<\/span><\/h2>\n\n\n\ngbase> select version();\r\n+---------------------------+\r\n| version() |\r\n+---------------------------+\r\n| 9.5.3.28.4_patch.1bcc63ff |\r\n+---------------------------+\r\n1 row in set (Elapsed: 00:00:00.00)<\/code><\/pre>\n\n\n\n<\/span>\u8bed\u6cd5<\/span><\/h2>\n\n\n\nsha2(str String,mode int) return String<\/code><\/pre>\n\n\n\n- str\uff1a\u5b57\u7b26\u4e32\uff0c\u53ef\u4ee5\u5305\u542b\u4e2d\u6587\uff0c\u5e94\u4e3a\uff0c\u6570\u5b57\u7b49varchar\u652f\u6301\u7684\u6240\u6709\u5b57\u7b26<\/li>
- mode\uff1a\u52a0\u5bc6\u6a21\u5f0f.
- mode=224\uff0c\u5bf9\u5e94SHA-224\uff0c\u8fd4\u56devarchar(56)<\/li>
- mode=256\uff0c\u5bf9\u5e94SHA-256\uff0c\u8fd4\u56devarchar(64)<\/li>
- mode=384\uff0c\u5bf9\u7528SHA-384\uff0c\u8fd4\u56devarchar(96)<\/li>
- mode=512\uff0c\u5bf9\u5e94SHA-512\uff0c\u8fd4\u56devarchar(128)<\/li><\/ul><\/li><\/ul>\n\n\n\n
<\/span>\u8bf4\u660e<\/span><\/h2>\n\n\n\n\u8be5\u51fd\u6570\u9488\u5bf9\u8f93\u5165\u7684\u5b57\u7b26\u4e32\u52a0\u5bc6\uff0c\u751f\u6210\u56fa\u5b9a\u957f\u5ea6\u7684\u5b57\u7b26\u4e32\u5e76\u8f93\u51fa\u3002\u5982\u679c\u6307\u5b9a\u7684mode\u4e0d\u662f\u56db\u4e2a\u6570\u5b57\uff0c\u5219\u8fd4\u56denull\u3002<\/p>\n\n\n\n
\u5b57\u7b26\u7f16\u7801\uff0c\u8bf7\u7528UTF8\u3002<\/p>\n\n\n\n
<\/span>\u6837\u4f8b<\/span><\/h2>\n\n\n\n<\/span>sha224<\/span><\/h3>\n\n\n\ngbase> select sha2('GBase 8a',224);\r\n+----------------------------------------------------------+\r\n| sha2('GBase 8a',224) |\r\n+----------------------------------------------------------+\r\n| 7e3272023ef3e8edcbeb1daf2244529d806229d481753d45bd5bb524 |\r\n+----------------------------------------------------------+\r\n1 row in set (Elapsed: 00:00:00.00)<\/code><\/pre>\n\n\n\n<\/span>sha256<\/span><\/h3>\n\n\n\ngbase> select sha2('GBase 8a',256);\r\n+------------------------------------------------------------------+\r\n| sha2('GBase 8a',256) |\r\n+------------------------------------------------------------------+\r\n| 37e28220f6937e7dd7afcf6511e35a72d835dc50bd8c363fec8054485933313b |\r\n+------------------------------------------------------------------+\r\n1 row in set (Elapsed: 00:00:00.00)<\/code><\/pre>\n\n\n\n<\/span>sha384<\/span><\/h3>\n\n\n\ngbase> select sha2('GBase 8a',384);\r\n+--------------------------------------------------------------------------------------------------+\r\n| sha2('GBase 8a',384) |\r\n+--------------------------------------------------------------------------------------------------+\r\n| a1ea79415dc17396399a97d1e07c0553c775519be2f031333c9ef05d724341e4f2ed09cda8b890c595c1add5e8df2348 |\r\n+--------------------------------------------------------------------------------------------------+\r\n1 row in set (Elapsed: 00:00:00.00)\r\n\r<\/code><\/pre>\n\n\n\n<\/span>sha512<\/span><\/h3>\n\n\n\ngbase> select sha2('GBase 8a',512);\r\n+----------------------------------------------------------------------------------------------------------------------------------+\r\n| sha2('GBase 8a',512) |\r\n+----------------------------------------------------------------------------------------------------------------------------------+\r\n| 66668c66c50b095b772fc69cc903881a6107187cf33d4d9b43016c3b7260115e99175b677c2d603675ac7edcc0cf5ec7436c905d1b126237ab5e7949e48b62ed |\r\n+----------------------------------------------------------------------------------------------------------------------------------+\r\n1 row in set (Elapsed: 00:00:00.00)<\/code><\/pre>\n\n\n\n<\/span>\u5176\u5b83\u503c<\/span><\/h3>\n\n\n\n\rgbase> select sha2('GBase 8a',123);\r\n+----------------------+\r\n| sha2('GBase 8a',123) |\r\n+----------------------+\r\n| NULL |\r\n+----------------------+\r\n1 row in set, 1 warning (Elapsed: 00:00:00.00)\r\n\r\ngbase> show warnings;\r\n+---------+------+-------------------+\r\n| Level | Code | Message |\r\n+---------+------+-------------------+\r\n| Warning | 1682 | numeric overflow. |\r\n+---------+------+-------------------+\r\n1 row in set (Elapsed: 00:00:00.00)\r\n\r\n<\/code><\/pre>","protected":false},"excerpt":{"rendered":"\u5357\u5927\u901a\u7528GBase 8a\u5728\u65b0\u7248\u672c\u91cc\u652f\u6301\u4e86SHA2\u7684\u591a\u4e2a\u52a0\u5bc6\u51fd\u6570\uff0c\u672c\u6587\u4ecb\u7ecd\u8be5\u51fd\u6570\u7684\u7528\u6cd5\u548c\u6837\u4f8b\uff0c\u5305\u62ecSHA-224,SHA-256,SHA-384\u548cSHA-512\u7b49\u3002<\/p>","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[3],"tags":[36],"class_list":["post-11772","post","type-post","status-publish","format-standard","hentry","category-gbase8a","tag-36"],"_links":{"self":[{"href":"https:\/\/www.gbase8.cn\/en\/wp-json\/wp\/v2\/posts\/11772","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.gbase8.cn\/en\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.gbase8.cn\/en\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.gbase8.cn\/en\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.gbase8.cn\/en\/wp-json\/wp\/v2\/comments?post=11772"}],"version-history":[{"count":5,"href":"https:\/\/www.gbase8.cn\/en\/wp-json\/wp\/v2\/posts\/11772\/revisions"}],"predecessor-version":[{"id":11777,"href":"https:\/\/www.gbase8.cn\/en\/wp-json\/wp\/v2\/posts\/11772\/revisions\/11777"}],"wp:attachment":[{"href":"https:\/\/www.gbase8.cn\/en\/wp-json\/wp\/v2\/media?parent=11772"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.gbase8.cn\/en\/wp-json\/wp\/v2\/categories?post=11772"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.gbase8.cn\/en\/wp-json\/wp\/v2\/tags?post=11772"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}