數據庫鎖查詢語句

SELECT
	"HOLD:",
	ph.id h_processid,
	trh.trx_id h_trx_id,
	trh.trx_started h_started,
	trh.trx_state h_state,
	lsh.lock_table h_table,
	lsh.lock_index h_index,
	lsh.lock_mode AS h_lock_mode,
	lsh.lock_type h_lock_type,
	ph.USER h_user,
	ph.HOST h_host,
	ph.command p_command,
	ph.info p_info,
	"WAIT:",
	pw.id w_processid,
	trw.trx_id w_trx_id,
	trw.trx_started w_started,
	trw.trx_state w_state,
	lsw.lock_table w_table,
	lsw.lock_index w_index,
	lsw.lock_mode w_lock_mode,
	lsw.lock_type w_lock_type,
	pw.USER w_user,
	pw.HOST w_host,
	pw.command w_command,
	pw.info w_info 
FROM
	information_schema.INNODB_LOCK_WAITS lw
	INNER JOIN information_schema.INNODB_TRX trh ON trh.trx_id = lw.blocking_trx_id
	INNER JOIN information_schema.PROCESSLIST ph ON trh.trx_mysql_thread_id = ph.id
	LEFT JOIN information_schema.INNODB_LOCKS lsh ON lsh.lock_trx_id = trh.trx_id
	INNER JOIN information_schema.INNODB_TRX trw ON trw.trx_id = lw.requesting_trx_id
	INNER JOIN information_schema.PROCESSLIST pw ON trw.trx_mysql_thread_id = pw.id
	LEFT JOIN information_schema.INNODB_LOCKS lsw ON lsw.lock_trx_id = trw.trx_id;

select
  a.trx_mysql_thread_id as `spid`,
  d.trx_mysql_thread_id as `blocked`,
  a.trx_state,
  a.TRX_ROWS_LOCKED,
  a.TRX_ROWS_MODIFIED,
  c.lock_id,
  c.lock_table,
  c.lock_data,
  c.lock_mode,
  c.lock_type,
  c.lock_index,
  a.trx_operation_state,
  ifnull(a.trx_query, g.SQL_TEXT) as trx_query,
  ifnull(d.trx_query, n.SQL_TEXT) as trx_query_block,
  e.`user`,
  e.host,
  e.DB,
  e.COMMAND,
  e.`time`,
  e.state,
  a.trx_wait_started,
  a.trx_started
from information_schema.INNODB_TRX a
  left join information_schema.INNODB_LOCK_WAITS b
    on a.trx_id = b.requesting_trx_id
  left join information_schema.INNODB_LOCKS c
    on a.trx_id = c.lock_trx_id
  left join information_schema.INNODB_TRX d
    on b.blocking_trx_id = d.trx_id
  left join information_schema.processlist e
    on a.trx_mysql_thread_id = e.id
  left join performance_schema.threads f
    on f.PROCESSLIST_ID = a.trx_mysql_thread_id
  left join performance_schema.events_statements_current g
    on f.THREAD_ID = g.THREAD_ID
  left join performance_schema.threads m
    on m.PROCESSLIST_ID = d.trx_mysql_thread_id
  left join performance_schema.events_statements_current n
    on m.THREAD_ID = n.THREAD_ID
;

SELECT    
        p2.`HOST` 被阻塞方host,
p2.`USER` 被阻塞方用戶,
r.trx_id 被阻塞方事務id,    
        r.trx_mysql_thread_id 被阻塞方線程號,    
        TIMESTAMPDIFF(    
            SECOND,    
            r.trx_wait_started,    
            CURRENT_TIMESTAMP    
        ) 等待時間,    
        r.trx_query 被阻塞的查詢,    
        l.lock_table 阻塞方鎖住的表,  
        m.`lock_mode` 被阻塞方的鎖模式,
        m.`lock_type`  "被阻塞方的鎖類型(表鎖還是行鎖)",
        m.`lock_index` 被阻塞方鎖住的索引,
        m.`lock_space` 被阻塞方鎖對象的space_id,
        m.lock_page 被阻塞方事務鎖定頁的數量,
        m.lock_rec 被阻塞方事務鎖定行的數量,
        m.lock_data  被阻塞方事務鎖定記錄的主鍵值,  
        p.`HOST` 阻塞方主機,
        p.`USER` 阻塞方用戶,
        b.trx_id 阻塞方事務id,    
        b.trx_mysql_thread_id 阻塞方線程號, 
        b.trx_query 阻塞方查詢, 
        l.`lock_mode` 阻塞方的鎖模式,
        l.`lock_type` "阻塞方的鎖類型(表鎖還是行鎖)",
        l.`lock_index` 阻塞方鎖住的索引,
        l.`lock_space` 阻塞方鎖對象的space_id,
        l.lock_page 阻塞方事務鎖定頁的數量,
        l.lock_rec 阻塞方事務鎖定行的數量,
        l.lock_data 阻塞方事務鎖定記錄的主鍵值,         
      IF (p.COMMAND = 'Sleep', CONCAT(p.TIME,' 秒'), 0) 阻塞方事務空閒的時間           
    FROM    
        information_schema.INNODB_LOCK_WAITS w    
    INNER JOIN information_schema.INNODB_TRX b ON b.trx_id = w.blocking_trx_id    
    INNER JOIN information_schema.INNODB_TRX r ON r.trx_id = w.requesting_trx_id    
    INNER JOIN information_schema.INNODB_LOCKS l ON w.blocking_lock_id = l.lock_id  AND l.`lock_trx_id`=b.`trx_id`
      INNER JOIN information_schema.INNODB_LOCKS m ON m.`lock_id`=w.`requested_lock_id` AND m.`lock_trx_id`=r.`trx_id`
    INNER JOIN information_schema. PROCESSLIST p ON p.ID = b.trx_mysql_thread_id   
 INNER JOIN information_schema. PROCESSLIST p2 ON p2.ID = r.trx_mysql_thread_id 
    ORDER BY    
        等待時間 DESC;