org.apache.calcite.linq4j.Enumerable.selectMany()方法的使用及代码示例

x33g5p2x  于2022-01-19 转载在 其他  
字(3.4k)|赞(0)|评价(0)|浏览(90)

本文整理了Java中org.apache.calcite.linq4j.Enumerable.selectMany()方法的一些代码示例,展示了Enumerable.selectMany()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。Enumerable.selectMany()方法的具体详情如下:
包路径:org.apache.calcite.linq4j.Enumerable
类名称:Enumerable
方法名:selectMany

Enumerable.selectMany介绍

暂无

代码示例

代码示例来源:origin: Qihoo360/Quicksql

Enumerable<MetaTable> tables(String catalog) {
 return schemas(catalog)
   .selectMany(schema ->
     tables(schema, Functions.<String>truePredicate1()));
}

代码示例来源:origin: org.apache.calcite/calcite-core

Enumerable<MetaTable> tables(String catalog) {
 return schemas(catalog)
   .selectMany(schema ->
     tables(schema, Functions.<String>truePredicate1()));
}

代码示例来源:origin: Qihoo360/Quicksql

return createResultSet(schemas(catalog)
    .where(schemaMatcher)
    .selectMany(schema -> tables(schema, tableNameMatcher))
    .selectMany(this::columns)
    .where(columnMatcher),
  MetaColumn.class,

代码示例来源:origin: org.apache.calcite/calcite-core

return createResultSet(schemas(catalog)
    .where(schemaMatcher)
    .selectMany(schema -> tables(schema, tableNameMatcher))
    .selectMany(this::columns)
    .where(columnMatcher),
  MetaColumn.class,

代码示例来源:origin: qubole/quark

return createResultSet(schemas(catalog)
    .where(schemaMatcher)
    .selectMany(
      new Function1<MetaSchema, Enumerable<MetaTable>>() {
       public Enumerable<MetaTable> apply(MetaSchema schema) {
    .selectMany(
      new Function1<MetaTable, Enumerable<MetaColumn>>() {
       public Enumerable<MetaColumn> apply(MetaTable schema) {

代码示例来源:origin: org.apache.calcite/calcite-core

public MetaResultSet getTables(ConnectionHandle ch,
  String catalog,
  final Pat schemaPattern,
  final Pat tableNamePattern,
  final List<String> typeList) {
 final Predicate1<MetaTable> typeFilter;
 if (typeList == null) {
  typeFilter = Functions.truePredicate1();
 } else {
  typeFilter = v1 -> typeList.contains(v1.tableType);
 }
 final Predicate1<MetaSchema> schemaMatcher = namedMatcher(schemaPattern);
 return createResultSet(schemas(catalog)
     .where(schemaMatcher)
     .selectMany(schema -> tables(schema, matcher(tableNamePattern)))
     .where(typeFilter),
   MetaTable.class,
   "TABLE_CAT",
   "TABLE_SCHEM",
   "TABLE_NAME",
   "TABLE_TYPE",
   "REMARKS",
   "TYPE_CAT",
   "TYPE_SCHEM",
   "TYPE_NAME",
   "SELF_REFERENCING_COL_NAME",
   "REF_GENERATION");
}

代码示例来源:origin: Qihoo360/Quicksql

public MetaResultSet getTables(ConnectionHandle ch,
  String catalog,
  final Pat schemaPattern,
  final Pat tableNamePattern,
  final List<String> typeList) {
 final Predicate1<MetaTable> typeFilter;
 if (typeList == null) {
  typeFilter = Functions.truePredicate1();
 } else {
  typeFilter = v1 -> typeList.contains(v1.tableType);
 }
 final Predicate1<MetaSchema> schemaMatcher = namedMatcher(schemaPattern);
 return createResultSet(schemas(catalog)
     .where(schemaMatcher)
     .selectMany(schema -> tables(schema, matcher(tableNamePattern)))
     .where(typeFilter),
   MetaTable.class,
   "TABLE_CAT",
   "TABLE_SCHEM",
   "TABLE_NAME",
   "TABLE_TYPE",
   "REMARKS",
   "TYPE_CAT",
   "TYPE_SCHEM",
   "TYPE_NAME",
   "SELF_REFERENCING_COL_NAME",
   "REF_GENERATION");
}

代码示例来源:origin: qubole/quark

return createResultSet(schemas(catalog)
    .where(schemaMatcher)
    .selectMany(
      new Function1<MetaSchema, Enumerable<MetaTable>>() {
       public Enumerable<MetaTable> apply(MetaSchema schema) {

代码示例来源:origin: qubole/quark

.selectMany(
  new Function1<MetaSchema, Enumerable<MetaSchema>>() {
   @Override

相关文章