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Fix stack overflow exception when updating large databases (#1158)

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This commit is contained in:
Michael Bucari-Tovo 2025-02-26 14:41:59 -07:00
parent 211f15af25
commit 6c5773df24
1 changed files with 20 additions and 19 deletions
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21
Source/ApplicationServices/LibraryCommands.cs
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@ -369,11 +369,11 @@ namespace ApplicationServices
using var context = DbContexts.GetContext(); using var context = DbContexts.GetContext();
// Attach() NoTracking entities before SaveChanges() // Entry() NoTracking entities before SaveChanges()
foreach (var lb in removeLibraryBooks) foreach (var lb in removeLibraryBooks)
{ {
lb.IsDeleted = true; lb.IsDeleted = true;
context.Attach(lb).State = Microsoft.EntityFrameworkCore.EntityState.Modified; context.Entry(lb).State = Microsoft.EntityFrameworkCore.EntityState.Modified;
} }
var qtyChanges = context.SaveChanges(); var qtyChanges = context.SaveChanges();
@ -398,11 +398,11 @@ namespace ApplicationServices
using var context = DbContexts.GetContext(); using var context = DbContexts.GetContext();
// Attach() NoTracking entities before SaveChanges() // Entry() NoTracking entities before SaveChanges()
foreach (var lb in libraryBooks) foreach (var lb in libraryBooks)
{ {
lb.IsDeleted = false; lb.IsDeleted = false;
context.Attach(lb).State = Microsoft.EntityFrameworkCore.EntityState.Modified; context.Entry(lb).State = Microsoft.EntityFrameworkCore.EntityState.Modified;
} }
var qtyChanges = context.SaveChanges(); var qtyChanges = context.SaveChanges();
@ -518,16 +518,17 @@ namespace ApplicationServices
if (libraryBooks is null || !libraryBooks.Any()) if (libraryBooks is null || !libraryBooks.Any())
return 0; return 0;
foreach (var book in libraryBooks)
action?.Invoke(book.Book.UserDefinedItem);
using var context = DbContexts.GetContext(); using var context = DbContexts.GetContext();
// Attach() NoTracking entities before SaveChanges() // Entry() instead of Attach() due to possible stack overflow with large tables
foreach (var book in libraryBooks) foreach (var book in libraryBooks)
{ {
context.Attach(book.Book.UserDefinedItem).State = Microsoft.EntityFrameworkCore.EntityState.Modified; action?.Invoke(book.Book.UserDefinedItem);
context.Attach(book.Book.UserDefinedItem.Rating).State = Microsoft.EntityFrameworkCore.EntityState.Modified;
var udiEntity = context.Entry(book.Book.UserDefinedItem);
udiEntity.State = Microsoft.EntityFrameworkCore.EntityState.Modified;
udiEntity.Reference(udi => udi.Rating).TargetEntry.State = Microsoft.EntityFrameworkCore.EntityState.Modified;
} }
var qtyChanges = context.SaveChanges(); var qtyChanges = context.SaveChanges();