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trying to improve UpdatePoemsText performance

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This commit is contained in:
Hamid Reza Mohammadi 2020-12-03 20:29:01 +03:30
parent 22fbf23a90
commit 0ee1ed2436
1 changed files with 12 additions and 2 deletions
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14
RMuseum/Services/Implementation/GanjoorService.cs
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@ -153,6 +153,7 @@ namespace RMuseum.Services.Implementation
using (RMuseumDbContext context = new RMuseumDbContext(Configuration)) //this is long running job, so _context might be already been freed/collected by GC using (RMuseumDbContext context = new RMuseumDbContext(Configuration)) //this is long running job, so _context might be already been freed/collected by GC
{ {
var poems = await context.GanjoorPoems.Where(p => p.PlainText == null).ToListAsync(); var poems = await context.GanjoorPoems.Where(p => p.PlainText == null).ToListAsync();
int n = 0;
foreach (GanjoorPoem poem in poems) foreach (GanjoorPoem poem in poems)
{ {
var verses = await context.GanjoorVerses.Where(v => v.PoemId == poem.Id).OrderBy(v => v.VOrder).ToListAsync(); var verses = await context.GanjoorVerses.Where(v => v.PoemId == poem.Id).OrderBy(v => v.VOrder).ToListAsync();
@ -216,11 +217,20 @@ namespace RMuseum.Services.Implementation
context.Update(poem); context.Update(poem);
await context.SaveChangesAsync(); n++;
if(n >= 100)
{
await context.SaveChangesAsync();
n = 0;
}
} }
} }
if(n > 0)
await context.SaveChangesAsync();
} }