{"id":1001,"date":"2017-10-25T15:41:26","date_gmt":"2017-10-25T07:41:26","guid":{"rendered":"http:\/\/www.5x44.cn\/?p=1001"},"modified":"2017-10-25T15:53:42","modified_gmt":"2017-10-25T07:53:42","slug":"mysql5-7%e5%bb%ba%e7%ab%8b%e5%ad%98%e5%82%a8%e8%bf%87%e7%a8%8b%e5%92%8c%e5%bb%ba%e7%ab%8b%e5%87%bd%e6%95%b0%e7%9a%84%e8%af%ad%e6%b3%95","status":"publish","type":"post","link":"https:\/\/www.5x44.cn\/?p=1001","title":{"rendered":"mysql5.7\u5efa\u7acb\u5b58\u50a8\u8fc7\u7a0b\u548c\u5efa\u7acb\u51fd\u6570\u7684\u8bed\u6cd5"},"content":{"rendered":"<p>\u521b\u5efa\u5b58\u50a8\u8fc7\u7a0b\u9ed8\u8ba4\u60c5\u51b5\u4e0b\u4e00\u4e2a\u8fc7\u7a0b\u4f1a\u6709\u4e00\u4e2a\u9ed8\u8ba4\u7684\u6570\u636e\u5e93\u3002\u521b\u5efa\u5b58\u50a8\u8fc7\u7a0b\u65f6\u6307\u5b9a\u540d\u7684\u683c\u5f0f\u4e3a\uff1adb_name.sp_name\uff0csp_name\u5c31\u662f\u8fc7\u7a0b\u540d\uff0cdb_name\u5c31\u662f\u8fc7\u7a0b\u5e94\u7528\u5230\u7684\u6570\u636e\u5e93\u540d\u3002<\/p>\n<p>\u8c03\u7528\u5b58\u50a8\u8fc7\u7a0b\u9700\u8981\u4f7f\u7528CALL\u8bed\u53e5\u3002<\/p>\n<p>CREATE PROCEDURE\u548cCREATE FUNCTION\u9700\u8981CREATE ROUTINE\u6743\u9650\u6216SUPER\u6743\u9650\uff0c\u8fd9\u4f9d\u8d56\u4e8eDEFINER\u7684\u503c\u3002\u5982\u679c\u5f00\u542f\u4e86bin logCREATE FUNCTION\u53ef\u80fd\u9700\u8981SUPER\u6743\u9650\u3002<\/p>\n<p>\u9ed8\u8ba4MYSQL\u81ea\u52a8\u6388\u4e88ALTER ROUTINE \u548cEXECUTE\u6743\u9650\u5230\u8fc7\u7a0b\u7684\u521b\u5efa\u8005\u4e0a\u3002\u8fd9\u4e2a\u884c\u4e3a\u53ef\u4ee5\u901a\u8fc7\u5173\u95edautomatic_sp_privileges\u7cfb\u7edf\u53d8\u91cf\u6765\u5c4f\u853d\u3002<\/p>\n<p>DEFINER\u548cSQL SECURITY\u5b50\u53e5\u6307\u5b9a\u4e86\u5b58\u50a8\u8fc7\u7a0b\u7684\u5b89\u5168\u5185\u5bb9\uff0c\u5f53\u8fc7\u7a0b\u6267\u884c\u671f\u95f4\u68c0\u67e5\u8bbf\u95ee\u6743\u9650\u65f6\u88ab\u4f7f\u7528\u3002<\/p>\n<p>\u5982\u679croutine\u540d\u548cSQL\u5185\u5efa\u51fd\u6570\u540c\u540d\uff0c\u4f1a\u53d1\u751f\u8bed\u6cd5\u9519\u8bef\u3002<\/p>\n<p>\u53c2\u6570\u5217\u8868\u5fc5\u63d0\u4f9b\uff0c\u5373\u4f7f\u6ca1\u6709\u53c2\u6570\u4e5f\u8981\u6709\u4e00\u4e2a\u7a7a\u7684\u53c2\u6570\u5217\u8868\u3002\u53c2\u6570\u540d\u5ffd\u7565\u5927\u5c0f\u5199\u3002<\/p>\n<p>\u53c2\u6570\u9ed8\u8ba4\u662fIN\u53c2\u6570\uff0c\u5982\u679c\u8981\u6307\u5b9a\u5176\u5b83\u7c7b\u578b\u5728\u53c2\u6570\u540d\u524d\u5199\u4e0aOUT\u6216INOUT\u3002\uff08OUT\u548cINOUT\u53ea\u5bf9\u8fc7\u7a0b\u6709\u7528\uff0cFUNCTION\u53ea\u6709IN\u53c2\u6570\uff09<\/p>\n<p>IN\u53c2\u6570\u4f20\u503c\u5230\u8fc7\u7a0b\u91cc\u3002\u8fc7\u7a0b\u53ef\u4ee5\u4fee\u6539\u8fd9\u4e2a\u503c\uff0c\u4f46\u662f\u5f53\u8fc7\u7a0b\u8fd4\u56de\u65f6\u4fee\u6539\u5bf9\u8c03\u7528\u8005\u4e0d\u53ef\u89c1\u3002OUT\u53c2\u6570\u4ece\u8fc7\u7a0b\u4f20\u503c\u8fd4\u56de\u7ed9\u8c03\u7528\u8005\u3002\u5b83\u5728\u8fc7\u7a0b\u4e2d\u7684\u521d\u59cb\u503c\u662fNULL\uff0c\u5e76\u4e14\u5b83\u7684\u503c\u662f\u5728\u8fc7\u7a0b\u8fd4\u56de\u65f6\u5bf9\u8c03\u7528\u8005\u662f\u53ef\u89c1\u7684\u3002INOUT\u53c2\u6570\u7531\u8c03\u7528\u8005\u521d\u59cb\u5316\uff0c\u80fd\u88ab\u8fc7\u7a0b\u4fee\u6539\uff0c\u5e76\u4e14\u4efb\u4f55\u5728\u8fc7\u7a0b\u4e2d\u7684\u4fee\u6539\uff0c\u5bf9\u8c03\u7528\u8005\u662f\u53ef\u89c1\u7684\u3002<\/p>\n<p>\u6bcf\u4e00\u4e2aOUT\u6216INOUT\u53c2\u6570\uff0c\u4f20\u9012\u7528\u6237\u5b9a\u4e49\u53d8\u91cf\u5728CALL\u8bed\u53e5\u4e2d\uff0c\u5f53\u8fc7\u7a0b\u8fd4\u56de\u65f6\u53ef\u4ee5\u83b7\u5f97\u5b83\u7684\u503c\u3002\u540c\u6837\u53ef\u4ee5\u5728\u5176\u5b83routine\u4e2d\u8c03\u7528\u53e6\u4e00\u4e2aroutine\u3002<\/p>\n<pre class=\"programlisting line-numbers  language-sql\"><code class=\" language-sql\"><span class=\"token keyword\">CREATE<\/span>\r\n    <span class=\"token punctuation\">[<\/span><span class=\"token keyword\">DEFINER<\/span> <span class=\"token operator\">=<\/span> { <span class=\"token keyword\"><em class=\"replaceable\">user<\/em><\/span> <span class=\"token operator\">|<\/span> <span class=\"token keyword\">CURRENT_USER<\/span> }<span class=\"token punctuation\">]<\/span>\r\n    <span class=\"token keyword\">PROCEDURE<\/span> <em class=\"replaceable\">sp_name<\/em> <span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">[<\/span><em class=\"replaceable\">proc_parameter<\/em><span class=\"token punctuation\">[<\/span><span class=\"token punctuation\">,<\/span><span class=\"token punctuation\">.<\/span><span class=\"token punctuation\">.<\/span><span class=\"token punctuation\">.<\/span><span class=\"token punctuation\">]<\/span><span class=\"token punctuation\">]<\/span><span class=\"token punctuation\">)<\/span>\r\n    <span class=\"token punctuation\">[<\/span><em class=\"replaceable\">characteristic<\/em> <span class=\"token punctuation\">.<\/span><span class=\"token punctuation\">.<\/span><span class=\"token punctuation\">.<\/span><span class=\"token punctuation\">]<\/span> <em class=\"replaceable\">routine_body<\/em>\r\n\r\n<span class=\"token keyword\">CREATE<\/span>\r\n    <span class=\"token punctuation\">[<\/span><span class=\"token keyword\">DEFINER<\/span> <span class=\"token operator\">=<\/span> { <span class=\"token keyword\"><em class=\"replaceable\">user<\/em><\/span> <span class=\"token operator\">|<\/span> <span class=\"token keyword\">CURRENT_USER<\/span> }<span class=\"token punctuation\">]<\/span>\r\n    <span class=\"token keyword\">FUNCTION<\/span> <em class=\"replaceable\">sp_name<\/em> <span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">[<\/span><em class=\"replaceable\">func_parameter<\/em><span class=\"token punctuation\">[<\/span><span class=\"token punctuation\">,<\/span><span class=\"token punctuation\">.<\/span><span class=\"token punctuation\">.<\/span><span class=\"token punctuation\">.<\/span><span class=\"token punctuation\">]<\/span><span class=\"token punctuation\">]<\/span><span class=\"token punctuation\">)<\/span>\r\n    <span class=\"token keyword\">RETURNS<\/span> <span class=\"token keyword\"><em class=\"replaceable\">type<\/em><\/span>\r\n    <span class=\"token punctuation\">[<\/span><em class=\"replaceable\">characteristic<\/em> <span class=\"token punctuation\">.<\/span><span class=\"token punctuation\">.<\/span><span class=\"token punctuation\">.<\/span><span class=\"token punctuation\">]<\/span> <em class=\"replaceable\">routine_body<\/em>\r\n\r\n<em class=\"replaceable\">proc_parameter<\/em>:\r\n    <span class=\"token punctuation\">[<\/span> <span class=\"token keyword\">IN<\/span> <span class=\"token operator\">|<\/span> <span class=\"token keyword\">OUT<\/span> <span class=\"token operator\">|<\/span> <span class=\"token keyword\">INOUT<\/span> <span class=\"token punctuation\">]<\/span> <em class=\"replaceable\">param_name<\/em> <span class=\"token keyword\"><em class=\"replaceable\">type<\/em><\/span>\r\n\r\n<em class=\"replaceable\">func_parameter<\/em>:\r\n    <em class=\"replaceable\">param_name<\/em> <span class=\"token keyword\"><em class=\"replaceable\">type<\/em><\/span>\r\n\r\n<span class=\"token keyword\"><em class=\"replaceable\">type<\/em><\/span>:\r\n    <em class=\"replaceable\"><span class=\"token keyword\">Any<\/span> valid MySQL <span class=\"token keyword\">data<\/span> <span class=\"token keyword\">type<\/span><\/em>\r\n\r\n<em class=\"replaceable\">characteristic<\/em>:\r\n    <span class=\"token keyword\">COMMENT<\/span> <span class=\"token string\">'<em class=\"replaceable\">string<\/em>'<\/span>\r\n  <span class=\"token operator\">|<\/span> <span class=\"token keyword\">LANGUAGE<\/span> <span class=\"token keyword\">SQL<\/span>\r\n  <span class=\"token operator\">|<\/span> <span class=\"token punctuation\">[<\/span><span class=\"token operator\">NOT<\/span><span class=\"token punctuation\">]<\/span> <span class=\"token keyword\">DETERMINISTIC<\/span>\r\n  <span class=\"token operator\">|<\/span> { <span class=\"token keyword\">CONTAINS<\/span> <span class=\"token keyword\">SQL<\/span> <span class=\"token operator\">|<\/span> <span class=\"token keyword\">NO<\/span> <span class=\"token keyword\">SQL<\/span> <span class=\"token operator\">|<\/span> <span class=\"token keyword\">READS<\/span> <span class=\"token keyword\">SQL<\/span> <span class=\"token keyword\">DATA<\/span> <span class=\"token operator\">|<\/span> <span class=\"token keyword\">MODIFIES<\/span> <span class=\"token keyword\">SQL<\/span> <span class=\"token keyword\">DATA<\/span> }\r\n  <span class=\"token operator\">|<\/span> <span class=\"token keyword\">SQL<\/span> <span class=\"token keyword\">SECURITY<\/span> { <span class=\"token keyword\">DEFINER<\/span> <span class=\"token operator\">|<\/span> <span class=\"token keyword\">INVOKER<\/span> }\r\n\r\n<em class=\"replaceable\">routine_body<\/em>:\r\n    <em class=\"replaceable\">Valid <span class=\"token keyword\">SQL<\/span> <span class=\"token keyword\">routine<\/span> statement<\/em><\/code><\/pre>\n<p>\u5b58\u50a8\u8fc7\u7a0b\u7684\u4f8b\u5b50\uff1a<\/p>\n<pre class=\"programlisting line-numbers  language-sql\"><code class=\" language-sql\"><span class=\"token prompt\">mysql&gt;<\/span> <span class=\"token keyword\">delimiter<\/span> <span class=\"token comment\" spellcheck=\"true\">\/\/<\/span>\r\n\r\n<span class=\"token prompt\">mysql&gt;<\/span> <span class=\"token keyword\">CREATE<\/span> <span class=\"token keyword\">PROCEDURE<\/span> simpleproc <span class=\"token punctuation\">(<\/span><span class=\"token keyword\">OUT<\/span> param1 <span class=\"token datatype\">INT<\/span><span class=\"token punctuation\">)<\/span>\r\n<span class=\"token prompt\">    -&gt;<\/span> <span class=\"token keyword\">BEGIN<\/span>\r\n<span class=\"token prompt\">    -&gt;<\/span>   <span class=\"token keyword\">SELECT<\/span> <span class=\"token function\">COUNT<\/span><span class=\"token punctuation\">(<\/span><span class=\"token operator\">*<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token keyword\">INTO<\/span> param1 <span class=\"token keyword\">FROM<\/span> t<span class=\"token punctuation\">;<\/span>\r\n<span class=\"token prompt\">    -&gt;<\/span> <span class=\"token keyword\">END<\/span><span class=\"token comment\" spellcheck=\"true\">\/\/<\/span>\r\n<span class=\"token output\">Query OK, 0 rows affected (0.00 sec)<\/span>\r\n\r\n<span class=\"token prompt\">mysql&gt;<\/span> <span class=\"token keyword\">delimiter<\/span> <span class=\"token punctuation\">;<\/span>\r\n\r\n<span class=\"token prompt\">mysql&gt;<\/span> <span class=\"token keyword\">CALL<\/span> simpleproc<span class=\"token punctuation\">(<\/span><span class=\"token variable\">@a<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>\r\n<span class=\"token output\">Query OK, 0 rows affected (0.00 sec)<\/span>\r\n\r\n<span class=\"token prompt\">mysql&gt;<\/span> <span class=\"token keyword\">SELECT<\/span> <span class=\"token variable\">@a<\/span><span class=\"token punctuation\">;<\/span>\r\n<span class=\"token output\"><span class=\"token punctuation\">+<\/span><span class=\"token punctuation\">-<\/span><span class=\"token punctuation\">-<\/span><span class=\"token punctuation\">-<\/span><span class=\"token punctuation\">-<\/span><span class=\"token punctuation\">-<\/span><span class=\"token punctuation\">-<\/span><span class=\"token punctuation\">+<\/span><\/span>\r\n<span class=\"token output\"><span class=\"token punctuation\">|<\/span> @a   <span class=\"token punctuation\">|<\/span><\/span>\r\n<span class=\"token output\"><span class=\"token punctuation\">+<\/span><span class=\"token punctuation\">-<\/span><span class=\"token punctuation\">-<\/span><span class=\"token punctuation\">-<\/span><span class=\"token punctuation\">-<\/span><span class=\"token punctuation\">-<\/span><span class=\"token punctuation\">-<\/span><span class=\"token punctuation\">+<\/span><\/span>\r\n<span class=\"token output\"><span class=\"token punctuation\">|<\/span> 3    <span class=\"token punctuation\">|<\/span><\/span>\r\n<span class=\"token output\"><span class=\"token punctuation\">+<\/span><span class=\"token punctuation\">-<\/span><span class=\"token punctuation\">-<\/span><span class=\"token punctuation\">-<\/span><span class=\"token punctuation\">-<\/span><span class=\"token punctuation\">-<\/span><span class=\"token punctuation\">-<\/span><span class=\"token punctuation\">+<\/span><\/span>\r\n<span class=\"token output\">1 row in set (0.00 sec)<\/span><\/code><\/pre>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u521b\u5efa\u5b58\u50a8\u8fc7\u7a0b\u9ed8\u8ba4\u60c5\u51b5\u4e0b\u4e00\u4e2a\u8fc7\u7a0b\u4f1a\u6709\u4e00\u4e2a\u9ed8\u8ba4\u7684\u6570\u636e\u5e93\u3002\u521b\u5efa\u5b58\u50a8\u8fc7\u7a0b\u65f6\u6307\u5b9a\u540d\u7684\u683c\u5f0f\u4e3a\uff1adb_name.sp_name\uff0csp_name\u5c31\u662f\u8fc7\u7a0b\u540d\uff0cdb_name\u5c31\u662f\u8fc7&#8230;<\/p>\n<p class=\"read-more\"><a class=\"btn btn-default\" href=\"https:\/\/www.5x44.cn\/?p=1001\"> Read More<span class=\"screen-reader-text\">  Read 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