/// <summary>
/// Clones the options and sets the optimizer statistics package to the given value.
/// </summary>
/// <returns>
/// A clone of the options with the updated optimizer statistics package.
/// </returns>
/// <remarks>
/// <para>The parameter allows individual queries to pick different query
/// optimizer statistics packages.</para>
/// <para>Specifying "latest" as a value instructs Cloud Spanner to use the
/// latest supported query optimizer statistics package. If not specified,
/// Cloud Spanner uses the optimizer statistics package set at the database
/// level options. Any other supported statistics package value overrides
/// the default optimizer statistics package for query execution.</para>
/// </remarks>
/// <param name="optimizerStatisticsPackage">Optimizer statistics package to set.</param>
public QueryOptions WithOptimizerStatisticsPackage(string optimizerStatisticsPackage)
{
var protoCopy = Proto.Clone();
protoCopy.OptimizerStatisticsPackage = optimizerStatisticsPackage;
return(new QueryOptions(protoCopy));
}
/// <summary>
/// Clones the options and sets the optimizer version to the given value.
/// </summary>
/// <returns>
/// A clone of the options with the updated optimizer version.
/// </returns>
/// <remarks>
/// <para>The parameter allows individual queries to pick different query
/// optimizer versions.</para>
/// <para>Specifying "latest" as a value instructs Cloud Spanner to use the
/// latest supported query optimizer version. If not specified, Cloud Spanner
/// uses optimizer version set at the database level options. Any other
/// positive integer (from the list of supported optimizer versions)
/// overrides the default optimizer version for query execution.</para>
/// </remarks>
/// <param name="optimizerVersion">Optimizer version to set.</param>
public QueryOptions WithOptimizerVersion(string optimizerVersion)
{
var protoCopy = Proto.Clone();
protoCopy.OptimizerVersion = optimizerVersion;
return(new QueryOptions(protoCopy));
}