<PackageReference Include="System.Data.SqlClient" Version="4.6.0-preview3-27014-02" />

SqlBulkCopyColumnMapping

public sealed class SqlBulkCopyColumnMapping
public string DestinationColumn { get; set; }

public int DestinationOrdinal { get; set; }

public string SourceColumn { get; set; }

public int SourceOrdinal { get; set; }

public SqlBulkCopyColumnMapping(int sourceColumnOrdinal, int destinationOrdinal)

public SqlBulkCopyColumnMapping(int sourceColumnOrdinal, string destinationColumn)

public SqlBulkCopyColumnMapping(string sourceColumn, int destinationOrdinal)

public SqlBulkCopyColumnMapping(string sourceColumn, string destinationColumn)