How to write the InsertInto statement
The InsertInto statement is written as "INSERT INTO table name (column 1, column 2, column 3, ...) VALUES (value 1, value 2, value 3, ...);". INSERT INTO is the beginning of the InsertInto statement and is used to indicate that an insert operation is to be performed. Table name is the name of the target table into which data is to be inserted. "(Column 1, Column 2, Column 3, ...)" is a list of columns in the target table, used to specify the target column into which data is to be inserted.
The InsertInto statement is a SQL statement used to insert new records into a database table. The following is how a basic InsertInto statement is written:
INSERT INTO 表名 (列1, 列2, 列3, ...) VALUES (值1, 值2, 值3, ...);
Let us explain each part of this statement in detail:
INSERT INTO: This is the beginning of the InsertInto statement, used to indicate that we want to Perform an insert operation.
Table name: This is the name of the target table where you want to insert data.
(Column 1, Column 2, Column 3, ...): This is a list of columns in the target table, used to specify the target column into which data is to be inserted. If you want to insert data in all columns, you can omit the column name list.
VALUES: This is a keyword indicating that the inserted value is to be followed.
(value1, value2, value3, ...): This is the list of values to be inserted into the target column. The values must match in the order of the columns mentioned above.
The following is a specific example showing how to use the InsertInto statement to insert new records into the database table:
INSERT INTO employees (first_name, last_name, age, department) VALUES ('John', 'Doe', 30, 'IT');
This example will insert a new record in the employees table, including first_name, last_name, The values of the four columns of age and department.
It should be noted that the InsertInto statement can also use other syntax and options to insert data, such as using subqueries, inserting multiple rows of data, etc. The exact syntax and usage depend on the database management system you are using and the features it supports. You can refer to the documentation or tutorials of the corresponding database management system to learn more details about the InsertInto statement.
The above is the detailed content of How to write the InsertInto statement. For more information, please follow other related articles on the PHP Chinese website!
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