把 MySQL 中的 MyISAM 表格转换成 InnoDB 的PHP小工具

<?php
// https://helloacm.com/a-simple-php-command-line-tool-to-convert-mysql-tables-from-myisam-to-innodb-in-specified-database/
function ConvertAllTablesToInnoDB($database) {
  define("DB_HOST", "localhost");
  define("DB_USER", "root");
  define("DB_PASSWORD", "password");  
  $conn = mysqli_connect(DB_HOST, DB_USER, DB_PASSWORD, $database);
  if (!$conn) {
      echo "Error: Unable to connect to MySQL." . PHP_EOL;
      echo "Debugging errno: " . mysqli_connect_errno() . PHP_EOL;
      echo "Debugging error: " . mysqli_connect_error() . PHP_EOL;
      exit;        
  }      
  $sql = "SELECT TABLE_NAME FROM 
      INFORMATION_SCHEMA.TABLES
      WHERE TABLE_SCHEMA = '$database' 
      AND ENGINE = 'MyISAM'
  ";
  
  $rs = mysqli_query($conn, $sql);
  
  while ($row = mysqli_fetch_array($rs)) {
      $tbl = $row[0];
      $sql = "ALTER TABLE `$tbl` ENGINE=INNODB";
      echo $sql . "\n";
      mysqli_query($conn, $sql);
  }
}
    
if ($argc < 2) {
      exit( "Usage: php $argv[0] database1 database2 ...\n" );
}

for ($i = 1; $i < $argc; ++ $i) {
      echo "ConvertAllTablesToInnoDB " . $argv[$i] . "... \n";
      ConvertAllTablesToInnoDB($argv[$i]);
}

# php convert_to_innodb.php wordpress
ConvertAllTablesToInnoDB wordpress... 
ALTER TABLE `wp_commentmeta` ENGINE=INNODB
ALTER TABLE `wp_comments` ENGINE=INNODB
ALTER TABLE `wp_icl_string_translations` ENGINE=INNODB
ALTER TABLE `wp_imagify_files` ENGINE=INNODB
ALTER TABLE `wp_imagify_folders` ENGINE=INNODB
ALTER TABLE `wp_itsec_lockouts` ENGINE=INNODB
ALTER TABLE `wp_itsec_log` ENGINE=INNODB
ALTER TABLE `wp_itsec_temp` ENGINE=INNODB
ALTER TABLE `wp_links` ENGINE=INNODB
ALTER TABLE `wp_options` ENGINE=INNODB
ALTER TABLE `wp_postmeta` ENGINE=INNODB
ALTER TABLE `wp_posts` ENGINE=INNODB
ALTER TABLE `wp_term_relationships` ENGINE=INNODB
ALTER TABLE `wp_term_taxonomy` ENGINE=INNODB
ALTER TABLE `wp_termmeta` ENGINE=INNODB
ALTER TABLE `wp_terms` ENGINE=INNODB
ALTER TABLE `wp_usermeta` ENGINE=INNODB
ALTER TABLE `wp_users` ENGINE=INNODB
ALTER TABLE `wp_wc_download_log` ENGINE=INNODB
ALTER TABLE `wp_wc_webhooks` ENGINE=INNODB
ALTER TABLE `wp_woocommerce_api_keys` ENGINE=INNODB
ALTER TABLE `wp_woocommerce_attribute_taxonomies` ENGINE=INNODB
ALTER TABLE `wp_woocommerce_downloadable_product_permissions` ENGINE=INNODB
ALTER TABLE `wp_woocommerce_log` ENGINE=INNODB
ALTER TABLE `wp_woocommerce_order_itemmeta` ENGINE=INNODB
ALTER TABLE `wp_woocommerce_order_items` ENGINE=INNODB
ALTER TABLE `wp_woocommerce_payment_tokenmeta` ENGINE=INNODB
ALTER TABLE `wp_woocommerce_payment_tokens` ENGINE=INNODB
ALTER TABLE `wp_woocommerce_sessions` ENGINE=INNODB
ALTER TABLE `wp_woocommerce_shipping_zone_locations` ENGINE=INNODB
ALTER TABLE `wp_woocommerce_shipping_zone_methods` ENGINE=INNODB
ALTER TABLE `wp_woocommerce_shipping_zones` ENGINE=INNODB
ALTER TABLE `wp_woocommerce_tax_rate_locations` ENGINE=INNODB
ALTER TABLE `wp_woocommerce_tax_rates` ENGINE=INNODB
ALTER TABLE `wp_wpio_images` ENGINE=INNODB
ALTER TABLE `wp_yith_ywpar_points_log` ENGINE=INNODB