ผมใช้ mysql 4.1.19 ผมต้องการเปลียนเป็น 5.0.27
1. อยากทราบว่า ถ้าเรา dump database ออกมาจาก version 4.1 แล้วนำเข้า version 5 ได้เลขหรือไม่
2. การตั้งค่า my.cnf ใน linux cenos5 Xeon3040/1.87Ghz Ram 4 G ต้องตั้งอย่างไร
my.cnf ช่วยแก้ให้ที่ครับ
[client]
port = 3306
socket = /var/lib/mysql/mysql.sock
default-character-set=tis620
[mysqld]
port = 3306
socket = /var/lib/mysql/mysql.sock
skip-locking
key_buffer = 1024M
table_cache = 1024
sort_buffer_size = 2M
read_buffer_size = 2M
read_rnd_buffer_size = 4M
myisam_sort_buffer_size = 256M
thread_cache = 8
query_cache_size= 256M
thread_concurrency = 2
default-character-set=tis620
skip-name-resolve
innodb_file_per_table
skip-character-set-client-handshake
init_connect = 'SET NAMES tis620'
server-id = 1
#bdb_cache_size = 64M
#bdb_max_lock = 100000
innodb_data_file_path = ibdata1:10M:autoextend
innodb_log_group_home_dir = /var/lib/mysql/
innodb_log_arch_dir = /var/lib/mysql/
# You can set .._buffer_pool_size up to 50 - 80 %
# of RAM but beware of setting memory usage too high
innodb_buffer_pool_size = 1024M
innodb_additional_mem_pool_size = 100M
# Set .._log_file_size to 25 % of buffer pool size
innodb_log_file_size = 128M
innodb_log_buffer_size = 64M
innodb_flush_log_at_trx_commit = 1
innodb_lock_wait_timeout = 50
[mysqldump]
quick
max_allowed_packet = 16M
allow-keywords
[mysql]
default-character-set=tis620
[isamchk]
key_buffer = 128M
sort_buffer_size = 128M
read_buffer = 2M
write_buffer = 2M
[myisamchk]
key_buffer = 128M
sort_buffer_size = 128M
read_buffer = 2M
write_buffer = 2M
[mysqlhotcopy]
interactive-timeout