Package org.apache.calcite.adapter.cassandra

Class CassandraRel.Implementor

  • Enclosing interface:
    CassandraRel
    public static class CassandraRel.Implementor
extends java.lang.Object
    Callback for the implementation process that converts a tree of CassandraRel nodes into a CQL query.

    • Field Summary

      Fields 
      Modifier and Type Field Description
      (package private) CassandraTable cassandraTable  
      (package private) int fetch  
      (package private) int offset  
      (package private) java.util.List<java.lang.String> order  
      (package private) java.util.Map<java.lang.String,​java.lang.String> selectFields  
      (package private) RelOptTable table  
      (package private) java.util.List<java.lang.String> whereClause  

    • Constructor Summary

      Constructors 
      Constructor Description
      Implementor()  

    • Method Summary

      All Methods Instance Methods Concrete Methods 
      Modifier and Type Method Description
      void add​(java.util.Map<java.lang.String,​java.lang.String> fields, java.util.List<java.lang.String> predicates)
      Adds newly projected fields and restricted predicates.
      void addOrder​(java.util.List<java.lang.String> newOrder)  
      void visitChild​(int ordinal, RelNode input)  

      • Methods inherited from class java.lang.Object

        clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

    • Field Detail

      • selectFields

        final java.util.Map<java.lang.String,​java.lang.String> selectFields

      • whereClause

        final java.util.List<java.lang.String> whereClause

      • offset

        int offset

      • fetch

        int fetch

      • order

        final java.util.List<java.lang.String> order

    • Constructor Detail

      • Implementor

        public Implementor()

    • Method Detail

      • add

        public void add​(java.util.Map<java.lang.String,​java.lang.String> fields,
                java.util.List<java.lang.String> predicates)
        Adds newly projected fields and restricted predicates.
        Parameters:
        fields - New fields to be projected from a query
        predicates - New predicates to be applied to the query

      • addOrder

        public void addOrder​(java.util.List<java.lang.String> newOrder)

      • visitChild

        public void visitChild​(int ordinal,
                       RelNode input)