query-expressions Questions
1
I have a use case where I need to query dynamo db programatically using dynamo db query expression.
e.x suppose there is two attributes for the A and B and I want a filter expression like (A='Test...
Maccabees asked 20/12, 2016 at 19:57
4
Solved
We found out that Linq for CRM 2011 is horribly broken - it seems to have gotten in without any QA performed on it. An indicator as how badly broken the provider is a query like .Where(x => x== "b"...
Shortly asked 7/2, 2012 at 19:1
8
Solved
Below are two queries that return the same data. Other then style I am not sure which is better.
What factors influence these queries?
What are the benefits of using one style over the other?
Sa...
Comprador asked 28/4, 2009 at 4:37
1
Solved
The documentation for leftOuterJoin Query Expressions on MSDN repeatedly implies through the samples that when using leftOuterJoin .. on .. into .. that you must still use .DefaultIfEmpty() to achi...
Carangid asked 24/9, 2014 at 3:30
2
Solved
I've been looking at query expressions here http://msdn.microsoft.com/en-us/library/vstudio/hh225374.aspx
And I've been wondering why the following is legitimate
let testQuery = query {
for numb...
Wheen asked 11/12, 2012 at 19:2
1
Solved
When I use code with generic:
var parenttable = MobileService.GetTable<TParent>();
var testid = await parenttable.Where(prnt => prnt.Id == 20).ToListAsync();
where TParent: IEnity
p...
Frymire asked 21/6, 2013 at 11:46
1
Solved
How do I do a query expression similar to a SQL IN-query?
I'm trying to do something along these lines:
let customerNumbers = set ["12345"; "23456"; "3456"]
let customerQuery = query {
for c in ...
Messinger asked 5/2, 2014 at 10:13
3
I am using Condition expression but I'm unable to add more than one condition to a FilterExpression.
Can any one help? I have posted my source code here.
ConditionExpression with Filters:
// Fil...
Incompressible asked 14/1, 2013 at 12:9
2
Solved
I've been looking for a MongoDb-like ( http://docs.mongodb.org/manual/applications/read/#find, docs.mongodb.org/manual/reference/operators/ ) query expression object evaluation function implementat...
Roseannaroseanne asked 20/2, 2013 at 3:55
2
Solved
What I mean by extended computation expressions is computation expressions with custom keywords defined via CustomOperation attribute.
When reading about extended computation expressions, I come a...
Zoogeography asked 1/1, 2013 at 12:37
1
Solved
I'm trying to do a simple inner join with Query Expression. I'm trying to covert this query with QE but I got always the same error. I'm doing this QE:
Entity Role = new Entity();
Role.LogicalNam...
Shrine asked 15/11, 2012 at 12:18
1
Solved
I'm trying to get this example from the Query Expressions page to work. I've got the database setup and I've made many small bits of code work.
let idQuery = query { for id in [1; 2; 5; 10] do
s...
Luvenialuwana asked 23/10, 2012 at 16:13
1
Solved
The query
var q = from elem in collection
where someCondition(elem)
select elem;
translates to
var q = collection.Where(elem => someCondition(elem));
Is there a LINQ syntax that would tr...
Dowski asked 21/9, 2010 at 6:27
1
© 2022 - 2024 — McMap. All rights reserved.