|
public GetBatchesFor ( int level ) : IEnumerable |
||
| level | int | |
| return | IEnumerable |
|
private static void Main()
{
var source = new[]
{
new { blog_id = 3, comments = 3 },
new { blog_id = 5, comments = 4 },
new { blog_id = 6, comments = 6 },
new { blog_id = 7, comments = 1 },
new { blog_id = 3, comments = 3 },
new { blog_id = 3, comments = 5 },
new { blog_id = 2, comments = 8 },
new { blog_id = 4, comments = 3 },
new { blog_id = 5, comments = 2 },
new { blog_id = 3, comments = 3 },
new { blog_id = 5, comments = 1 }
};
var storageService = new Storage();
var mapReduceTask = new MapReduceTask
{
Map = docs => from post in docs
select new
{
post.blog_id,
comments_length = post.comments
},
Reduce = results => from agg in results
group agg by agg.blog_id
into g
select new
{
blog_id = g.Key,
comments_length = g.Sum(x => x.comments_length)
},
BatchSize = 3,
Storage = storageService,
Source = source
};
mapReduceTask.Execute();
foreach (var batch in storageService.GetBatchesFor(2))
{
foreach (var b in batch)
{
Console.WriteLine(b);
}
}
}
private static void Main()
{
var source = new[]
{
new {blog_id = 3, comments = 3},
new {blog_id = 5, comments = 4},
new {blog_id = 6, comments = 6},
new {blog_id = 7, comments = 1},
new {blog_id = 3, comments = 3},
new {blog_id = 3, comments = 5},
new {blog_id = 2, comments = 8},
new {blog_id = 4, comments = 3},
new {blog_id = 5, comments = 2},
new {blog_id = 3, comments = 3},
new {blog_id = 5, comments = 1}
};
var storageService = new Storage();
var mapReduceTask = new MapReduceTask
{
Map = docs => from post in docs
select new
{
post.blog_id,
comments_length = post.comments
},
Reduce = results => from agg in results
group agg by agg.blog_id
into g
select new
{
blog_id = g.Key,
comments_length = g.Sum(x => x.comments_length)
},
BatchSize = 3,
Storage = storageService,
Source = source
};
mapReduceTask.Execute();
foreach (var batch in storageService.GetBatchesFor(2))
{
foreach (var b in batch)
{
Console.WriteLine(b);
}
}
}