github.com/cockroachdb/cockroach@v20.2.0-alpha.1+incompatible/pkg/workload/ledger/reversal.go (about)

     1  // Copyright 2018 The Cockroach Authors.
     2  //
     3  // Use of this software is governed by the Business Source License
     4  // included in the file licenses/BSL.txt.
     5  //
     6  // As of the Change Date specified in that file, in accordance with
     7  // the Business Source License, use of this software will be governed
     8  // by the Apache License, Version 2.0, included in the file
     9  // licenses/APL.txt.
    10  
    11  package ledger
    12  
    13  import (
    14  	"context"
    15  	gosql "database/sql"
    16  	"math/rand"
    17  
    18  	"github.com/cockroachdb/cockroach-go/crdb"
    19  )
    20  
    21  type reversal struct{}
    22  
    23  var _ ledgerTx = reversal{}
    24  
    25  func (reversal) run(config *ledger, db *gosql.DB, rng *rand.Rand) (interface{}, error) {
    26  	err := crdb.ExecuteTx(
    27  		context.Background(),
    28  		db,
    29  		nil, /* txopts */
    30  		func(tx *gosql.Tx) error {
    31  			// TODO(nvanbenschoten): complete this transaction
    32  			// if we want to support this operation.
    33  			return nil
    34  		})
    35  	return nil, err
    36  }