Java Code Examples for org.apache.calcite.sql.SqlNode#equalsDeep()

The following examples show how to use org.apache.calcite.sql.SqlNode#equalsDeep() . You can vote up the ones you like or vote down the ones you don't like, and go to the original project or source file by following the links above each example. You may check out the related API usage on the sidebar.
Example 1
Source File: SelectScope.java    From Bats with Apache License 2.0 6 votes vote down vote up 
public SqlMonotonicity getMonotonicity(SqlNode expr) {
  SqlMonotonicity monotonicity = expr.getMonotonicity(this);
  if (monotonicity != SqlMonotonicity.NOT_MONOTONIC) {
    return monotonicity;
  }

  // TODO: compare fully qualified names
  final SqlNodeList orderList = getOrderList();
  if (orderList.size() > 0) {
    SqlNode order0 = orderList.get(0);
    monotonicity = SqlMonotonicity.INCREASING;
    if ((order0 instanceof SqlCall)
        && (((SqlCall) order0).getOperator()
        == SqlStdOperatorTable.DESC)) {
      monotonicity = monotonicity.reverse();
      order0 = ((SqlCall) order0).operand(0);
    }
    if (expr.equalsDeep(order0, Litmus.IGNORE)) {
      return monotonicity;
    }
  }

  return SqlMonotonicity.NOT_MONOTONIC;
}
Example 2
Source File: OverScope.java    From Bats with Apache License 2.0 6 votes vote down vote up 
public SqlMonotonicity getMonotonicity(SqlNode expr) {
  SqlMonotonicity monotonicity = expr.getMonotonicity(this);
  if (monotonicity != SqlMonotonicity.NOT_MONOTONIC) {
    return monotonicity;
  }

  if (children.size() == 1) {
    final SqlValidatorNamespace child = children.get(0).namespace;
    final List<Pair<SqlNode, SqlMonotonicity>> monotonicExprs =
        child.getMonotonicExprs();
    for (Pair<SqlNode, SqlMonotonicity> pair : monotonicExprs) {
      if (expr.equalsDeep(pair.left, Litmus.IGNORE)) {
        return pair.right;
      }
    }
  }
  return super.getMonotonicity(expr);
}
Example 3
Source File: SelectScope.java    From calcite with Apache License 2.0 6 votes vote down vote up 
public SqlMonotonicity getMonotonicity(SqlNode expr) {
  SqlMonotonicity monotonicity = expr.getMonotonicity(this);
  if (monotonicity != SqlMonotonicity.NOT_MONOTONIC) {
    return monotonicity;
  }

  // TODO: compare fully qualified names
  final SqlNodeList orderList = getOrderList();
  if (orderList.size() > 0) {
    SqlNode order0 = orderList.get(0);
    monotonicity = SqlMonotonicity.INCREASING;
    if ((order0 instanceof SqlCall)
        && (((SqlCall) order0).getOperator()
        == SqlStdOperatorTable.DESC)) {
      monotonicity = monotonicity.reverse();
      order0 = ((SqlCall) order0).operand(0);
    }
    if (expr.equalsDeep(order0, Litmus.IGNORE)) {
      return monotonicity;
    }
  }

  return SqlMonotonicity.NOT_MONOTONIC;
}
Example 4
Source File: OverScope.java    From calcite with Apache License 2.0 6 votes vote down vote up 
public SqlMonotonicity getMonotonicity(SqlNode expr) {
  SqlMonotonicity monotonicity = expr.getMonotonicity(this);
  if (monotonicity != SqlMonotonicity.NOT_MONOTONIC) {
    return monotonicity;
  }

  if (children.size() == 1) {
    final SqlValidatorNamespace child = children.get(0).namespace;
    final List<Pair<SqlNode, SqlMonotonicity>> monotonicExprs =
        child.getMonotonicExprs();
    for (Pair<SqlNode, SqlMonotonicity> pair : monotonicExprs) {
      if (expr.equalsDeep(pair.left, Litmus.IGNORE)) {
        return pair.right;
      }
    }
  }
  return super.getMonotonicity(expr);
}
Example 5
Source File: AggregatingSelectScope.java    From Bats with Apache License 2.0 5 votes vote down vote up 
public int lookupGroupingExpr(SqlNode operand) {
  for (Ord<SqlNode> groupExpr : Ord.zip(groupExprList)) {
    if (operand.equalsDeep(groupExpr.e, Litmus.IGNORE)) {
      return groupExpr.i;
    }
  }
  return -1;
}
Example 6
Source File: AggChecker.java    From Bats with Apache License 2.0 5 votes vote down vote up 
boolean isGroupExpr(SqlNode expr) {
  for (SqlNode groupExpr : groupExprs) {
    if (groupExpr.equalsDeep(expr, Litmus.IGNORE)) {
      return true;
    }
  }

  for (SqlNode extraExpr : extraExprs) {
    if (extraExpr.equalsDeep(expr, Litmus.IGNORE)) {
      return true;
    }
  }
  return false;
}
Example 7
Source File: AggregatingSelectScope.java    From calcite with Apache License 2.0 5 votes vote down vote up 
public int lookupGroupingExpr(SqlNode operand) {
  for (Ord<SqlNode> groupExpr : Ord.zip(groupExprList)) {
    if (operand.equalsDeep(groupExpr.e, Litmus.IGNORE)) {
      return groupExpr.i;
    }
  }
  return -1;
}
Example 8
Source File: AggChecker.java    From calcite with Apache License 2.0 5 votes vote down vote up 
boolean isGroupExpr(SqlNode expr) {
  for (SqlNode groupExpr : groupExprs) {
    if (groupExpr.equalsDeep(expr, Litmus.IGNORE)) {
      return true;
    }
  }

  for (SqlNode extraExpr : extraExprs) {
    if (extraExpr.equalsDeep(expr, Litmus.IGNORE)) {
      return true;
    }
  }
  return false;
}