在执行插入操作之前, OnInserting 将调用 方法来引发 Inserting 事件。 可以处理此事件以检查参数的值,并在操作之前 Insert 执行任何预处理。 为了执行插入操作,SqlDataSourceView对象使用InsertCommand文本和任何关联的InsertParameters属性生成对象DbCommand,然后针对基础数据库执行DbCom
除了选择数据之外,SqlDataSource 控件还可以通过提供INSERT和UPDATESQL 语句的方式插入、更新和DELETE删除数据。 只需将InsertCommand、UpdateCommand和DeleteCommand属性分配给要执行的INSERT、UPDATE和DELETESQL 语句。 如果语句通常具有参数,请将它们包含在In...
Figure 6 – Inserting rows using a table of values Inserting data from a stored procedure result set into a table In case a stored procedure output a result set using a SELECT command, this result set can be inserted into a table using an INSERT INTO EXEC command. For example, let us ...
The INSERT SQL command has three syntaxes: Use the first syntax to insert specified values into specified fields in a table. Use the second syntax to insert the contents of elements from an array, memory variable, or property of an object that match the field names in the table. Use the...
using(SqlConnection connection =newSqlConnection(CloudConfigurationManager.GetSetting("Sql.ConnectionString"))) { connection.Open();stringinsertCommand ="INSERT INTO [MyTable] ( mytext, num ) "+"VALUES (@p1, @p2), (@p3, @p4), (@p5, @p6), (@p7, @p8), (@p9, @p10)"; SqlCommand cmd...
Here is the most basic syntax of this command, where we are inserting one row of defined data into a table using INSERT INTO VALUES. Note that the order of the comma separated data in the values command will line up with the corresponding column you want to insert that data into. ...
The sample I posted shows how to pass parameters to stored procedure or query. It is exact same mechanism for any type of command. You would need to create INSERT statement like INSERT INTO [Order] (OrderDate,ClientID,GRNo,PackingCharges,Postage,BillAmount,DateCreated) Values (@OrderDate,@...
For instance, if you insert a text string into a column defined as a numeric value, you will get SQL Error 1064. To avoid this database error, ensure that the data types of the columns in your SQL code match the data types of the values you are inserting. ...
4.2. Inserting Default Values Problem A table can be defined to take default values for specific columns. You want to insert a row of default values without having to specify those values. Consider the following table: create table D (id integer default 0) ...
第一部分:基础——增删查改【第一章】做好准备 Getting Started (时长25分钟)【第二章】在单一表格中检索数据 Retrieving Data From a Single Table (时长53分钟)【第三章】在多张表格中检索数据 Retrieving Data From Multiple Tables (时长1小时2分)【第四章】插入、更新和删除数据 Inserting, Updating, an...