Docker Compose 部署 MySQL düzenlemesi

1 file changed, 12 insertions

mysql_show_variables.sql(dosya oluşturuldu)

		@@ -0,0 +1,12 @@
1	+	SHOW VARIABLES
2	+	WHERE Variable_name IN (
3	+	'max_connections',
4	+	'table_open_cache',
5	+	'innodb_buffer_pool_size',
6	+	'innodb_redo_log_capacity',
7	+	'innodb_flush_log_at_trx_commit',
8	+	'sync_binlog',
9	+	'log_bin_trust_function_creators',
10	+	'authentication_policy',
11	+	'skip_name_resolve'
12	+	);

1 file changed, 19 insertions, 2 deletions

my.cnf

			@@ -1,12 +1,29 @@
1	1		# ./mysql_data/my.cnf
2	2
3	3		[mysqld]
	4	+	# 最大連線數：如果硬體夠強，可以考慮提高，不過 150 是個穩妥的選擇
4	5		max_connections = 150
5		-	table_open_cache = 400
	6	+
	7	+	# 表快取：如果資料表很多，可以稍微調高這個值，同時記得調整 open_files_limit
	8	+	table_open_cache = 500
	9	+
	10	+	# InnoDB 緩衝池：建議設成可用記憶體的 70-80%，記憶體夠用的話可以再調高
6	11		innodb_buffer_pool_size = 512M
	12	+
	13	+	# Redo 日誌容量：256M 對於寫入量中等或較高的環境通常夠用，如果寫入特別多可考慮調高
7	14		innodb_redo_log_capacity = 256M
	15	+
	16	+	# 日誌同步：1 能確保資料安全（ACID），但效能會稍微受影響；如果可以接受風險，調成 2 也行
8	17		innodb_flush_log_at_trx_commit = 1
9		-	sync_binlog = 0
	18	+
	19	+	# binlog 同步：設成 1 可以確保 binlog 跟資料庫保持一致，除非追求極致效能，否則建議用 1
	20	+	sync_binlog = 1
	21	+
	22	+	# 關於儲存過程和觸發器：這樣設定可以避免一些權限上的麻煩
10	23		log_bin_trust_function_creators = 1
	24	+
	25	+	# 認證機制：為了相容舊版用戶端，用這個方式不錯，但長遠來看建議跟進預設設定
11	26		authentication_policy = 'mysql_native_password'
	27	+
	28	+	# 關閉 DNS 解析：這樣可以讓連線更快些
12	29		skip-name-resolve

5 files changed, 52 insertions

.env(dosya oluşturuldu)

		@@ -0,0 +1,3 @@
1	+	MYSQL_USER=user
2	+	MYSQL_PASSWORD=password
3	+	MYSQL_ROOT_PASSWORD=rootpassword

README.md(dosya oluşturuldu)

		@@ -0,0 +1,16 @@
1	+	\| 變數 \| 作用 \| 預設值 \|
2	+	\| --------------------- \| ---------------- \| -------------- \|
3	+	\| `MYSQL_DATABASE` \| 預設建立的資料庫 \| `myapp` \|
4	+	\| `MYSQL_USER` \| 普通使用者帳號 \| `user` \|
5	+	\| `MYSQL_PASSWORD` \| 普通使用者密碼 \| `password` \|
6	+	\| `MYSQL_ROOT_PASSWORD` \| Root 使用者密碼 \| `rootpassword` \|
7	+
8	+
9	+	```bash
10	+	docker exec -it mysql-container mysql -uroot -p
11	+	```
12	+
13	+	```sql
14	+	SHOW VARIABLES LIKE 'innodb_buffer_pool_size';
15	+	SHOW VARIABLES LIKE 'max_connections';
16	+	```

docker-compose.yml(dosya oluşturuldu)

		@@ -0,0 +1,15 @@
1	+	services:
2	+	mysql:
3	+	container_name: mysql-container
4	+	image: mysql:8.0
5	+	ports:
6	+	- "3306:3306"
7	+	environment:
8	+	MYSQL_DATABASE: myapp
9	+	MYSQL_USER: ${MYSQL_USER}
10	+	MYSQL_PASSWORD: ${MYSQL_PASSWORD}
11	+	MYSQL_ROOT_PASSWORD: ${MYSQL_ROOT_PASSWORD}
12	+	volumes:
13	+	- ./mysql_data:/var/lib/mysql
14	+	- ./mysql_data/my.cnf:/etc/mysql/my.cnf
15	+	restart: always

my.cnf(dosya oluşturuldu)

		@@ -0,0 +1,12 @@
1	+	# ./mysql_data/my.cnf
2	+
3	+	[mysqld]
4	+	max_connections = 150
5	+	table_open_cache = 400
6	+	innodb_buffer_pool_size = 512M
7	+	innodb_redo_log_capacity = 256M
8	+	innodb_flush_log_at_trx_commit = 1
9	+	sync_binlog = 0
10	+	log_bin_trust_function_creators = 1
11	+	authentication_policy = 'mysql_native_password'
12	+	skip-name-resolve

mysql_database_table_info.sql(dosya oluşturuldu)

		@@ -0,0 +1,6 @@
1	+	SELECT TABLE_SCHEMA AS DATABASE_NAME,
2	+	TABLE_NAME,
3	+	TABLE_ROWS AS RECORDS,
4	+	ROUND((DATA_LENGTH + INDEX_LENGTH) / 1024 / 1024, 2) AS SIZE_MB
5	+	FROM INFORMATION_SCHEMA.TABLES
6	+	ORDER BY DATABASE_NAME, SIZE_MB DESC;

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