{"id":995,"date":"2026-03-16T11:28:29","date_gmt":"2026-03-16T03:28:29","guid":{"rendered":"https:\/\/yunyanglib.cn\/?p=995"},"modified":"2026-03-16T11:28:30","modified_gmt":"2026-03-16T03:28:30","slug":"%e3%80%90mysql%e3%80%91mysql-%e8%bf%90%e7%bb%b4%e6%95%88%e7%8e%87%e7%bf%bb%e5%80%8d%ef%bc%81%e6%89%8b%e6%8a%8a%e6%89%8b%e6%95%99%e4%bd%a0%e7%94%a8-shell-%e8%84%9a%e6%9c%ac%e7%8e%a9%e8%bd%ac-mysql","status":"publish","type":"post","link":"https:\/\/yunyanglib.cn\/?p=995","title":{"rendered":"\u3010MySQL\u3011MySQL \u8fd0\u7ef4\u6548\u7387\u7ffb\u500d\uff01\u624b\u628a\u624b\u6559\u4f60\u7528 Shell \u811a\u672c\u73a9\u8f6c MySQL \u64cd\u4f5c"},"content":{"rendered":"\n<p class=\"wp-block-paragraph\">\u54c8\u55bd\uff0c\u5404\u4f4d\u540e\u7aef\u5c0f\u4f19\u4f34\u4eec\uff0c\u6211\u662f\u4e91\u626c\uff5e<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u4f5c\u4e3a\u4e00\u540d\u5e38\u5e74\u548c Java\u3001MySQL \u6253\u4ea4\u9053\u7684\u5f00\u53d1\u8005\uff0c\u65e5\u5e38\u5de5\u4f5c\u91cc\u603b\u514d\u4e0d\u4e86\u548c MySQL \u8fd0\u7ef4\u6253\u4ea4\u9053\uff1a\u6279\u91cf\u67e5\u8be2\u591a\u53f0\u670d\u52a1\u5668\u7684\u53c2\u6570\u3001\u7edf\u8ba1\u6570\u636e\u5e93\u8fd0\u884c\u6307\u6807\u3001\u5b9a\u65f6\u5bfc\u51fa\u8fde\u63a5\u4fe1\u606f\u2026\u2026<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u5982\u679c\u6bcf\u6b21\u90fd\u624b\u52a8\u6572\u547d\u4ee4\uff0c\u4e0d\u4ec5\u6548\u7387\u4f4e\uff0c\u8fd8\u5bb9\u6613\u56e0\u4e3a\u624b\u8bef\u8e29\u5751\u3002\u5176\u5b9e\uff0c\u7528 Shell \u811a\u672c\u628a\u8fd9\u4e9b\u91cd\u590d\u64cd\u4f5c\u81ea\u52a8\u5316\uff0c\u662f\u63d0\u5347\u8fd0\u7ef4\u6548\u7387\u7684 \u201c\u795e\u5668\u201d\uff01<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u4eca\u5929\u5c31\u5e26\u5927\u5bb6\u4ece\u96f6\u5f00\u59cb\uff0c\u624b\u628a\u624b\u6559\u4f60\u7528 Shell \u64cd\u4f5c MySQL\uff0c\u4ece\u57fa\u7840\u7684\u589e\u5220\u67e5\u6539\uff0c\u5230\u501f\u52a9 AI \u7f16\u5199\u590d\u6742\u7684\u8fd0\u7ef4\u811a\u672c\uff0c\u4e00\u7bc7\u641e\u5b9a\uff01<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">\u4e00\u3001\u5b9e\u9a8c\u73af\u5883\u51c6\u5907\uff1a\u5148\u642d\u597d \u201c\u7ec3\u5175\u573a\u201d<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u5728\u5199\u811a\u672c\u4e4b\u524d\uff0c\u6211\u4eec\u9700\u8981\u5148\u521b\u5efa\u6d4b\u8bd5\u7528\u6237\u3001\u6d4b\u8bd5\u5e93\u548c\u8868\uff0c\u786e\u4fdd\u540e\u7eed\u811a\u672c\u80fd\u6b63\u5e38\u6267\u884c\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">1. \u521b\u5efa\u6d4b\u8bd5\u7528\u6237\u4e0e\u6743\u9650<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u9996\u5148\u521b\u5efa\u4e00\u4e2a\u62e5\u6709\u8db3\u591f\u64cd\u4f5c\u6743\u9650\u7684\u6d4b\u8bd5\u7528\u6237 <code>shell_rw<\/code>\uff0c\u907f\u514d\u76f4\u63a5\u4f7f\u7528 root \u8d26\u53f7\u5e26\u6765\u7684\u5b89\u5168\u98ce\u9669\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>-- \u521b\u5efa\u6d4b\u8bd5\u7528\u6237\nCREATE USER 'shell_rw'@'%' IDENTIFIED BY 'Idyq8_a1';\n-- \u6388\u4e88\u5fc5\u8981\u6743\u9650\nGRANT create,alter,insert,delete,select,update,show view ON *.* TO 'shell_rw'@'%';\n<\/code><\/pre>\n\n\n\n<h3 class=\"wp-block-heading\">2. \u521b\u5efa\u6d4b\u8bd5\u5e93\u548c\u8868<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u63a5\u7740\u521b\u5efa\u6d4b\u8bd5\u6570\u636e\u5e93 <code>maria<\/code> \u548c\u5546\u54c1\u8868 <code>products<\/code>\uff0c\u540e\u7eed\u7684\u589e\u5220\u67e5\u6539\u64cd\u4f5c\u90fd\u57fa\u4e8e\u8fd9\u5f20\u8868\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>USE maria;\nCREATE TABLE products (\n  id int NOT NULL AUTO_INCREMENT,\n  name varchar(255) NOT NULL,\n  price decimal(10, 2) NOT NULL,\n  PRIMARY KEY (id)\n);\n<\/code><\/pre>\n\n\n\n<h3 class=\"wp-block-heading\">3. \u547d\u4ee4\u884c\u5feb\u901f\u8fde\u63a5 MySQL<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u5148\u719f\u6089\u4e00\u4e0b Linux \u547d\u4ee4\u884c\u76f4\u63a5\u8fde\u63a5 MySQL \u7684\u65b9\u5f0f\uff0c\u8fd9\u662f\u7f16\u5199\u811a\u672c\u7684\u57fa\u7840\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code># \u67e5\u770b\u6240\u6709\u6570\u636e\u5e93\nmysql -ushell_rw -p'Idyq8_a1' -e \"show databases\"\n\n# \u76f4\u63a5\u6307\u5b9a\u6570\u636e\u5e93\uff0c\u67e5\u770b\u5176\u4e2d\u7684\u8868\nmysql -ushell_rw -p'Idyq8_a1' maria -e \"show tables\"<\/code><\/pre>\n\n\n\n<h3 class=\"wp-block-heading\">4. \u547d\u4ee4\u884c\u5feb\u901f\u67e5\u8be2MySQL\u6570\u636e<\/h3>\n\n\n\n<pre class=\"wp-block-code\"><code># \u76f4\u63a5\u67e5\u8be2\u67d0\u5f20\u8868\u7684\u6570\u636e\nmysql  -ushell_rw -p'Idyq8_a1' maria  -e \"select * from t1 limit 1\"<\/code><\/pre>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">\u4e8c\u3001\u57fa\u7840\u5b9e\u6218\uff1aShell \u811a\u672c\u5b9e\u73b0 MySQL \u589e\u5220\u67e5\u6539<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u638c\u63e1\u4e86\u57fa\u7840\u8fde\u63a5\u65b9\u5f0f\uff0c\u6211\u4eec\u5c31\u53ef\u4ee5\u7f16\u5199\u811a\u672c\uff0c\u628a MySQL \u7684\u589e\u3001\u5220\u3001\u67e5\u3001\u6539\u64cd\u4f5c\u4e32\u8d77\u6765\u4e86\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">1. \u7f16\u5199\u811a\u672c <code>mysql_crud.sh<\/code><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u5728 <code>\/data\/script<\/code> \u76ee\u5f55\u4e0b\u521b\u5efa\u811a\u672c\u6587\u4ef6\uff0c\u5b8c\u6574\u4ee3\u7801\u5982\u4e0b\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>#!\/bin\/bash\n\n# \u8bbe\u7f6eMySQL\u8fde\u63a5\u4fe1\u606f\uff08\u6309\u9700\u4fee\u6539\uff09\nmysql_host='localhost'\nmysql_user='shell_rw'\nmysql_pass='Idyq8_a1'\nmysql_db='maria'\n\n# 1. \u6267\u884c\u5199\u5165\u64cd\u4f5c\necho \"\u3010\u5199\u5165\u6570\u636e\u3011\u5411products\u8868\u63d2\u5165apple\u8bb0\u5f55\"\nmysql -h\"$mysql_host\" -u\"$mysql_user\" -p\"$mysql_pass\" $mysql_db -e \"insert into products (name,price) values ('apple',10.50)\"\n\n# 2. \u6267\u884c\u67e5\u8be2\u64cd\u4f5c\necho -e \"\\n\u3010\u67e5\u8be2\u6570\u636e\u3011\u67e5\u8be2apple\u8bb0\u5f55\"\nmysql -h\"$mysql_host\" -u\"$mysql_user\" -p\"$mysql_pass\" $mysql_db -e \"select * from  products where name='apple'\"\n\n# 3. \u6267\u884c\u4fee\u6539\u64cd\u4f5c\necho -e \"\\n\u3010\u4fee\u6539\u6570\u636e\u3011\u66f4\u65b0apple\u7684\u4ef7\u683c\u4e3a12.5\"\nmysql -h\"$mysql_host\" -u\"$mysql_user\" -p\"$mysql_pass\" $mysql_db -e \"update products set price=12.5 where name='apple'\"\n\n# 4. \u6267\u884c\u5220\u9664\u64cd\u4f5c\necho -e \"\\n\u3010\u5220\u9664\u6570\u636e\u3011\u5220\u9664apple\u8bb0\u5f55\"\nmysql -h\"$mysql_host\" -u\"$mysql_user\" -p\"$mysql_pass\" $mysql_db -e \"delete from  products where name='apple'\"\n<\/code><\/pre>\n\n\n\n<h3 class=\"wp-block-heading\">2. \u6267\u884c\u811a\u672c<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u7ed9\u811a\u672c\u6dfb\u52a0\u6267\u884c\u6743\u9650\uff0c\u7136\u540e\u8fd0\u884c\u5373\u53ef\u770b\u5230\u5b8c\u6574\u7684\u64cd\u4f5c\u6d41\u7a0b\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code># \u6dfb\u52a0\u6267\u884c\u6743\u9650\nchmod +x mysql_crud.sh\n# \u8fd0\u884c\u811a\u672c\nsh mysql_crud.sh<\/code><\/pre>\n\n\n\n<figure class=\"wp-block-image size-full\"><img fetchpriority=\"high\" decoding=\"async\" width=\"758\" height=\"615\" src=\"https:\/\/yunyanglib.cn\/wp-content\/uploads\/2026\/03\/image-8.png\" alt=\"\" class=\"wp-image-999\" srcset=\"https:\/\/yunyanglib.cn\/wp-content\/uploads\/2026\/03\/image-8.png 758w, https:\/\/yunyanglib.cn\/wp-content\/uploads\/2026\/03\/image-8-300x243.png 300w\" sizes=\"(max-width: 758px) 100vw, 758px\" \/><\/figure>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">\u4e09\u3001\u9ad8\u6548\u8fdb\u9636\uff1a\u501f\u52a9 AI \u7f16\u5199\u590d\u6742\u8fd0\u7ef4\u811a\u672c<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u65e5\u5e38\u5de5\u4f5c\u4e2d\uff0c\u6211\u4eec\u4f1a\u9047\u5230\u66f4\u590d\u6742\u7684\u8fd0\u7ef4\u9700\u6c42\uff0c\u624b\u52a8\u7f16\u5199\u811a\u672c\u5bb9\u6613\u51fa\u9519\u3002\u8fd9\u65f6\u501f\u52a9 AI\uff0c\u53ea\u9700\u7ed9\u51fa\u6e05\u6670\u7684\u63d0\u793a\u8bcd\uff0c\u5c31\u80fd\u5feb\u901f\u751f\u6210\u9ad8\u8d28\u91cf\u811a\u672c\uff0c\u6548\u7387\u76f4\u63a5\u62c9\u6ee1\uff01<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u4e0b\u9762\u7ed9\u5927\u5bb6\u5206\u4eab 4 \u4e2a\u9ad8\u9891\u8fd0\u7ef4\u573a\u666f\u7684\u811a\u672c\uff0c\u90fd\u662f\u6211\u7528 AI \u751f\u6210\u5e76\u9a8c\u8bc1\u8fc7\u7684\uff0c\u76f4\u63a5\u62ff\u8d70\u53ef\u7528\uff5e<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u573a\u666f 1\uff1a\u5bfc\u51fa MySQL \u6d3b\u8dc3\u8fde\u63a5\u5230\u65e5\u5fd7\u6587\u4ef6<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u9700\u6c42<\/strong>\uff1a\u7f16\u5199\u811a\u672c\uff0c\u67e5\u8be2 MySQL 8.0 \u6d3b\u8dc3\u8fde\u63a5\uff0c\u5e76\u5c06\u7ed3\u679c\u5bfc\u51fa\u5230\u4ee5 \u201cprocesslist_\u5f53\u524d\u65f6\u95f4\u201d \u547d\u540d\u7684\u65e5\u5fd7\u6587\u4ef6\u4e2d\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u811a\u672c <code>mysql_processlist.sh<\/code><\/strong>\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>#!\/bin\/bash\n\n# MySQL\u8fde\u63a5\u914d\u7f6e\nUSER=\"shell_rw\"\nPASSWORD=\"Idyq8_a1\"\nHOST=\"localhost\"\nPORT=\"3306\"\n\n# \u83b7\u53d6\u5f53\u524d\u65f6\u95f4\u5e76\u683c\u5f0f\u5316\uff08\u5e74-\u6708-\u65e5-\u65f6-\u5206-\u79d2\uff09\nCURRENT_TIME=$(date +\"%Y%m%d%H%M%S\")\n# \u5b9a\u4e49\u8f93\u51fa\u6587\u4ef6\u540d\nOUTPUT_FILE=\"processlist_${CURRENT_TIME}.log\"\n\n# \u68c0\u67e5mysql\u5ba2\u6237\u7aef\u662f\u5426\u5b89\u88c5\nif ! command -v mysql &amp;> \/dev\/null; then\n    echo \"\u274c \u9519\u8bef: \u672a\u627e\u5230mysql\u5ba2\u6237\u7aef\uff0c\u8bf7\u5148\u5b89\u88c5\uff01\"\n    exit 1\nfi\n\n# \u67e5\u8be2\u6d3b\u8dc3\u8fde\u63a5\u5e76\u4fdd\u5b58\u5230\u6587\u4ef6\necho \"\ud83d\udcdd \u6b63\u5728\u67e5\u8be2MySQL\u6d3b\u8dc3\u8fde\u63a5\uff0c\u7ed3\u679c\u5c06\u4fdd\u5b58\u5230: ${OUTPUT_FILE}\"\nmysql -h \"$HOST\" -P \"$PORT\" -u \"$USER\" -p\"$PASSWORD\" -e \"SHOW FULL PROCESSLIST;\" > \"$OUTPUT_FILE\" 2>\/dev\/null\n\n# \u68c0\u67e5\u6267\u884c\u7ed3\u679c\nif &#91; $? -ne 0 ]; then\n    echo \"\u274c \u9519\u8bef: \u8fde\u63a5MySQL\u5931\u8d25\u6216\u67e5\u8be2\u51fa\u9519\uff0c\u8bf7\u68c0\u67e5\u914d\u7f6e\uff01\"\n    exit 1\nfi\n\necho \"\u2705 \u67e5\u8be2\u5b8c\u6210\uff0c\u6d3b\u8dc3\u8fde\u63a5\u5df2\u5bfc\u51fa\u81f3: ${OUTPUT_FILE}\"<\/code><\/pre>\n\n\n\n<figure class=\"wp-block-image size-full\"><img decoding=\"async\" width=\"764\" height=\"259\" src=\"https:\/\/yunyanglib.cn\/wp-content\/uploads\/2026\/03\/image-12.png\" alt=\"\" class=\"wp-image-1003\" srcset=\"https:\/\/yunyanglib.cn\/wp-content\/uploads\/2026\/03\/image-12.png 764w, https:\/\/yunyanglib.cn\/wp-content\/uploads\/2026\/03\/image-12-300x102.png 300w\" sizes=\"(max-width: 764px) 100vw, 764px\" \/><\/figure>\n\n\n\n<h3 class=\"wp-block-heading\">\u573a\u666f 2\uff1a\u6279\u91cf\u67e5\u8be2\u591a\u53f0 MySQL \u670d\u52a1\u5668\u7684\u6307\u5b9a\u53c2\u6570<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u9700\u6c42<\/strong>\uff1a<code>ip.txt<\/code> \u4e2d\u6bcf\u884c\u5b58\u653e MySQL \u7684 IP\u3001\u7528\u6237\u540d\u3001\u5bc6\u7801\uff08\u683c\u5f0f\uff1aIP, \u7528\u6237\u540d\uff0c\u5bc6\u7801\uff09\uff0c\u7f16\u5199\u811a\u672c\uff0c\u63d0\u793a\u7528\u6237\u8f93\u5165\u53c2\u6570\u540d\uff0c\u6279\u91cf\u67e5\u8be2\u6240\u6709\u670d\u52a1\u5668\u7684\u8be5\u53c2\u6570\u503c\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u51c6\u5907 <code>ip.txt<\/code><\/strong>\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>192.168.184.151,shell_rw,Idyq8_a1\n192.168.184.152,shell_rw,Idyq8_a1\n192.168.184.153,shell_rw,Idyq8_a1<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u811a\u672c <code>query_mysql_variable.sh<\/code><\/strong>\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>#!\/bin\/bash\n\n# \u68c0\u67e5ip.txt\u662f\u5426\u5b58\u5728\nif &#91; ! -f \"ip.txt\" ]; then\n    echo \"\u274c \u9519\u8bef: \u5f53\u524d\u76ee\u5f55\u4e0b\u672a\u627e\u5230ip.txt\u6587\u4ef6\uff01\"\n    exit 1\nfi\n\n# \u63d0\u793a\u7528\u6237\u8f93\u5165\u8981\u67e5\u8be2\u7684\u53d8\u91cf\u540d\nread -p \"\u8bf7\u8f93\u5165\u8981\u67e5\u8be2\u7684MySQL\u5168\u5c40\u53d8\u91cf\u540d: \" VARIABLE_NAME\n\n# \u68c0\u67e5mysql\u5ba2\u6237\u7aef\u662f\u5426\u5b89\u88c5\nif ! command -v mysql &amp;> \/dev\/null; then\n    echo \"\u274c \u9519\u8bef: \u672a\u627e\u5230mysql\u5ba2\u6237\u7aef\uff0c\u8bf7\u5148\u5b89\u88c5\uff01\"\n    exit 1\nfi\n\n# \u6279\u91cf\u67e5\u8be2\u5e76\u8f93\u51fa\u7ed3\u679c\necho -e \"\\n\ud83d\udd0d \u6b63\u5728\u67e5\u8be2\u6240\u6709MySQL\u670d\u52a1\u5668\u7684\u53d8\u91cf: $VARIABLE_NAME\"\necho \"==========================================\"\n\nwhile IFS=',' read -r IP USERNAME PASSWORD; do\n    echo \"\ud83d\udccc \u670d\u52a1\u5668 IP: $IP\"\n    # \u67e5\u8be2\u53d8\u91cf\u503c\uff0c\u8fc7\u6ee4\u6389\u8868\u5934\n    RESULT=$(mysql -h \"$IP\" -u \"$USERNAME\" -p\"$PASSWORD\" -e \"SHOW GLOBAL VARIABLES LIKE '$VARIABLE_NAME';\" 2>\/dev\/null | grep -v \"Variable_name\")\n    # \u5224\u8bfb\u67e5\u8be2\u7ed3\u679c\n    if &#91; -z \"$RESULT\" ]; then\n        echo \"  \u274c \u8fde\u63a5\u5931\u8d25\u6216\u53d8\u91cf\u4e0d\u5b58\u5728\"\n    else\n        echo \"  \u2705 $RESULT\"\n    fi\n    echo \"------------------------------------------\"\ndone &lt; ip.txt\n\necho \"\u2705 \u6279\u91cf\u67e5\u8be2\u5b8c\u6210\uff01\"<\/code><\/pre>\n\n\n\n<figure class=\"wp-block-image size-full\"><img decoding=\"async\" width=\"765\" height=\"339\" src=\"https:\/\/yunyanglib.cn\/wp-content\/uploads\/2026\/03\/image-13.png\" alt=\"\" class=\"wp-image-1004\" srcset=\"https:\/\/yunyanglib.cn\/wp-content\/uploads\/2026\/03\/image-13.png 765w, https:\/\/yunyanglib.cn\/wp-content\/uploads\/2026\/03\/image-13-300x133.png 300w\" sizes=\"(max-width: 765px) 100vw, 765px\" \/><\/figure>\n\n\n\n<h3 class=\"wp-block-heading\">\u573a\u666f 3\uff1a\u7edf\u8ba1 10 \u79d2\u5185 MySQL \u67e5\u8be2\u91cf\u4e0e\u6162\u67e5\u8be2\u6570<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u9700\u6c42<\/strong>\uff1a\u7f16\u5199\u811a\u672c\uff0c\u7edf\u8ba1 10 \u79d2\u5185 MySQL \u7684\u603b\u67e5\u8be2\u6b21\u6570\u548c\u65b0\u589e\u6162\u67e5\u8be2\u6570\u91cf\uff0c\u57fa\u4e8e <code>SHOW GLOBAL STATUS<\/code> \u5b9e\u73b0\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u811a\u672c <code>mysql_stats_collector.sh<\/code><\/strong>\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>#!\/bin\/bash\n\n# MySQL\u8fde\u63a5\u53c2\u6570\uff08\u6309\u9700\u4fee\u6539\uff09\nMYSQL_USER=\"shell_rw\"\nMYSQL_PASSWORD=\"Idyq8_a1\"\n\n# \u68c0\u67e5mysql\u5ba2\u6237\u7aef\u662f\u5426\u5b89\u88c5\nif ! command -v mysql &amp;> \/dev\/null; then\n    echo \"\u274c \u9519\u8bef: \u672a\u627e\u5230mysql\u5ba2\u6237\u7aef\uff0c\u8bf7\u5148\u5b89\u88c5\uff01\"\n    exit 1\nfi\n\n# \u83b7\u53d6\u8d77\u59cb\u65f6\u95f4\uff0c\u8bbe\u7f6e\u7edf\u8ba1\u65f6\u957f\u4e3a10\u79d2\nSTART_TIME=$(date +%s)\nDURATION=10\nEND_TIME=$((START_TIME + DURATION))\n\necho \"\u23f1\ufe0f  \u6b63\u5728\u7edf\u8ba1${DURATION}\u79d2\u5185\u7684MySQL\u8fd0\u884c\u6307\u6807\uff0c\u8bf7\u7a0d\u5019...\"\n\n# \u83b7\u53d6\u521d\u59cb\u6307\u6807\u503c\nQUERY_COUNT_START=$(mysql -u $MYSQL_USER -p$MYSQL_PASSWORD -e \"SHOW GLOBAL STATUS LIKE 'Questions'\" | awk '{print $2}' | tail -n 1)\nSLOW_QUERY_COUNT_START=$(mysql -u $MYSQL_USER -p$MYSQL_PASSWORD -e \"SELECT COUNT(*) FROM mysql.slow_log WHERE start_time >= NOW() - INTERVAL ${DURATION} SECOND\" | awk 'NR==2')\n\n# \u7b49\u5f85\u7edf\u8ba1\u65f6\u957f\u7ed3\u675f\nwhile &#91; $(date +%s) -lt $END_TIME ]; do\n  sleep 1\ndone\n\n# \u83b7\u53d6\u7ed3\u675f\u6307\u6807\u503c\nQUERY_COUNT_END=$(mysql -u $MYSQL_USER -p$MYSQL_PASSWORD -e \"SHOW GLOBAL STATUS LIKE 'Questions'\" | awk '{print $2}' | tail -n 1)\nSLOW_QUERY_COUNT_END=$(mysql -u $MYSQL_USER -p$MYSQL_PASSWORD -e \"SELECT COUNT(*) FROM mysql.slow_log WHERE start_time >= NOW() - INTERVAL ${DURATION} SECOND\" | awk 'NR==2')\n\n# \u8ba1\u7b97\u589e\u91cf\nTOTAL_QUERIES=$((QUERY_COUNT_END - QUERY_COUNT_START))\nNEW_SLOW_QUERIES=$((SLOW_QUERY_COUNT_END - SLOW_QUERY_COUNT_START))\n\n# \u8f93\u51fa\u7edf\u8ba1\u7ed3\u679c\necho -e \"\\n\ud83d\udcca ${DURATION}\u79d2\u5185MySQL\u8fd0\u884c\u7edf\u8ba1\u7ed3\u679c\uff1a\"\necho \"------------------------------------------\"\necho \"\u603b\u67e5\u8be2\u6b21\u6570: $TOTAL_QUERIES\"\necho \"\u65b0\u589e\u6162\u67e5\u8be2\u6570: $NEW_SLOW_QUERIES\"\necho \"------------------------------------------\"<\/code><\/pre>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"765\" height=\"360\" src=\"https:\/\/yunyanglib.cn\/wp-content\/uploads\/2026\/03\/image-10.png\" alt=\"\" class=\"wp-image-1001\" srcset=\"https:\/\/yunyanglib.cn\/wp-content\/uploads\/2026\/03\/image-10.png 765w, https:\/\/yunyanglib.cn\/wp-content\/uploads\/2026\/03\/image-10-300x141.png 300w\" sizes=\"(max-width: 765px) 100vw, 765px\" \/><\/figure>\n\n\n\n<h3 class=\"wp-block-heading\">\u573a\u666f 4\uff1a\u7edf\u8ba1\u6307\u5b9a\u6570\u636e\u5e93\u7684\u8868\u4fe1\u606f\uff08\u5bb9\u91cf \/ \u81ea\u589e\u503c \/ \u5f15\u64ce\uff09<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u9700\u6c42<\/strong>\uff1a\u7f16\u5199\u811a\u672c\uff0c\u67e5\u8be2 <code>information_schema.tables<\/code>\uff0c\u7edf\u8ba1\u6307\u5b9a\u6570\u636e\u5e93\u4e2d\u6240\u6709\u8868\u7684\u9884\u4f30\u5bb9\u91cf\u3001\u81ea\u589e\u503c\u548c\u5b58\u50a8\u5f15\u64ce\uff0c\u4e00\u952e\u638c\u63e1\u5e93\u8868\u6982\u51b5\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u811a\u672c <code>mysql_tables_stats.sh<\/code><\/strong>\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>#!\/bin\/bash\n\n# MySQL\u8fde\u63a5\u914d\u7f6e\nUSER=\"shell_rw\"\nPASSWORD=\"Idyq8_a1\"\nHOST=\"localhost\"\nPORT=\"3306\"\n\n# \u68c0\u67e5\u662f\u5426\u4f20\u5165\u6570\u636e\u5e93\u540d\u53c2\u6570\nif &#91; -z \"$1\" ]; then\n    echo \"\ud83d\udccc \u7528\u6cd5: $0 &lt;\u6570\u636e\u5e93\u540d&gt;\"\n    exit 1\nfi\nDATABASE=\"$1\"\n\n# \u68c0\u67e5mysql\u5ba2\u6237\u7aef\u662f\u5426\u5b89\u88c5\nif ! command -v mysql &amp;&gt; \/dev\/null; then\n    echo \"\u274c \u9519\u8bef: \u672a\u627e\u5230mysql\u5ba2\u6237\u7aef\uff0c\u8bf7\u5148\u5b89\u88c5\uff01\"\n    exit 1\nfi\n\n# \u68c0\u67e5\u6570\u636e\u5e93\u662f\u5426\u5b58\u5728\nDB_EXISTS=$(mysql -h \"$HOST\" -P \"$PORT\" -u \"$USER\" -p\"$PASSWORD\" -sN -e \"SELECT COUNT(*) FROM information_schema.schemata WHERE schema_name = '$DATABASE'\")\nif &#91; \"$DB_EXISTS\" -eq 0 ]; then\n    echo \"\u274c \u9519\u8bef: \u6570\u636e\u5e93 '$DATABASE' \u4e0d\u5b58\u5728\uff01\"\n    exit 1\nfi\n\n# \u67e5\u8be2\u5e76\u683c\u5f0f\u5316\u8f93\u51fa\u8868\u4fe1\u606f\necho -e \"\\n\ud83d\udccb \u6570\u636e\u5e93 '$DATABASE' \u8868\u4fe1\u606f\u7edf\u8ba1\uff1a\"\necho \"----------------------------------------------------------------\"\necho -e \"\u8868\u540d\\t\\t\u9884\u4f30\u5bb9\u91cf(MB)\\t\u81ea\u589e\u503c\\t\\t\u5b58\u50a8\u5f15\u64ce\"\necho \"----------------------------------------------------------------\"\n\nmysql -h \"$HOST\" -P \"$PORT\" -u \"$USER\" -p\"$PASSWORD\" --database=\"$DATABASE\" -e \"\n    SELECT \n        TABLE_NAME,\n        ROUND((DATA_LENGTH + INDEX_LENGTH) \/ 1024 \/ 1024, 2) AS DATA_SIZE_MB,\n        AUTO_INCREMENT,\n        ENGINE\n    FROM \n        information_schema.TABLES\n    WHERE \n        TABLE_SCHEMA = '$DATABASE'\n    ORDER BY \n        DATA_LENGTH DESC;\n\" 2&gt;\/dev\/null | awk 'NR&gt;1 {printf \"%-16s %-16s %-16s %-10s\\n\", $1, $2, $3, $4}'\n\necho \"----------------------------------------------------------------\"\necho \"\u2705 \u8868\u4fe1\u606f\u7edf\u8ba1\u5b8c\u6210\uff01\"\n<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u4f7f\u7528\u65b9\u5f0f<\/strong>\uff1a\u76f4\u63a5\u5728\u811a\u672c\u540e\u8ddf\u4e0a\u6570\u636e\u5e93\u540d\u5373\u53ef\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>sh mysql_tables_stats.sh maria<\/code><\/pre>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"761\" height=\"316\" src=\"https:\/\/yunyanglib.cn\/wp-content\/uploads\/2026\/03\/image-9.png\" alt=\"\" class=\"wp-image-1000\" srcset=\"https:\/\/yunyanglib.cn\/wp-content\/uploads\/2026\/03\/image-9.png 761w, https:\/\/yunyanglib.cn\/wp-content\/uploads\/2026\/03\/image-9-300x125.png 300w\" sizes=\"(max-width: 761px) 100vw, 761px\" \/><\/figure>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">\u56db\u3001\u5199\u5728\u6700\u540e<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u4ee5\u4e0a\u5c31\u662f\u672c\u6b21\u5206\u4eab\u7684\u5168\u90e8\u5185\u5bb9\u5566\uff01\u4ece\u57fa\u7840\u7684 Shell \u64cd\u4f5c MySQL\uff0c\u5230\u501f\u52a9 AI \u7f16\u5199\u590d\u6742\u7684\u8fd0\u7ef4\u811a\u672c\uff0c\u5e0c\u671b\u80fd\u5e2e\u5927\u5bb6\u6446\u8131\u91cd\u590d\u7684\u624b\u52a8\u64cd\u4f5c\uff0c\u63d0\u5347\u5de5\u4f5c\u6548\u7387\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u8fd9\u4e9b\u811a\u672c\u6211\u90fd\u5df2\u7ecf\u5b9e\u9645\u9a8c\u8bc1\u8fc7\uff0c\u5927\u5bb6\u53ef\u4ee5\u6839\u636e\u81ea\u5df1\u7684\u4e1a\u52a1\u573a\u666f\u7a0d\u4f5c\u4fee\u6539\u5c31\u80fd\u4f7f\u7528\u3002\u540e\u7eed\u6211\u8fd8\u4f1a\u5206\u4eab\u66f4\u591a Java \u6e90\u7801\u89e3\u8bfb\u3001MySQL \u4f18\u5316\u3001Linux \u8fd0\u7ef4\u7684\u5e72\u8d27\u5185\u5bb9\uff0c\u8bb0\u5f97\u6301\u7eed\u5173\u6ce8\u54e6\uff01<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u5982\u679c\u8fd9\u7bc7\u6587\u7ae0\u5bf9\u4f60\u6709\u5e2e\u52a9\uff0c\u6b22\u8fce\u70b9\u8d5e\u3001\u5728\u770b\u3001\u8f6c\u53d1\u7ed9\u8eab\u8fb9\u7684\u5c0f\u4f19\u4f34\uff5e \u6709\u4efb\u4f55\u95ee\u9898\uff0c\u4e5f\u53ef\u4ee5\u5728\u8bc4\u8bba\u533a\u7559\u8a00\u4ea4\u6d41\uff01<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u6211\u662f\u4e91\u626c\uff0c\u6211\u4eec\u4e0b\u671f\u518d\u89c1 \ud83d\udc4b<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u54c8\u55bd\uff0c\u5404\u4f4d\u540e\u7aef\u5c0f\u4f19\u4f34\u4eec\uff0c\u6211\u662f\u4e91\u626c\uff5e \u4f5c\u4e3a\u4e00\u540d\u5e38\u5e74\u548c Java\u3001MySQL \u6253\u4ea4\u9053\u7684\u5f00\u53d1\u8005\uff0c\u65e5\u5e38\u5de5\u4f5c\u91cc\u603b\u514d\u4e0d\u4e86\u548c<\/p>\n<div class=\"more-link\">\n\t\t\t\t <a href=\"https:\/\/yunyanglib.cn\/?p=995\" class=\"link-btn theme-btn\"><span>Read More <\/span> <i class=\"fa fa-caret-right\"><\/i><\/a>\n\t\t\t<\/div>\n","protected":false},"author":1,"featured_media":1005,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[17],"tags":[16],"class_list":["post-995","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-mysql","tag-mysql"],"_links":{"self":[{"href":"https:\/\/yunyanglib.cn\/index.php?rest_route=\/wp\/v2\/posts\/995","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/yunyanglib.cn\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/yunyanglib.cn\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/yunyanglib.cn\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/yunyanglib.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=995"}],"version-history":[{"count":5,"href":"https:\/\/yunyanglib.cn\/index.php?rest_route=\/wp\/v2\/posts\/995\/revisions"}],"predecessor-version":[{"id":1007,"href":"https:\/\/yunyanglib.cn\/index.php?rest_route=\/wp\/v2\/posts\/995\/revisions\/1007"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/yunyanglib.cn\/index.php?rest_route=\/wp\/v2\/media\/1005"}],"wp:attachment":[{"href":"https:\/\/yunyanglib.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=995"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/yunyanglib.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=995"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/yunyanglib.cn\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=995"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}