insert statement example

The syntax of the insert Copy Code code as follows: INSERT [Low_priority | Delayed | High_priority] [IGNORE] [Into] tbl_name [(Col_name,...)] VALUES ({expr | DEFAULT},...), (...),... [on DUPLICATE KEY UPDATE col_name=expr, ...]

Insert into statement: Insert [low_priority | delayed] [ignore][Into] tbl_name [(col_name,...)]Values (expression ,...),(...),... Insert into SELECT statement: Insert [low_priority | delayed] [ignore][Into] tbl_name [(col_name,...)]Select... Insert

MySQL Updates Data UPDATE statement Definition of the UPDATE statement: The update syntax can update columns in existing table rows with new values. Let's take a look at the definition of the UPDATE statement standard, which can be omitted in []:

The following article mainly introduces the actual usage of the MySQL INSERT INTO statement and the introduction of the relevant statements in the MySQL INSERT INTO statement, the MySQL INSERT INTO statement is often used in the actual application

The following articles mainly introduce the actual usage of MySQL insert into statements and related statements in MySQL insert into statements. MySQL insert into statements are frequently used in actual applications, therefore, it is better to know

INSERT the speed of the statementThe time required to insert a record is made up of the following factors, where the number represents the approximate scale: Connection: (3) Send query to server: (2) Analysis query: (2) Insert record: (1x record

Category: LinuxAn overview of the INSERT processing processFirst, let's take a quick look at the processing steps when inserting a row. Each of these steps has the potential for optimization, which we'll discuss in a later step.Prepares the

One of the most common methods for saving data to the database in mysql is to use the Insertinto statement directly. next I will introduce the Insertinto statement usage in detail. One of the most common methods for saving data to the database in

1. INSERT statement Format (1) INSERT into table name (column 1, column 2 ...) Column n) value (value 1, value 2,.... Value n); the type and order of the columns and values must be one by one corresponding, the ignored columns must allow null

Multi-table insert statementINSERT statements for multiple tables are classified into the following four types: ① unconditional INSERT. ② Conditional insert all. ③ Transpose INSERT. ④ Conditional insert first. First, create a test table: CREATE