github.com/matrixorigin/matrixone@v0.7.0/pkg/vm/engine/tae/tables/table.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 tables
    16  
    17  import (
    18  	"github.com/matrixorigin/matrixone/pkg/vm/engine/tae/buffer/base"
    19  	"github.com/matrixorigin/matrixone/pkg/vm/engine/tae/catalog"
    20  	"github.com/matrixorigin/matrixone/pkg/vm/engine/tae/iface/data"
    21  )
    22  
    23  type dataTable struct {
    24  	meta   *catalog.TableEntry
    25  	bufMgr base.INodeManager
    26  	aBlk   *ablock
    27  }
    28  
    29  func newTable(meta *catalog.TableEntry, bufMgr base.INodeManager) *dataTable {
    30  	return &dataTable{
    31  		meta:   meta,
    32  		bufMgr: bufMgr,
    33  	}
    34  }
    35  
    36  func (table *dataTable) GetHandle() data.TableHandle {
    37  	return newHandle(table, table.aBlk)
    38  }
    39  
    40  func (table *dataTable) ApplyHandle(h data.TableHandle) {
    41  	handle := h.(*tableHandle)
    42  	table.aBlk = handle.block
    43  }