MySQL mysqlbinlog¸¦ °¡Áø ÀÌ¿ø ±â·Ï ÆÄÀÏ (BinLog)¸¦ Àд ¹æ¹ý

MySQL µ¥ÀÌŸº£À̽º ¼­¹ö´Â µ¥ÀÌŸº£À̽º¿¡ ÇàÁ¤°üÀÌ "Å볪¹« ±Ë" ¸Å°³º¯¼ö my.cny ±¸¼º ÆÄÀÏ¿¡ ÀÖ´Â ¹«´ÉÇÏ°Ô ÇÏÁö ¾Ê°Å³ª ¹ÛÀ¸·Î ³íÆòÇÏÁö ¾ÊÀ¸¸é À» Á¶°ÇÀ¸·Î, °¢ °Å·¡¸¦ À§ÇÑ ÀÌ¿ø ±â·Ï ÆÄÀÏÀ» »ý¼ºÇÑ´Ù. ÀÌ¿ø ±â·Ï ÆÄÀÏÀº ÀÌÁø Çü½Ä¿¡ ¾´´Ù. ½Ö¼º Å볪¹«, ¶Ç´Â ÀÏÄþî logbin°¡ MySQL µ¥ÀÌŸº£À̽º º¹Á¦ ¸ñÀûÀ» À§ÇØ ÁÖ·Î ÀÌ¿ëµÇ´õ¶óµµ, ¶§¶§·Î ´ç½ÅÀº ½ÃÇèÇÒ Çʿ䰡 ÀÖÀ» ¼öµµ ÀÖ´Ù ¶Ç´Â ½Ö¼ºÀÇ ³»¿ëÀ» Àбâ À§ÇÏ¿© mysqlbinlog °ø¿ëǰÀÌ µµ¿òÀÌ µÉ ¹®¼­ Çü½ÄÀ» ·Î±×ÀÎÇÑ´Ù.

ÀÐÀ» °¡Ä¡°¡ ¾ø´Â ÀÌÁø Çü½Ä¿¡ ÀÖ´Â ¶§ /var/lib/mysql ÀüÈ­¹øÈ£ºÎ¿¡ ÀÖ´Â ÀϹÝÀûÀ¸·Î üÀç host_name-bin.xxxxxx¸¦ °¡Áø À̸§°ú »óÁ¡ÀÌ ÀÖ´Â, ÀÌ¿ø ±â·Ï ÆÄÀÏ¿¡´Â Áï½Ã ¿­¸®°í ÀÐÀ» ¼ö ¾ø¾ú´Ù. ½Ö¼ºÀ» Àбâ À§ÇÏ¿©´Â ¹®¼­ Çü½ÄÀ», ¿ì¸® ¶ÇÇÑ º¹Á¦ üÁ¦¿¡ ³ë¿¹°°Àº ¼­¹ö¿¡ ÀÇÇØ ¾²´Â readrelay ±â·Ï ÆÄÀÏ¿¡ ´É·Â ÀÖ´Â mysqlbinlog ¸í·ÉÀ» »ç¿ëÇÒ ¼ö ÀÖ´Ù ·Î±×ÀÎÇÑ´Ù. ¸±·¹ÀÌ Å볪¹«¿¡´Â ÀÌ¿ø ±â·Ï ÆÄÀϰú µ¿ÀÏÇÑ Ã¼Àç°¡ ÀÖ´Ù.

mysqlbinlog °ø¿ëǰÀ» »ç¿ëÇÏ´Â °ÍÀº SSH¸¦ ÅëÇØ ¹þ±â±â À§ÇÏ¿© °£´ÜÇÏ, »Ñ¸® (±×¹Û¿¡ ´ç½ÅÀº »ç¿ëÀÚ ¸í°ú ¾ÏÈ£¸¦ ÁöÁ¤ÇØ¾ß ÇÑ´Ù)·Î ·Î±×ÀÎ ÈÄ¿¡ mysqlbinlog¸¦ ¾ÈÀ¸·Î ºñµµ·Ï °£´ÜÇÏ°Ô µÚ¿¡ ¿À´Â ¸í·É Åë¾î·ÐÀ» ÀÌ¿ëÇÑ´Ù:

log_file mysqlbinlog [¼±ÅñÇ]¡¦

ÀÌ·¸°Ô ÀÌ¿ø ±â·Ï ÆÄÀÏÀÇ ³»¿ëÀ» Ç¥½ÃÇÏ´Â °ÍÀº Àаí binlog.000001¸¦, »ç¿ëÇÑ´Ù ÀÌ ¸í·ÉÀ» Áö¸íÇß´Ù:

mysqlbinlog binlog.000001

ÀÌ¿ø ±â·Ï ÆÄÀÏ ¹× ±×°ÍÀÇ ÀÚ·á´Â ¾ÆÁÖ °Å´ëÇÏ°Ô ÇÒ °Í °°, µû¶ó¼­ ½ºÅ©¸°¿¡ ¹«¾ùÀ̵çÀ» Àд °ÍÀ» °ÅÀÇ ºÒ°¡´ÉÇÑ ÇÑ. ±×·¯³ª, ´ç½ÅÀº ¹®¼­ ÆíÁý±â¿¡¼­ ³ªÁß¿¡ ã¾Æº¸±â¸¦ À§ÇØ µÚ¿¡ ¿À´Â ¸í·ÉÀ» »ç¿ëÇØ¼­ ¿©´Â, ÀÏ ¼ö ÀÖ´Â ÆÄÀÏ·Î mysqlbinlogÀÇ »êÃâÀ» ¹è°üÇÒ ¼ö ÀÖ´Ù:

mysqlbinlog binlog.000001 > filename.txt

ÀÌ¿ø Å볪¹«¿¡¼­ ¸¸È¸µÈ ÀÚ·á ¾çÀ» °¨¼Ò½Ã۱â À§ÇÏ¿©´Â, µ¹·Áº¸³»Áö´Â ÀڷḦ Á¦ÇÑÇϱâ À§ÇÏ¿© ÀÌ¿ëµÉ ¼ö ÀÖ´Â ¸î¸î ¼±ÅñÇÀÌ ÀÖ´Ù. À¯¿ëÇÑ ±×µéÀÇ »çÀÌ¿¡¼­ ¾Æ·¡¿Í °°ÀÌ ¿­°ÅµÇ½Ê½Ã¿À:

- start-datetime=datetime

°ú µ¿µîÇÑ Å¸ÀÓ ½ºÅÆÇÁ°¡ Àִ ù¹øÂ° »ç°Ç¿¡ ÀÌ¿ø Å볪¹«¸¦ Àд ½ÃÀÛ ¶Ç´Â ³¯Â¥-½Ã°£ ³íÀï º¸´Ù´Â ³ªÁß¿¡. ³¯Â¥-½Ã°£ °¡Ä¡´Â ´ç½ÅÀÌ mysqlbinlog¸¦ ´Þ¸®´Â ±â°è¿¡ ÇöÁö ½Ã°£´ë¿¡ °ü·ÃµÈ ÀÌ´Ù. °¡Ä¡´Â ³¯Â¥ ½Ã°£ ¶Ç´Â ŸÀÓ ½ºÅÆÇÁ¸¦ À§ÇØ ¹Þ¾Æµé¿©Áø üÀç¿¡ ÀÚ·á À¯Çü ÀÖ¾î¾ß ÇÑ´Ù. ¿¹¸¦ µé¸é:

mysqlbinlog --start-datetime= " 2005-12-25 11:25: 56 " binlog.000001

- stop-datetime=datetime

³¯Â¥-½Ã°£ ³íÀï¿¡ ŸÀÓ ½ºÅÆÇÁ µ¿µîÇÑ °Í ¶Ç´Â Èĺΰ¡ Àִ ù¹øÂ° »ç°Ç¿¡ ÀÌ¿ø Å볪¹«¸¦ Àд Á¤Áö. ÀÌ ¼±ÅñÇÀº point-in-time ȸº¹À» À§ÇØ À¯¿ëÇÏ´Ù. ³¯Â¥-½Ã°£ °¡Ä¡¿¡ °üÇÏ¿© Á¤º¸¸¦ À§ÇÑ - ½ÃÀÛÇÏ ³¯Â¥-½Ã°£ ¼±ÅñÇÀÇ ¹¦»ç¸¦ º¸½Ê½Ã¿À.

- start-position=N

N ³íÀï°ú µ¿µîÇÑ À§Ä¡°¡ Àִ ù¹øÂ° »ç°Ç¿¡ ÀÌ¿ø Å볪¹«¸¦ Àд ½ÃÀÛ. This option applies to the first log file named on the command line.

–stop-position=N

Stop reading the binary log at the first event having a position equal or greater than the N argument. This option applies to the last log file named on the command line.

For more usage information on mysqlbinlog, visit here.

IMPORTANT: This is a machine translated page which is provided "as is" without warranty. Machine translation may be difficult to understand. Please refer to original English article whenever possible.

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One Response to ¡°How to Read MySQL Binary Log Files (BinLog) with mysqlbinlog¡±

  1. Pisu
    June 29th, 2008 16:33
    1

    This post saved my life today¡¦ when the binary log were the only way to retrieve important data get lost¡¦ thanks!!

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