{int[] idList =newint[] {1,2};varresults =newList<WorkLog>();try{vartypeIdsParameter =newList<SqlDataRecord>();// TypeID 数组参数对应的字段varmyMetaData =newSqlMetaData[] {newSqlMetaData("TypeID", SqlDbType.Int) };foreach(varnum in idList) {// Create a new record, i.e. row.var...
Dapper中条件为In的写法 今天用Dapper更新是用到了IN写法,园子里找了篇文章这样写到 传统sql in (1,2,3) 用dapper就这样写 conn.Query<Users>("SELECT * FROM Users s WHERE s.id IN (@ids) ",new { ids = new int[]{1,2,3}}) conn.Query<Users>("SELECT * FROM Users s WHERE s.id IN ...
Dapper Github page In this article we have shown how to program databases in C# with Dapper. Author My name is Jan Bodnar, and I am a passionate programmer with extensive programming experience. I have been writing programming articles since 2007. To date, I have authored over 1,400 articles...
The Dapper framework also supports transactions, i.e., you can use transactional operations if needed. To do this, you can take advantage of theBeginTransaction()andEndTransaction()methods as you usually do when working with transactions in ADO.Net. You would then need to write your transaction...
var sql = "select * from Person where id in @ids"; //参数类型是Array的时候,dappper会自动将其转化 return connection.Query<Person>(sql, new { ids }).ToList(); } } 1. 2. 3. 4. 5. 6. 7. 8. 9. 10. 11. 12. 13.
1.neat, trim, or smart in dress or demeanor; spruce. 2.lively and brisk:to walk with a dapper step. 3.small and active. [1400–50; late Middle Englishdaper< Middle Dutchdapperheavy, strong, c. Old High Germantapfar] dap′per•ly,adv. ...
in查询条件 var q = cn.QueryBuilder($@" SELECT c.Name as Category, sc.Name as Subcategory, p.Name, p.ProductNumber FROM Product p INNER JOIN ProductSubcategory sc ON p.ProductSubcategoryID=sc.ProductSubcategoryID INNER JOIN ProductCategory c ON sc.ProductCategoryID=c.ProductCategoryID");...
in查询条件 var q = cn.QueryBuilder($@" SELECT c.Name as Category, sc.Name as Subcategory, p.Name, p.ProductNumber FROM Product p INNER JOIN ProductSubcategory sc ON p.ProductSubcategoryID=sc.ProductSubcategoryID INNER JOIN ProductCategory c ON sc.ProductCategoryID=c.ProductCategoryID");...
Dapper and Repository Pattern in MVC 大家好,首先原谅我标题是英文的,因为我想不出好的中文标题。 这里我个人写了一个Dapper.net 的Repository模式的底层基础框架。 涉及内容: Dapper.net结合Repository的设计,可切换不同数据库及当前操作数据库的事务支持,依赖注入(工具:Autofac)。
The following example demonstrates how to use DapperQueryMultipleto execute multiple SQL statements in one query. language-csharp | string sql = @" SELECT * FROM [Order] WHERE OrderID = @orderID; SELECT * FROM [OrderItem] WHERE OrderID = @orderID; "; using (var multi = connection.QueryM...