This article collects 10 articles about the mysql_affected_rows() function and recommends it to everyone 1. PHP interview question 5 - MySQL database (basic part) mysql database download 64-bit sql database instance download sql database patch download introduction : Mysql database: PHP interview question No. 5 - MySQL database (basic part): mysql_num_rows() mysql_affected_rows() Both functions act on the results of the mysql_query($query) operation, and mysql_num_rows() returns the number of rows in the result set. mysql_affected_rows() gets the number of record rows affected by the previous MySQL operation. mysql_num_rows() is only valid for SELECT statements, to get the number of changed rows after INSERT, UPDATE or DE2. PHP updates mysql to get the number of changed rows_PHP tutorial introduction: PHP updates mysql to get the number of changed rows. A php update
1. A summary of articles about the mysql_num_rows() function
##Introduction: This article collects 10 articles about the mysql_affected_rows() function, recommended to everyone 1. PHP interview question 5 - MySQL database (basic part) mysql database download 64-bit sql database instance download sql Introduction to database patch download: Mysql database: PHP interview question No. 5 - MySQL database (basic part): mysql_num_rows() mysql_affected_rows() Both functions act on mysql_qu...
2. Mysql_affected_rows function definition and usage summary
##Introduction: This article collects information about 10 articles about the mysql_affected_rows() function, recommended to everyone 1. PHP interview question No. 5 - MySQL database (basic part) mysql database download 64-bit sql database instance download sql database patch download Introduction: Mysql database: PHP interview question No. 5 ——MySQL database (basic part): mysql_num_rows() mysql_affected_rows() Both functions act on mysql_qu...
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Articles about the mysql_affected_rows() function Recommended 10 articles
Introduction: This article collects 10 articles about the mysql_affected_rows() function. Recommended to everyone
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Detailed introduction to the mysqli_affected_rows() function
Introduction: This article mainly introduces the row number return value of mysqli_affected_rows in PHP. It analyzes the usage of normal mode and oop mode with examples. It has certain reference value. Friends who need it can refer to this article. The example analyzes the row count return value of mysqli_affected_rows in PHP. Share it with everyone for your reference. The specific analysis is as follows: The number of rows affected by the update operation in mysqli can be returned in two forms: 1. Return the number of matching rows 2. Return the number of affected rows By default, mysq...
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Analysis of the row count return value of the PHP function mysqli_affected_rows
## Introduction: This article mainly introduces the row number return value of mysqli_affected_rows function in PHP. It analyzes the usage of normal mode and oop mode with examples. It has certain reference value. Friends in need can refer to it
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MySQL-mysql error 1449 solutionIntroduction: Permissions Problem, grant all sql privileges to rootmysql> grant all privileges on *.* to root@% identified by .;Query OK, 0 rows affected (0.00 sec)mysql> flush privileges;Query OK, 0 rows affected (0.00 sec)
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3 ways to clear binlog in MySQL!
Introduction: 1 mysql command purge mysql> purge master logs to "mysql-bin.000410"; Query OK, 0 rows affected (3.71 sec ) 8. How to deal with 0 affected rows after the mysql-MySQL stored procedure submits the transaction? Introduction: My stored procedure is written as follows START TRANSACTION; # Execute the insert data operation COMMIT; The result is 0 row(s) affected. The actual data has been inserted. I expect it to be able to Get the actual number of affected rows 9. mysql_affected_rows and mysql_num_rows Introduction:: This article mainly introduces mysql_affected_rows and mysql_num_rows, students who are interested in PHP tutorials can refer to them. Introduction: Mysql database: PHP interview question No. 5 - MySQL database (basic part): mysql_num_rows() mysql_affected_rows() Both functions act on the result of the mysql_query($query) operation, mysql_num_rows () Returns the number of rows in the result set. mysql_affected_rows() gets the number of record rows affected by the previous MySQL operation. mysql_num_rows() is only valid for SELECT statements. To obtain the INSERT, UPDATE or DE After UPDATE, use mysql_affected_rows to determine whether it is successful. If not, INSERT will result. Something goes wrong. mysql - The exec method of database pdo in php returns the problem of affecting the number of rows php - The sql statement is successful, but the number of rows changed is 0? ? ? About the error reporting problem of mysql grant permission statement
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