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
USE AdventureWorks2008R2; GO IF OBJECT_ID (N'dbo.Departments', N'U') IS NOT NULL DROP TABLE dbo.Departments; GO CREATE TABLE dbo.Departments (DeptID tinyint NOT NULL PRIMARY KEY, DeptName nvarchar(30), Manager nvarchar(50)); GO INSERT INTO dbo.Departments VALUES (1, 'Human Resources',...
What values you are inserting into that table 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 colu...
The SQL INSERT statement is a DML command (Data Manipulation Language) and has several variations. In the examples that follow I will show how to insert 1 row or many rows of data at a time. The basic INSERT statement follows this example with the INSERT key word, the schema and table ...
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(sql, Connection); ...
INSERT INTO demo.dept (deptno, dname, loc) VALUES (10,'Accounting','New York')The following code fragment executes the query: [C#] MySqlConnection conn = new MySqlConnection("User Id=root;Password=mypassword;Host=127.0.0.1;"); MySqlCommand cmd = new MySqlCommand(); cmd.CommandText = "...
Appends a new record to the end of a table that contains the specified field values. TheINSERTSQL command has three syntaxes: Use the first syntax to insert specified values into the specified fields in the table. Use the second syntax to insert the contents of elements from an array, memo...
我们在写 SQL 的时候,经常只关注“写对了没”、“跑起来没报错”。但真正理解 MySQL 的底层行为,往往要从一句简单的 INSERT 开始。 二、从一条INSERT语句开始说起 当我们执行INSERT INTO users (name, age,address) VALUES ('张三', 25,'北京.海淀');这条语句时,数据并不会直接 “一股脑” 地塞进磁盘。
MERGEINTOacid_address_book_base1AStUSINGtmp_table1assONs.id=t.idANDt.year='2020'ANDt.month='08'ANDt.day='20'ANDt.hour='16'WHENMATCHEDTHENUPDATESETt.first_name=s.first_name, t.last_name=s.last_name, t.phone=s.phoneWHENNOTMATCHEDAND(s._event_type_='I')THENINSERTVALUES(s.id, s...
INSERT INTO reason_t1 VALUES (1, 'S01', 'StudentA'); 向表中插入TABLE_SK小于1的记录: INSERT INTO reason_t1 SELECT * FROM reason_t1 WHERE TABLE_SK < 1; 向表中插入多条记录: INSERT INTO reason_t1 VALUES (1, 'S01', 'StudentA'),(2, 'T01', 'TeacherA'),(3, 'T02', 'Teacher...