您好我正在尝试在sqlcmd中使用servername和instance。我正在尝试调用命令
select @@servername
。但是我收到了以下错误。
ERROR 1193 (HY000): Unknown system variable 'servername'
有谁知道如何解决这个问题?
答案 0 :(得分:0)
我不认为select @@servername
是mysql的vliad命令,如果你想了解服务器的详细信息,请尝试:
SHOW VARIABLES;
答案 1 :(得分:0)
servername
中似乎没有任何内容。你想获得server_id
吗?
| secure_auth | OFF |
| secure_file_priv | |
| server_id | 1 |
| shared_memory | OFF |
| shared_memory_base_name | MYSQL |
| skip_external_locking | ON |
| skip_name_resolve | OFF |
| skip_networking | OFF |
| skip_show_database | OFF |
| slave_compressed_protocol | OFF |
| slave_exec_mode | STRICT |
| slave_load_tmpdir | C:\WINDOWS\TEMP |
| slave_net_timeout | 3600 |
| slave_skip_errors | OFF |
| slave_transaction_retries | 10 |
| slave_type_conversions | |
| slow_launch_time | 2 |
| slow_query_log | OFF |
| slow_query_log_file | c:\Wamp\bin\mysql\mysql5.5.24\data\Praveen-Kumar-slow.log |
| socket | /tmp/mysql.sock |
| sort_buffer_size | 524288 |
| sql_auto_is_null | OFF |
| sql_big_selects | ON |
| sql_big_tables | OFF |
| sql_buffer_result | OFF |
| sql_log_bin | ON |
| sql_log_off | OFF |
| sql_low_priority_updates | OFF |
| sql_max_join_size | 18446744073709551615 |
| sql_mode | |
| sql_notes | ON |
| sql_quote_show_create | ON |
| sql_safe_updates | OFF |
| sql_select_limit | 18446744073709551615 |
| sql_slave_skip_counter | 0 |
| sql_warnings | OFF |
| ssl_ca | |
| ssl_capath | |
| ssl_cert | |
| ssl_cipher | |
| ssl_key | |
| storage_engine | InnoDB |
| stored_program_cache | 256 |
| sync_binlog | 0 |
| sync_frm | ON |
| sync_master_info | 0 |
| sync_relay_log | 0 |
| sync_relay_log_info | 0 |
| system_time_zone | GMT Standard Time |