catDA.UpdateCommand.Parameters.Add("@CategoryName", SqlDbType.NVarChar, 15, "CategoryName") Dim workParm As SqlParameter = catDA.UpdateCommand.Parameters.Add("@CategoryID", SqlDbType.Int) workParm.SourceColumn = "CategoryID" workParm.SourceVersion = DataRowVersion.Original Dim catDS As DataSet =...
sda.InsertCommand.CommandText = SQL_INSERT_ALL_PRODUCTPRICE; sda.DeleteCommand.CommandText = SQL_DELETE_ONE_PRODUCTPRICE; sda.InsertCommand.Parameters.Add(PARM_PID,SqlDbType.SmallInt,4,"PID"); sda.DeleteCommand.Parameters.Add(PARM_PID,SqlDbType.SmallInt,4,"PID"); sda.InsertCommand.Parameters.Add...
To check the vendor name to see that it has changed, type: Select VendId, Name from TrnVendor where VendId = 'TV001';To commit the change, type: Commit work; Note: You can run multiple SQL statements at the same time, as in the following example. ...
UPDATE pay_stream a INNER JOIN pay_main b ON a.pay_id = b.pay_id SET a.return_amount = 0 WHERE b.user_name = '1388888888'; id select_type table partitions type possible_keys key key_len ref rows filtered Extra --- --- --- --- --- --- --- --- --- --- --- ---...
在上面代码实现中,CreateInsertUpdateByUpdatePlanner函数先创建BasicUpdatePlanner对象,然后调用其 ExecuteCreateTable接口创建 STUDENT 表,接着使用 sql 解释器解析insert 语句后创建 InsertData 对象,然后调用ExecuteInsert接口将记录插入数据库表,接下来以同样的方式调用ExecuteModify, ExecuteDelete接口来实现对数据库表中有关...
2 The specified table-reference cannot be an analyze_table-expression (that is, the result of a data mining model) or a data-change-table-reference (that is, the result of a nested UPDATE, DELETE, or INSERT statement) (SQLSTATE 42601). 3 If the order-by-clause is specified, either th...
Transact-SQL Syntax Conventions (Transact-SQL) BACKUP and RESTORE Statements (Transact-SQL) Built-in Functions (Transact-SQL) Collation (Transact-SQL) Control-of-Flow Language (Transact-SQL) Cursors (Transact-SQL) Data Definition Language (DDL) Statements (Transact-SQL) Data Manipulation Language (...
FreeSql provides a variety of database update functions. It supports single or batch updates, and can also return updated records when executed in a specific database.static IFreeSql fsql = new FreeSql.FreeSqlBuilder() .UseConnectionString(FreeSql.DataType.MySql, connectionString) .UseAutoSync...
For more information on string data type lengths, see char and varchar (Transact-SQL) and nchar and nvarchar (Transact-SQL). For best performance, we recommend that data be inserted or updated in chunk sizes that are multiples of 8040 bytes. If the column modified by the .WRITE clause is...
<asp:Parameter DefaultValue="203" Name="押出機台" Type="String" /> </SelectParameters> </asp:SqlDataSource> 所有回覆 (10) 2009年10月30日 星期五 上午3:20 ✅已答覆 Hi, 可以一次更新兩個資料表, 您可以將updateCommand在兩段SQL statement中間以";"區隔, ex: ...