INSERT INTO CallTable (Date,Time,From,To,Duration) values ('%date%','%time%','%from%','%to%','%Duration%')试试。问题可能出在你的语法上 date%是什么，变量吗？———char 10的类型只允许最多输入10个字符，超过了10个当然就会错误了,改变你的表列的类型以适应插入的数据 ("Date"...
INSERT INTO 语句用于向表中插入新记录。 SQL INSERT INTO 语法 INSERT INTO 语句可以有两种编写形式。 ① 第一种形式无需指定要插入数据的列名,只需提供被插入的值即可: INSERT INTO table_name VALUES (value1,value2,value3,...); ② 第二种形式需要指定列名及被插入的值: INSERT INTO table_name (colum...
-- insert a row in the Customers tableINSERTINTOCustomers(customer_id, first_name, last_name, age, country)VALUES(7,'Ron','Weasley',31,'UK'); Here, the SQL command inserts a new row into theCustomerstable with the given values. INSERT INTO Syntax INSERTINTOtable_name(column1, column2,...
方法如下: sql语句如下: INSERT INTO tableName (fieldname ...) values (value ...) SELECT @@IDENTITY AS returnName; 在sql语句中加入SELECT @@IDENTITY AS returnName;用来获取主键的值 在程序中获取返回值: public int sqlexecutereader(string sql) { DBopen(); SqlCommand myComm = new SqlCommand(sq...
Good to know:INSERT INTO is the command to use for all database management systems. Whether you’re using Oracle, Mysql, Transact-SQL, etc. How to use the SQL query INSERT INTO? INSERT INTO can be used to insert one or more rows into your table. But it’s also possible to use this...
The INSERT INTO command is used to insert new rows in a table.The following SQL inserts a new record in the "Customers" table:Example INSERT INTO Customers (CustomerName, ContactName, Address, City, PostalCode, Country) VALUES ('Cardinal', 'Tom B. Erichsen', 'Skagen 21', 'Stavanger', ...
在C#中,可以使用ADO.NET来实现多条目参数化SQL Insert。下面是一个示例代码: 代码语言:txt 复制 using (SqlConnection connection = new SqlConnection(connectionString)) { connection.Open(); // 创建参数化SQL语句 string sql = "INSERT INTO TableName (Column1, Column2) VALUES (@Value1, @Value2)";...
Use the third syntax to insert rows from an SQL SELECT command into the specified fields in the table. Copy INSERT INTO dbf_name [(fname1 [, fname2, ...])] VALUES (eExpression1 [, eExpression2, ...]) -or- Copy INSERT INTO dbf_name FROM ARRAY ArrayName | FROM MEMVAR | ...
Based on the id exported in the csv file, I would like to run a SQL INsert statement on the same tableINSERT INTO table ( column1, someInt ) where id ='xyz' Values (23456)I am not able to construct the Insert statement and how it would read the id from the csv file and insert...
Insert into … select … 是最慢的,而且生成最多的Undo和Redo信息,对I/O的压力最大,优势在于大家对它比较熟悉,使用起来比较简单,适合于处理少量的数据,若要处理大量的数据,不推荐使用这种方案。 Copy Command可以处理Create Table不能处理的情况,即向已有的数据表中追加记录,相对于insert来说,效率更高一些,生成...