github.com/matrixorigin/matrixone@v0.7.0/pkg/container/batch/types.go (about)

     1  // Copyright 2021 Matrix Origin
     2  //
     3  // Licensed under the Apache License, Version 2.0 (the "License");
     4  // you may not use this file except in compliance with the License.
     5  // You may obtain a copy of the License at
     6  //
     7  //      http://www.apache.org/licenses/LICENSE-2.0
     8  //
     9  // Unless required by applicable law or agreed to in writing, software
    10  // distributed under the License is distributed on an "AS IS" BASIS,
    11  // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
    12  // See the License for the specific language governing permissions and
    13  // limitations under the License.
    14  
    15  package batch
    16  
    17  import (
    18  	"github.com/matrixorigin/matrixone/pkg/container/types"
    19  	"github.com/matrixorigin/matrixone/pkg/container/vector"
    20  	"github.com/matrixorigin/matrixone/pkg/sql/colexec/agg"
    21  )
    22  
    23  type EncodeBatch struct {
    24  	Zs       []int64
    25  	Vecs     []*vector.Vector
    26  	Attrs    []string
    27  	AggInfos []aggInfo
    28  }
    29  
    30  type aggInfo struct {
    31  	Op         int
    32  	Dist       bool
    33  	inputTypes types.Type
    34  	Agg        agg.Agg[any]
    35  }
    36  
    37  // Batch represents a part of a relationship
    38  // including an optional list of row numbers, columns and list of attributes
    39  //
    40  //	(SelsData, Sels) - list of row numbers
    41  //	(Attrs) - list of attributes
    42  //	(vecs) 	- columns
    43  type Batch struct {
    44  	// Ro if true, Attrs is read only
    45  	Ro bool
    46  	// reference count, default is 1
    47  	Cnt int64
    48  	// Attrs column name list
    49  	Attrs []string
    50  	// Vecs col data
    51  	Vecs []*vector.Vector
    52  	// ring
    53  	Zs   []int64
    54  	Aggs []agg.Agg[any]
    55  	Ht   any // hash table
    56  }