优化docker-compose部署方案，支持最新版v3.5.7快速启动部署

docker/docker-mysql/conf.d/mysqld.cnf

@@ -0,0 +1,39 @@
+# Percona Server template configuration
+
+[mysqld]
+#
+# Remove leading # and set to the amount of RAM for the most important data
+# cache in MySQL. Start at 70% of total RAM for dedicated server, else 10%.
+# innodb_buffer_pool_size = 128M
+#
+# Remove leading # to turn on a very important data integrity option: logging
+# changes to the binary log between backups.
+# log_bin
+#
+# Remove leading # to set options mainly useful for reporting servers.
+# The server defaults are faster for transactions and fast SELECTs.
+# Adjust sizes as needed, experiment to find the optimal values.
+# join_buffer_size = 128M
+# sort_buffer_size = 2M
+# read_rnd_buffer_size = 2M
+datadir=/var/lib/mysql
+socket=/var/lib/mysql/mysql.sock
+
+character-set-server=utf8
+lower_case_table_names=1
+
+# Disabling symbolic-links is recommended to prevent assorted security risks
+symbolic-links=0
+
+log-error=/var/lib/mysql/error.log
+slow_query_log=on;
+slow-query-log-file=/var/lib/mysql/mysql-slow.log
+pid-file=/var/run/mysqld/mysqld.pid
+
+sql_mode = STRICT_ALL_TABLES,NO_ENGINE_SUBSTITUTION
+
+[mysql]
+default-character-set=utf8
+
+[client]
+default-character-set=utf8