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Переход на кодировку utf8md4_unicode_ci

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ErickSkrauch
2017-12-23 00:32:36 +03:00
parent 43b69aed0b
commit d2f3a05b31
5 changed files with 44 additions and 7 deletions
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37
console/migrations/m171222_200114_migrate_to_utf8md4_unicode_ci.php Normal file
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<?php
use console\db\Migration;
class m171222_200114_migrate_to_utf8md4_unicode_ci extends Migration {
public function safeUp() {
$this->execute('SET FOREIGN_KEY_CHECKS=0');
$dbName = $this->db->createCommand('SELECT DATABASE()')->queryScalar();
$this->execute("ALTER DATABASE {{%$dbName}} CHARACTER SET = utf8mb4 COLLATE = utf8mb4_unicode_ci");
$tables = $this->db->createCommand('SHOW TABLES')->queryColumn();
foreach ($tables as $table) {
$this->execute("ALTER TABLE {{%$table}} CONVERT TO CHARACTER SET utf8mb4 COLLATE utf8mb4_unicode_ci");
}
$this->execute('ALTER TABLE {{%usernames_history}} MODIFY username VARCHAR(255) CHARACTER SET utf8mb4 COLLATE utf8mb4_bin NOT NULL');
$this->execute('SET FOREIGN_KEY_CHECKS=1');
}
public function safeDown() {
$this->execute('SET FOREIGN_KEY_CHECKS=0');
$dbName = $this->db->createCommand('SELECT DATABASE()')->queryScalar();
$this->execute("ALTER DATABASE {{%$dbName}} CHARACTER SET = utf8 COLLATE = utf8_general_ci");
$tables = $this->db->createCommand('SHOW TABLES')->queryColumn();
foreach ($tables as $table) {
$this->execute("ALTER TABLE {{%$table}} CONVERT TO CHARACTER SET utf8 COLLATE utf8_general_ci");
}
$this->execute('ALTER TABLE {{%usernames_history}} MODIFY username VARCHAR(255) CHARACTER SET utf8 COLLATE utf8_bin NOT NULL');
$this->execute('SET FOREIGN_KEY_CHECKS=1');
}
}