('Bob', 'Johnson')] num_rows = len(data) # 循环插入数据 for i in range(num_rows): # 构建INSERT语句 insert_query = "INSERT INTO table_name (column1, column2) VALUES (%s, %s)" # 执行INSERT语句 cursor.execute(insert_query,
SQL INSERT is a fundamental query for adding one or multiple rows of data into a specific table within a database. To run the statement, you need to specify a table name and, optionally, column names with their corresponding values that you want to insert into a table. Usually, the synta...
single_table_insert [(column_list)] {VALUES | VALUE} (values_list)[, (values_list) ...]:直接将一组明确的值插入至目标表中。 column_list:可选项,指定插入数据对应的列名列表,多个列名间用逗号(,)分隔。 VALUES | VALUE: 用于引入待插入值列表的关键字。 values_list: 用于指定插入的数据值列表,用...
mysql>create tableundo_demo(->id int notnull,->key1varchar(100),->colvarchar(100),->primarykey(id),->keyidx_key1(key1)->);QueryOK,0rowsaffected(0.05sec) 表中id主键,key1是二级索引,col是普通列。我们前面说过每个表都有一个唯一的table id,在information_Shcema中的innodb_sys_tables。 代码...
SQL 型 V3.1.5 开发者指南 SQL 参考 SQL语句 INSERT 更新时间:2025-05-26 10:35:11 编辑 描述 该语句用于向表中添加一个或多个记录。 不支持直接对子查询进行插入操作,例如INSERT INTO (SELECT * FROM t1) VALUES(1, 1)。 语法 INSERT[IGNORE][INTO]single_table_insert[ONDUPLICATEKEYUPDATEupdate_asgn...
SQL Script: Insert a Record in the Table Copy INSERT INTO Employee VALUES(1,'John','King','john.king@abc.com','123.123.1834',33000);Now, the Select * from Employee; query will display the following result. EmpIdFirstNameLastNameEmailPhoneNoSalary 1 'John' 'King' 'john.king@abc.com'...
In this chapter, we’ll learn how to INSERT INTO SQL Statement works and different options used with the INSERT statement. Insert INTO Statement in SQL The SQL INSERT INTO statement is used to insert a single record or multiple records into a database table using SQL. SQL INSERT INTO stat...
The INSERT INTO statement is used to insert single or multiple records into a table in the SQL Server database. Syntax: INSERT INTO table_name(column_name1, column_name2...) VALUES(column1_value, column2_value...); Here, we will insert data into the following Employee table which we ...
Indicates the approximate number of rows of data in the data file. By default, all the data in the data file is sent to the server as a single transaction, and the number of rows in the batch is unknown to the query optimizer. If you specify ROWS_PER_BATCH (with a value > 0) the...
Examples in this section demonstrate how to usetable hintsto temporarily override the default behavior of the query optimizer when processing the INSERT statement. Warning Because the SQL Server query optimizer typically selects the best execution plan for a query, we recommend that hints be used on...