mysqldump --version

mysqldump -u [사용자명] -p [데이터베이스명] > [백업파일명].sql

# 예시
mysqldump -u root -p my_database > my_database_backup.sql

mysqldump -u [사용자명] -h [호스트] -p [데이터베이스명] > [백업파일명].sql

mysqldump -u [사용자명] -p --all-databases > [백업파일명].sql

mysqldump -u [사용자명] -p [데이터베이스명] [테이블명1] [테이블명2] > [백업파일명].sql

mysql -u [사용자명] -p [데이터베이스명] < [백업파일명].sql

# 예시
mysql -u root -p my_database < my_database_backup.sql

mysql -u [사용자명] -p < [백업파일명].sql

# 예시
mysql -u root -p < all_databases_backup.sql

#!/bin/bash
# MySQL 백업 스크립트

# 설정
USER="root"
PASSWORD="your_password"
DATABASE="my_database"
BACKUP_DIR="/path/to/backup"
DATE=$(date +"%Y%m%d_%H%M%S")
BACKUP_FILE="$BACKUP_DIR/${DATABASE}_backup_$DATE.sql"

# 백업 실행
mysqldump -u $USER -p$PASSWORD $DATABASE > $BACKUP_FILE

# 결과 확인
if [ $? -eq 0 ]; then
  echo "백업 성공: $BACKUP_FILE"
else
  echo "백업 실패"
fi

brew install mysql@8.4

brew services start mysql

==> Tapping homebrew/services
Cloning into '/opt/homebrew/Library/Taps/homebrew/homebrew-services'...
remote: Enumerating objects: 3246, done.
remote: Counting objects: 100% (707/707), done.
remote: Compressing objects: 100% (323/323), done.
remote: Total 3246 (delta 438), reused 566 (delta 378), pack-reused 2539 (from 1)
Receiving objects: 100% (3246/3246), 922.31 KiB | 6.11 MiB/s, done.
Resolving deltas: 100% (1579/1579), done.
Tapped 2 commands (48 files, 1MB).
==> Successfully started `mysql` (label: homebrew.mxcl.mysql)

mysql_secure_installation

VALIDATE PASSWORD COMPONENT can be used to test passwords
and improve security. It checks the strength of password
and allows the users to set only those passwords which are
secure enough. Would you like to setup VALIDATE PASSWORD component?

Press y|Y for Yes, any other key for No:

There are three levels of password validation policy:

LOW    Length >= 8
MEDIUM Length >= 8, numeric, mixed case, and special characters
STRONG Length >= 8, numeric, mixed case, special characters and dictionary                  file

Please enter 0 = LOW, 1 = MEDIUM and 2 = STRONG:

Please set the password for root here.

New password:
Re-enter new password:

Estimated strength of the password: 100
Do you wish to continue with the password provided?(Press y|Y for Yes, any other key for No) :

Remove anonymous users? (Press y|Y for Yes, any other key for No) :

Disallow root login remotely? (Press y|Y for Yes, any other key for No) :

Remove test database and access to it? (Press y|Y for Yes, any other key for No) :

Reload privilege tables now? (Press y|Y for Yes, any other key for No) :

mysql -u root -p

Enter password:
Welcome to the MySQL monitor.  Commands end with ; or \g.
Your MySQL connection id is 12
Server version: 8.3.0 Homebrew

Copyright (c) 2000, 2024, Oracle and/or its affiliates.

Oracle is a registered trademark of Oracle Corporation and/or its
affiliates. Other names may be trademarks of their respective
owners.

Type 'help;' or '\h' for help. Type '\c' to clear the current input statement.

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