本文整理了Java中com.facebook.presto.sql.tree.GroupBy.isDistinct()方法的一些代码示例，展示了GroupBy.isDistinct()的具体用法。这些代码示例主要来源于Github/Stackoverflow/Maven等平台，是从一些精选项目中提取出来的代码，具有较强的参考意义，能在一定程度帮忙到你。GroupBy.isDistinct()方法的具体详情如下：
包路径：com.facebook.presto.sql.tree.GroupBy
类名称：GroupBy
方法名：isDistinct

GroupBy.isDistinct介绍

暂无

代码示例

代码示例来源：origin: prestodb/presto

append(indent, "GROUP BY " + (node.getGroupBy().get().isDistinct() ? " DISTINCT " : "") + formatGroupBy(node.getGroupBy().get().getGroupingElements())).append('\n');

代码示例来源：origin: prestodb/presto

columnOnlyGroupingSets = enumerateGroupingSets(groupingSetAnalysis);
if (node.getGroupBy().get().isDistinct()) {
  columnOnlyGroupingSets = columnOnlyGroupingSets.stream()
      .distinct()

代码示例来源：origin: prestodb/presto

if (node.getGroupBy().get().isDistinct()) {
  distinct = "[DISTINCT]";

代码示例来源：origin: rakam-io/rakam

@Override
protected Void visitQuerySpecification(QuerySpecification node, Integer indent) {
  process(node.getSelect(), indent);
  if (node.getFrom().isPresent()) {
    append(indent, "FROM");
    builder.append('\n');
    append(indent, "  ");
    process(node.getFrom().get(), indent);
  }
  builder.append('\n');
  if (node.getWhere().isPresent()) {
    append(indent, "WHERE " + formatExpression(node.getWhere().get(), tableNameMapper, columnNameMapper, queryWithTables, escapeIdentifier))
        .append('\n');
  }
  if (node.getGroupBy().isPresent()) {
    append(indent, "GROUP BY " + (node.getGroupBy().get().isDistinct() ? " DISTINCT " : "") + formatGroupBy(node.getGroupBy().get().getGroupingElements())).append('\n');
  }
  if (node.getHaving().isPresent()) {
    append(indent, "HAVING " + formatExpression(node.getHaving().get(), tableNameMapper, columnNameMapper, queryWithTables, escapeIdentifier))
        .append('\n');
  }
  if (node.getOrderBy().isPresent()) {
    process(node.getOrderBy().get(), indent);
  }
  if (node.getLimit().isPresent()) {
    append(indent, "LIMIT " + node.getLimit().get())
        .append('\n');
  }
  return null;
}

代码示例来源：origin: uk.co.nichesolutions.presto/presto-main

private List<List<FieldOrExpression>> analyzeGroupBy(QuerySpecification node, RelationType tupleDescriptor, AnalysisContext context, List<FieldOrExpression> outputExpressions)
{
  List<Set<Expression>> computedGroupingSets = ImmutableList.of(); // empty list = no aggregations
  if (node.getGroupBy().isPresent()) {
    List<List<Set<Expression>>> enumeratedGroupingSets = node.getGroupBy().get().getGroupingElements().stream()
        .map(GroupingElement::enumerateGroupingSets)
        .collect(toImmutableList());
    // compute cross product of enumerated grouping sets, if there are any
    computedGroupingSets = computeGroupingSetsCrossProduct(enumeratedGroupingSets, node.getGroupBy().get().isDistinct());
    checkState(!computedGroupingSets.isEmpty(), "computed grouping sets cannot be empty");
  }
  else if (!extractAggregates(node).isEmpty()) {
    // if there are aggregates, but no group by, create a grand total grouping set (global aggregation)
    computedGroupingSets = ImmutableList.of(ImmutableSet.of());
  }
  List<List<FieldOrExpression>> analyzedGroupingSets = computedGroupingSets.stream()
      .map(groupingSet -> analyzeGroupingColumns(groupingSet, node, tupleDescriptor, context, outputExpressions))
      .collect(toImmutableList());
  analysis.setGroupingSets(node, analyzedGroupingSets);
  return analyzedGroupingSets;
}

代码示例来源：origin: uk.co.nichesolutions.presto/presto-parser

append(indent, "GROUP BY " + (node.getGroupBy().get().isDistinct() ? " DISTINCT " : "") + formatGroupBy(node.getGroupBy().get().getGroupingElements())).append('\n');

代码示例来源：origin: com.facebook.presto/presto-parser

append(indent, "GROUP BY " + (node.getGroupBy().get().isDistinct() ? " DISTINCT " : "") + formatGroupBy(node.getGroupBy().get().getGroupingElements())).append('\n');

代码示例来源：origin: com.facebook.presto/presto-parser

if (node.getGroupBy().get().isDistinct()) {
  distinct = "[DISTINCT]";

代码示例来源：origin: uk.co.nichesolutions.presto/presto-parser

if (node.getGroupBy().get().isDistinct()) {
  distinct = "[DISTINCT]";