In cases where a LINQ to SQL query is insufficient for a specialized task, you can use theExecuteQuerymethod to execute a SQL query, and then convert the result of your query directly into objects. Example 1 In the following example, assume that the data for theCustomerclass is spread over...
Forces a new plan to be compiled, used, and discarded after the module is executed. If there is an existing query plan for the module, this plan remains in the cache. Use this option if the parameter you are supplying is atypical or if the data has significantly changed. This option is...
You can include parameter place holders in the SQL query string and then supply parameter values as additional arguments. Any parameter values you supply will automatically be converted to a DbParameter. You can also consider using ExecuteSqlInterpolated to use interpolated string syntax ...
string sql = "update Sys_Role set SortValue=1 ;"; int count = _Context.Database.ExecuteSqlCommand(sql); Console.WriteLine(count); 1. 2. 3. 4. 5. 3.自定义SqlQuery,执行列表查询,在上线文中不存的对象。 示例代码1: QLLB_SWXContext _Context = new QLLB_SWXContext(); //特别说明,自定...
string sql = "update Sys_Role set SortValue=1 ;"; int count = _Context.Database.ExecuteSqlCommand(sql); Console.WriteLine(count); 3.自定义SqlQuery,执行列表查询,在上线文中不存的对象。 示例代码1: QLLB_SWXContext _Context = new QLLB_SWXContext(); ...
QLLB_SWXContext _Context =newQLLB_SWXContext();//执行数据操作sql,返回受影响的行数stringsql ="update Sys_Role set SortValue=1 ;";intcount =_Context.Database.ExecuteSqlCommand(sql); Console.WriteLine(count); 3.自定义SqlQuery,执行列表查询,在上线文中不存的对象。
query.exception com.microsoft.azure.elasticdb.query.logging com.microsoft.azure.elasticdb.query.multishard com.microsoft.azure.elasticdb.shard.base com.microsoft.azure.elasticdb.shard.map com.microsoft.azure.elasticdb.shard.mapmanager com.microsoft.azure.elasticdb.shard.mapper com.microsoft.azure...
to_sql( 'airport', # Name of the sql table conn, # sqlite.Connection or sqlalchemy.engine.Engine if_exists='replace' ) Powered By We will now test whether we have succeeded by running a quick SQL query. Before running a query, we need to create a cursor that will help us ...
O. Use EXECUTE with AT DATA_SOURCE data_source_name to query a remote SQL ServerApplies to: SQL Server 2019 (15.x) and later versions.The following example passes a command string to an external data source pointing to a SQL Server instance....
Example1: Pull Failed SQL Server Agent jobs for last 7 days for all SQL Servers First, right click the “All” folder that you just created and choose “New Query”: Second, run “SELECT @@VERSION” to see version information for all servers that have been registered. If you run ...