github.com/matrixorigin/matrixone@v0.7.0/pkg/vm/engine/entire_engine.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 engine
    16  
    17  import (
    18  	"context"
    19  	"strings"
    20  
    21  	"github.com/matrixorigin/matrixone/pkg/common/moerr"
    22  	"github.com/matrixorigin/matrixone/pkg/defines"
    23  	"github.com/matrixorigin/matrixone/pkg/pb/plan"
    24  	"github.com/matrixorigin/matrixone/pkg/pb/timestamp"
    25  	"github.com/matrixorigin/matrixone/pkg/txn/client"
    26  )
    27  
    28  func GetTempTableName(DbName string, TblName string) string {
    29  	return strings.ReplaceAll(DbName, ".", "DOT") + "." + strings.ReplaceAll(TblName, ".", "DOT")
    30  }
    31  
    32  func (e *EntireEngine) New(ctx context.Context, op client.TxnOperator) error {
    33  	err := e.Engine.New(ctx, op)
    34  	if err == nil && e.TempEngine != nil {
    35  		return e.TempEngine.New(ctx, op)
    36  	}
    37  	return err
    38  }
    39  
    40  func (e *EntireEngine) Commit(ctx context.Context, op client.TxnOperator) error {
    41  	err := e.Engine.Commit(ctx, op)
    42  	if err == nil && e.TempEngine != nil {
    43  		return e.TempEngine.Commit(ctx, op)
    44  	}
    45  	return err
    46  }
    47  
    48  func (e *EntireEngine) Rollback(ctx context.Context, op client.TxnOperator) error {
    49  	err := e.Engine.Rollback(ctx, op)
    50  	if err == nil && e.TempEngine != nil {
    51  		return e.TempEngine.Rollback(ctx, op)
    52  	}
    53  	return err
    54  }
    55  
    56  func (e *EntireEngine) Delete(ctx context.Context, databaseName string, op client.TxnOperator) error {
    57  	return e.Engine.Delete(ctx, databaseName, op)
    58  }
    59  
    60  func (e *EntireEngine) Create(ctx context.Context, databaseName string, op client.TxnOperator) error {
    61  	return e.Engine.Create(ctx, databaseName, op)
    62  }
    63  
    64  func (e *EntireEngine) Databases(ctx context.Context, op client.TxnOperator) (databaseNames []string, err error) {
    65  	return e.Engine.Databases(ctx, op)
    66  }
    67  
    68  func (e *EntireEngine) Database(ctx context.Context, databaseName string, op client.TxnOperator) (Database, error) {
    69  	if databaseName == defines.TEMPORARY_DBNAME {
    70  		if e.TempEngine != nil {
    71  			return e.TempEngine.Database(ctx, defines.TEMPORARY_DBNAME, op)
    72  		} else {
    73  			return nil, moerr.NewInternalError(ctx, "temporary engine not init yet")
    74  		}
    75  	}
    76  	return e.Engine.Database(ctx, databaseName, op)
    77  }
    78  
    79  func (e *EntireEngine) Nodes() (cnNodes Nodes, err error) {
    80  	return e.Engine.Nodes()
    81  }
    82  
    83  func (e *EntireEngine) Hints() Hints {
    84  	return e.Engine.Hints()
    85  }
    86  
    87  func (e *EntireEngine) NewBlockReader(ctx context.Context, num int, ts timestamp.Timestamp,
    88  	expr *plan.Expr, ranges [][]byte, tblDef *plan.TableDef) ([]Reader, error) {
    89  	return e.Engine.NewBlockReader(ctx, num, ts, expr, ranges, tblDef)
    90  }
    91  
    92  func (e *EntireEngine) GetNameById(ctx context.Context, op client.TxnOperator, tableId uint64) (dbName string, tblName string, err error) {
    93  	return e.Engine.GetNameById(ctx, op, tableId)
    94  }
    95  
    96  func (e *EntireEngine) GetRelationById(ctx context.Context, op client.TxnOperator, tableId uint64) (dbName string, tblName string, rel Relation, err error) {
    97  	return e.Engine.GetRelationById(ctx, op, tableId)
    98  }