{"id":6502,"date":"2024-11-14T08:48:24","date_gmt":"2024-11-14T00:48:24","guid":{"rendered":"https:\/\/fwq.ai\/blog\/6502\/"},"modified":"2024-11-14T08:48:24","modified_gmt":"2024-11-14T00:48:24","slug":"mysql%e4%b8%ad%e6%80%8e%e4%b9%88%e5%88%a0%e9%99%a4%e6%95%b0%e6%8d%ae%e5%ba%93%e6%95%b0%e6%8d%ae","status":"publish","type":"post","link":"https:\/\/fwq.ai\/blog\/6502\/","title":{"rendered":"mysql\u4e2d\u600e\u4e48\u5220\u9664\u6570\u636e\u5e93\u6570\u636e"},"content":{"rendered":"

\n mysql\u4e2d\u5220\u9664\u6570\u636e\u7684\u65b9\u6cd5\u5305\u62ec\uff1a\u5220\u9664\u6574\u4e2a\u6570\u636e\u5e93\uff08drop database database_name;\uff09\u3001\u5220\u9664\u8868\u4e2d\u6240\u6709\u6570\u636e\uff08truncate table table_name;\uff09\u3001\u5220\u9664\u8868\u4e2d\u7279\u5b9a\u884c\uff08delete from table_name where condition;\uff09\u3002\u5176\u4e2d\uff0ctruncate table\u901f\u5ea6\u5feb\uff0c\u4f46\u65e0\u6cd5\u56de\u6eda\uff0c\u800cdelete\u53ef\u6709\u6761\u4ef6\u5220\u9664\u884c\u3002\n<\/p><\/blockquote>\n

\"mysql\u4e2d\u600e\u4e48\u5220\u9664\u6570\u636e\u5e93\u6570\u636e\u63d2\u56fe\"<\/p>\n

MySQL\u4e2d\u5220\u9664\u6570\u636e\u5e93\u6570\u636e<\/strong><\/p>\n

\u5220\u9664\u6574\u4e2a\u6570\u636e\u5e93<\/strong><\/p>\n

\u8981\u5220\u9664\u6574\u4e2a\u6570\u636e\u5e93\uff0c\u8bf7\u4f7f\u7528\u4ee5\u4e0b\u8bed\u6cd5\uff1a<\/p>\n

DROP DATABASE database_name;<\/pre>\n
 \u767b\u5f55\u540e\u590d\u5236 <\/p>\n
\u4f8b\u5982\uff0c\u8981\u5220\u9664\u540d\u4e3a”my_database”\u7684\u6570\u636e\u5e93\uff0c\u8bf7\u8fd0\u884c\u4ee5\u4e0b\u547d\u4ee4\uff1a<\/p>\n
DROP DATABASE my_database;<\/pre>\n
 \u767b\u5f55\u540e\u590d\u5236 <\/p>\n
\u5220\u9664\u8868\u4e2d\u7684\u6570\u636e<\/strong><\/p>\n
\u8981\u5220\u9664\u8868\u4e2d\u7684\u6240\u6709\u6570\u636e\uff0c\u8bf7\u4f7f\u7528\u4ee5\u4e0b\u8bed\u6cd5\uff1a<\/p>\n
TRUNCATE TABLE table_name;<\/pre>\n
 \u767b\u5f55\u540e\u590d\u5236 <\/p>\n
\u4f8b\u5982\uff0c\u8981\u5220\u9664\u540d\u4e3a”my_table”\u7684\u8868\u4e2d\u7684\u6240\u6709\u6570\u636e\uff0c\u8bf7\u8fd0\u884c\u4ee5\u4e0b\u547d\u4ee4\uff1a<\/p>\n
TRUNCATE TABLE my_table;<\/pre>\n
 \u767b\u5f55\u540e\u590d\u5236 <\/p>\n
\u5220\u9664\u8868\u4e2d\u7684\u7279\u5b9a\u884c<\/strong><\/p>\n
\u8981\u5220\u9664\u8868\u4e2d\u7684\u7279\u5b9a\u884c\uff0c\u8bf7\u4f7f\u7528\u4ee5\u4e0b\u8bed\u6cd5\uff1a<\/p>\n
DELETE FROM table_name WHERE condition;<\/pre>\n
 \u767b\u5f55\u540e\u590d\u5236 <\/p>\n
\u4f8b\u5982\uff0c\u8981\u5220\u9664\u540d\u4e3a”my_table”\u7684\u8868\u4e2d”id”\u5b57\u6bb5\u4e3a5\u7684\u884c\uff0c\u8bf7\u8fd0\u884c\u4ee5\u4e0b\u547d\u4ee4\uff1a<\/p>\n
DELETE FROM my_table WHERE id = 5;<\/pre>\n
 \u767b\u5f55\u540e\u590d\u5236 <\/p>\n
\u6ce8\u610f\uff1a<\/strong><\/p>\n
    \n
  • \u4f7f\u7528TRUNCATE TABLE\u6bd4DELETE\u66f4\u5feb\uff0c\u56e0\u4e3a\u5b83\u76f4\u63a5\u622a\u65ad\u8868\uff0c\u800c\u65e0\u9700\u6bd4\u8f83\u884c\u3002<\/li>\n
  • TRUNCATE TABLE\u4e0d\u8bb0\u5f55\u5728\u4e8b\u52a1\u65e5\u5fd7\u4e2d\uff0c\u56e0\u6b64\u65e0\u6cd5\u56de\u6eda\u3002<\/li>\n
  • DELETE\u53ef\u4ee5\u4e0eWHERE\u5b50\u53e5\u4e00\u8d77\u4f7f\u7528\uff0c\u4ee5\u6709\u6761\u4ef6\u5730\u5220\u9664\u884c\uff0c\u800cTRUNCATE TABLE\u5219\u5220\u9664\u8868\u4e2d\u7684\u6240\u6709\u884c\u3002<\/li>\n<\/ul>\n
    \u4ee5\u4e0a\u5c31\u662f\u4e2d\u600e\u4e48\u5220\u9664\u6570\u636e\u5e93\u6570\u636e\u7684\u8be6\u7ec6\u5185\u5bb9\uff0c\u66f4\u591a\u8bf7\u5173\u6ce8\u7c73\u4e91\u7f51\u5176\u5b83\u76f8\u5173\u6587\u7ae0\uff01<\/p>\n","protected":false},"excerpt":{"rendered":"
    mysql\u4e2d\u5220\u9664\u6570\u636e\u7684\u65b9\u6cd5\u5305\u62ec\uff1a\u5220\u9664\u6574\u4e2a\u6570\u636e\u5e93\uff08drop database database_name;\uff09\u3001\u5220\u9664\u8868\u4e2d\u6240\u6709\u6570\u636e\uff08truncate table table_name;\uff09\u3001\u5220\u9664\u8868\u4e2d\u7279\u5b9a\u884c\uff08delete from table_name where condition;\uff09\u3002\u5176\u4e2d\uff0ctruncate table\u901f\u5ea6\u5feb\uff0c\u4f46\u65e0\u6cd5\u56de\u6eda\uff0c\u800cdelete\u53ef\u6709\u6761\u4ef6\u5220\u9664\u884c\u3002 MySQL\u4e2d\u5220\u9664\u6570\u636e\u5e93\u6570\u636e \u5220\u9664\u6574\u4e2a\u6570\u636e\u5e93 \u8981\u5220\u9664\u6574\u4e2a\u6570\u636e\u5e93\uff0c\u8bf7\u4f7f\u7528\u4ee5\u4e0b\u8bed\u6cd5\uff1a DROP DATABASE database_name; \u767b\u5f55\u540e\u590d\u5236 \u4f8b\u5982\uff0c\u8981\u5220\u9664\u540d\u4e3a”my_database”\u7684\u6570\u636e\u5e93\uff0c\u8bf7\u8fd0\u884c\u4ee5\u4e0b\u547d\u4ee4\uff1a DROP DATABASE my_database; \u767b\u5f55\u540e\u590d\u5236 \u5220\u9664\u8868\u4e2d\u7684\u6570\u636e \u8981\u5220\u9664\u8868\u4e2d\u7684\u6240\u6709\u6570\u636e\uff0c\u8bf7\u4f7f\u7528\u4ee5\u4e0b\u8bed\u6cd5\uff1a TRUNCATE TABLE table_name; \u767b\u5f55\u540e\u590d\u5236 \u4f8b\u5982\uff0c\u8981\u5220\u9664\u540d\u4e3a”my_table”\u7684\u8868\u4e2d\u7684\u6240\u6709\u6570\u636e\uff0c\u8bf7\u8fd0\u884c\u4ee5\u4e0b\u547d\u4ee4\uff1a TRUNCATE TABLE my_table; \u767b\u5f55\u540e\u590d\u5236 \u5220\u9664\u8868\u4e2d\u7684\u7279\u5b9a\u884c \u8981\u5220\u9664\u8868\u4e2d\u7684\u7279\u5b9a\u884c\uff0c\u8bf7\u4f7f\u7528\u4ee5\u4e0b\u8bed\u6cd5\uff1a DELETE FROM table_name WHERE condition; \u767b\u5f55\u540e\u590d\u5236 \u4f8b\u5982\uff0c\u8981\u5220\u9664\u540d\u4e3a”my_table”\u7684\u8868\u4e2d”id”\u5b57\u6bb5\u4e3a5\u7684\u884c\uff0c\u8bf7\u8fd0\u884c\u4ee5\u4e0b\u547d\u4ee4\uff1a DELETE FROM my_table WHERE id = 5; \u767b\u5f55\u540e\u590d\u5236 \u6ce8\u610f\uff1a \u4f7f\u7528TRUNCATE TABLE\u6bd4DELETE\u66f4\u5feb\uff0c\u56e0\u4e3a\u5b83\u76f4\u63a5\u622a\u65ad\u8868\uff0c\u800c\u65e0\u9700\u6bd4\u8f83\u884c\u3002 TRUNCATE TABLE\u4e0d\u8bb0\u5f55\u5728\u4e8b\u52a1\u65e5\u5fd7\u4e2d\uff0c\u56e0\u6b64\u65e0\u6cd5\u56de\u6eda\u3002 […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[16],"tags":[],"class_list":["post-6502","post","type-post","status-publish","format-standard","hentry","category-16"],"_links":{"self":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/6502","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/comments?post=6502"}],"version-history":[{"count":0,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/6502\/revisions"}],"wp:attachment":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/media?parent=6502"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/categories?post=6502"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/tags?post=6502"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}