/// <summary>
/// This API supports the Entity Framework Core infrastructure and is not intended to be used
/// directly from your code. This API may change or be removed in future releases.
/// </summary>
public static void QueryExecutionPlanned(
[NotNull] this IDiagnosticsLogger <DbLoggerCategory.Query> diagnostics,
[NotNull] IExpressionPrinter expressionPrinter,
[NotNull] Expression queryExecutorExpression)
{
var definition = CoreStrings.LogQueryExecutionPlanned;
// Checking for enabled here to avoid printing query model if not needed.
if (diagnostics.GetLogBehavior(definition.EventId, definition.Level) != WarningBehavior.Ignore)
{
definition.Log(
diagnostics,
expressionPrinter.Print(queryExecutorExpression));
}
if (diagnostics.DiagnosticSource.IsEnabled(definition.EventId.Name))
{
diagnostics.DiagnosticSource.Write(
definition.EventId.Name,
new QueryExpressionEventData(
definition,
QueryExecutionPlanned,
queryExecutorExpression,
expressionPrinter));
}
}
protected virtual Func <QueryContext, TResults> CreateExecutorLambda <TResults>()
{
var queryExecutorExpression
= Expression
.Lambda <Func <QueryContext, TResults> >(
_expression, QueryContextParameter);
var queryExecutor = queryExecutorExpression.Compile();
QueryCompilationContext.Logger.LogDebug(
CoreLoggingEventId.QueryPlan,
() =>
{
var queryPlan = _expressionPrinter.Print(queryExecutorExpression);
return(queryPlan);
});
return(queryExecutor);
}