode);
}

/**
 * Creates a namespace for a set operation (<code>UNION</code>, <code>
 * INTERSECT</code>, or <code>EXCEPT</code>). Derived class may override
 * this factory method.
 *
 * @param call          Call to set operation
 * @param enclosingNode Enclosing node
 * @return Set operation namespace
 */
protected SetopNamespace createSetopNamespace(
  SqlCall call,
  SqlNode enclosingNode) {
 return new SetopNamespace(this, call, enclosingNode);
}

Javadoc

Namespace based upon a set operation (UNION, INTERSECT, EXCEPT).

Most used methods

<init>
Creates a SetopNamespace.
combine
getRowType

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How to useSetopNamespace in org.apache.calcite.sql.validate

Best Java code snippets using org.apache.calcite.sql.validate.SetopNamespace (Showing top 5 results out of 315)

How to use
SetopNamespace
in
org.apache.calcite.sql.validate