I have a typical Parent contains many Children (List) relationship. 开发者_C百科 How do I tell the DBML designer to insert a Parent property in Child while leaving out the Children property in Parent?
There are several old (around 2009) questions on SO addressing this issue, for example: H开发者_Go百科ow do I update a Linq to SQL dbml file?
How can I pass stored procedure name dynamically to Linq-to-SQL, vb.net and get the result into a datatabl开发者_JS百科e.
I have a table that holds Key (LocumID) - Value (AvailableDate) pairs. The table has it\'s own primer. The key/value cannot be repeated so I added a unique composite constraint on LocumID & Availa
I want to variable take one of two queries but there are two different tables and I have error \"Type of conditional expression cannot be determined because there is no implicit conversion between Sys
I have the following SQL: select Username, COUNT(DISTINCT Message) as \"Count\", AVG(WordCount) as \"Average\",
I need help converting the following SQL q开发者_Go百科uery into LINQ: select s.teacherid,t.lastname,t.firstname,t.title,t.grade, count(s.TeacherID)
I am building a Payroll application in C# (learning C#) that will integrate into SAP Business 1. When creating tables in SAP, SAP generates two fields automatically in user defined tables. One is Cod
I have some tables in a MySQL database to represent records from a sensor. One of the features of the system I\'m developing is to display this records from the database to the web user, so I used ADO
Is there a way to create a Where lambda on the concatenation of two string fields, such that it will do it properly in SQL? Say I have a person, and there are two fields, FirstName and LastName. I wan
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