{"id":85434,"date":"2026-07-27T14:57:21","date_gmt":"2026-07-27T06:57:21","guid":{"rendered":"https:\/\/www.wsisp.com\/helps\/85434.html"},"modified":"2026-07-27T14:57:21","modified_gmt":"2026-07-27T06:57:21","slug":"harmonyos%e5%ba%94%e7%94%a8%e3%80%8a%e7%8e%84%e8%b1%a1%e3%80%8b%e5%bc%80%e5%8f%91%e5%ae%9e%e6%88%98%ef%bc%9aai-%e5%af%b9%e8%af%9d%e5%8e%86%e5%8f%b2-ohos-data-relationalstore-%e8%bd%bb%e9%87%8f","status":"publish","type":"post","link":"https:\/\/www.wsisp.com\/helps\/85434.html","title":{"rendered":"HarmonyOS\u5e94\u7528\u300a\u7384\u8c61\u300b\u5f00\u53d1\u5b9e\u6218\uff1aAI \u5bf9\u8bdd\u5386\u53f2 @ohos.data.relationalStore \u8f7b\u91cf\u7ea7\u6301\u4e45\u5316"},"content":{"rendered":"<p><img decoding=\"async\" src=\"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2026\/07\/20260727065718-6a67014e7985d.jpg\" alt=\"\u9875\u9762\u9884\u89c8\" \/><\/p>\n<p>\u9605\u8bfb\u65f6\u957f&#xff1a;\u7ea6 18 \u5206\u949f\u3000|\u3000\u96be\u5ea6&#xff1a;\u2605\u2605\u2605\u2605\u2606\u3000|\u3000\u7bc7\u7ae0&#xff1a;\u7b2c 9 \u7bc7 \u00b7 \u53d6\u540d\u4e50\u5f8b\u5730\u7406 AI \u52a9\u624b \u5bf9\u5e94\u6e90\u7801&#xff1a;entry\/src\/main\/ets\/pages\/assistant\/AiAssistantPage.ets<\/p>\n<h3>\u524d\u8a00<\/h3>\n<p>AI \u5bf9\u8bdd\u5386\u53f2\u662f\u7384\u8c61\u9879\u76ee AI \u52a9\u624b\u529f\u80fd\u7684&#034;\u8bb0\u5fc6&#034;\u7ec4\u4ef6\u3002\u901a\u8fc7 &#064;ohos.data.relationalStore \u5173\u7cfb\u578b\u6570\u636e\u5e93&#xff0c;\u5c06\u7528\u6237\u4e0e AI \u52a9\u624b\u7684\u5bf9\u8bdd\u8bb0\u5f55\u6301\u4e45\u5316\u5230\u672c\u5730&#xff0c;\u4e0b\u6b21\u6253\u5f00\u5e94\u7528\u65f6\u81ea\u52a8\u6062\u590d\u5386\u53f2\u5bf9\u8bdd\u3002\u672c\u7bc7\u5c06\u6df1\u5165\u5256\u6790\u7384\u8c61\u9879\u76ee\u5bf9\u8bdd\u5386\u53f2\u6301\u4e45\u5316\u7684\u5b9e\u73b0&#xff1a;\u4ece relationalStore \u6570\u636e\u5e93\u521b\u5efa\u3001CREATE TABLE \u5efa\u8868\u8bed\u53e5\u3001INSERT \u63d2\u5165\u6d88\u606f\u3001SELECT \u67e5\u8be2\u5386\u53f2&#xff0c;\u5230 &#064;State messages \u6570\u636e\u7ed1\u5b9a\u3002\u638c\u63e1\u8fd9\u5957\u6570\u636e\u6301\u4e45\u5316\u5b9e\u73b0\u65b9\u6cd5\u8bba&#xff0c;\u60a8\u5c31\u80fd\u4e3a\u4efb\u4f55 HarmonyOS \u5e94\u7528\u6dfb\u52a0\u672c\u5730\u6570\u636e\u5b58\u50a8\u529f\u80fd\u3002<\/p>\n<p>\u63d0\u793a&#xff1a;&#064;ohos.data.relationalStore \u662f HarmonyOS \u5b98\u65b9\u63d0\u4f9b\u7684\u5173\u7cfb\u578b\u6570\u636e\u5e93&#xff0c;\u7c7b\u4f3c SQLite\u3002<\/p>\n<h3>\u4e00\u3001\u6570\u636e\u5e93\u521b\u5efa<\/h3>\n<h4>1.1 \u5efa\u8868<\/h4>\n<p><span class=\"token keyword\">import<\/span> <span class=\"token punctuation\">{<\/span> relationalStore <span class=\"token punctuation\">}<\/span> <span class=\"token keyword\">from<\/span> <span class=\"token string\">&#039;&#064;ohos.data.relationalStore&#039;<\/span><span class=\"token punctuation\">;<\/span><\/p>\n<p><span class=\"token keyword\">private<\/span> <span class=\"token keyword\">async<\/span> <span class=\"token function\">initDatabase<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token operator\">:<\/span> <span class=\"token builtin\">Promise<\/span><span class=\"token operator\">&lt;<\/span><span class=\"token keyword\">void<\/span><span class=\"token operator\">&gt;<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n  <span class=\"token keyword\">const<\/span> store <span class=\"token operator\">&#061;<\/span> <span class=\"token keyword\">await<\/span> relationalStore<span class=\"token punctuation\">.<\/span><span class=\"token function\">getRdbStore<\/span><span class=\"token punctuation\">(<\/span><span class=\"token keyword\">this<\/span><span class=\"token punctuation\">.<\/span>context<span class=\"token punctuation\">,<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n    name<span class=\"token operator\">:<\/span> <span class=\"token string\">&#039;ai_assistant.db&#039;<\/span><span class=\"token punctuation\">,<\/span><br \/>\n    securityLevel<span class=\"token operator\">:<\/span> relationalStore<span class=\"token punctuation\">.<\/span>SecurityLevel<span class=\"token punctuation\">.<\/span><span class=\"token constant\">S1<\/span><br \/>\n  <span class=\"token punctuation\">}<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n  <span class=\"token keyword\">await<\/span> store<span class=\"token punctuation\">.<\/span><span class=\"token function\">executeSql<\/span><span class=\"token punctuation\">(<\/span><span class=\"token template-string\"><span class=\"token template-punctuation string\">&#096;<\/span><span class=\"token string\"><br \/>\n    CREATE TABLE IF NOT EXISTS messages (<br \/>\n      id INTEGER PRIMARY KEY AUTOINCREMENT,<br \/>\n      role TEXT NOT NULL,<br \/>\n      content TEXT NOT NULL,<br \/>\n      time TEXT NOT NULL<br \/>\n    )<br \/>\n  <\/span><span class=\"token template-punctuation string\">&#096;<\/span><\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n  <span class=\"token keyword\">this<\/span><span class=\"token punctuation\">.<\/span>store <span class=\"token operator\">&#061;<\/span> store<span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token punctuation\">}<\/span><\/p>\n<h3>\u4e8c\u3001\u6d88\u606f\u6301\u4e45\u5316<\/h3>\n<h4>2.1 \u63d2\u5165\u6d88\u606f<\/h4>\n<p><span class=\"token keyword\">private<\/span> <span class=\"token keyword\">async<\/span> <span class=\"token function\">saveMessage<\/span><span class=\"token punctuation\">(<\/span>msg<span class=\"token operator\">:<\/span> ChatMessage<span class=\"token punctuation\">)<\/span><span class=\"token operator\">:<\/span> <span class=\"token builtin\">Promise<\/span><span class=\"token operator\">&lt;<\/span><span class=\"token keyword\">void<\/span><span class=\"token operator\">&gt;<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n  <span class=\"token keyword\">const<\/span> valueBucket <span class=\"token operator\">&#061;<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n    <span class=\"token string-property property\">&#039;role&#039;<\/span><span class=\"token operator\">:<\/span> msg<span class=\"token punctuation\">.<\/span>role<span class=\"token punctuation\">,<\/span><br \/>\n    <span class=\"token string-property property\">&#039;content&#039;<\/span><span class=\"token operator\">:<\/span> msg<span class=\"token punctuation\">.<\/span>content<span class=\"token punctuation\">,<\/span><br \/>\n    <span class=\"token string-property property\">&#039;time&#039;<\/span><span class=\"token operator\">:<\/span> msg<span class=\"token punctuation\">.<\/span>time<br \/>\n  <span class=\"token punctuation\">}<\/span><span class=\"token punctuation\">;<\/span><br \/>\n  <span class=\"token keyword\">await<\/span> <span class=\"token keyword\">this<\/span><span class=\"token punctuation\">.<\/span>store<span class=\"token punctuation\">.<\/span><span class=\"token function\">insert<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">&#039;messages&#039;<\/span><span class=\"token punctuation\">,<\/span> valueBucket<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token punctuation\">}<\/span><\/p>\n<h3>\u4e09\u3001\u6570\u636e\u6301\u4e45\u5316\u8bbe\u8ba1\u603b\u7ed3<\/h3>\n<h4>3.1 \u6570\u636e\u6d41<\/h4>\n<p>\u7528\u6237\u53d1\u9001\u6d88\u606f<br \/>\n  \u2193<br \/>\n&#064;State messages \u66f4\u65b0&#xff08;UI \u5373\u65f6\u663e\u793a&#xff09;<br \/>\n  \u2193<br \/>\nsaveMessage() \u5f02\u6b65\u5199\u5165\u6570\u636e\u5e93<br \/>\n  \u2193<br \/>\n\u4e0b\u6b21\u6253\u5f00\u5e94\u7528<br \/>\n  \u2193<br \/>\nloadMessages() \u4ece\u6570\u636e\u5e93\u52a0\u8f7d\u5386\u53f2<br \/>\n  \u2193<br \/>\n&#064;State messages \u6062\u590d<\/p>\n<h3>\u56db\u3001\u7b2c 9 \u7bc7\u7ae0\u603b\u7ed3<\/h3>\n<p>\u7b2c 9 \u7bc7\u7ae0&#034;\u53d6\u540d\u4e50\u5f8b\u5730\u7406 AI \u52a9\u624b&#034;\u5171 10 \u7bc7&#xff0c;\u5168\u9762\u8986\u76d6\u4e86\u7384\u8c61\u9879\u76ee\u76f8\u5173\u6a21\u5757\u7684\u5b9e\u73b0&#xff1a;<\/p>\n<table>\n<tr>\u7bc7\u53f7\u4e3b\u9898\u6838\u5fc3\u6280\u672f<\/tr>\n<tbody>\n<tr>\n<td>81<\/td>\n<td>AI \u53d6\u540d\u8868\u5355<\/td>\n<td>TextInput &#043; Toggle &#043; Chip<\/td>\n<\/tr>\n<tr>\n<td>82<\/td>\n<td>\u53d6\u540d\u7ed3\u679c\u9875<\/td>\n<td>Canvas \u8bc4\u5206\u5706\u73af<\/td>\n<\/tr>\n<tr>\n<td>83<\/td>\n<td>\u5341\u4e8c\u5f8b\u5415<\/td>\n<td>AudioPlayer \u97f3\u9891\u64ad\u653e<\/td>\n<\/tr>\n<tr>\n<td>84<\/td>\n<td>\u4e5d\u5dde\u5730\u7406<\/td>\n<td>Canvas \u5206\u5dde\u7740\u8272<\/td>\n<\/tr>\n<tr>\n<td>85<\/td>\n<td>AI \u52a9\u624b\u5bf9\u8bdd UI<\/td>\n<td>\u804a\u5929\u6c14\u6ce1 &#043; \u5feb\u901f\u95ee\u7b54<\/td>\n<\/tr>\n<tr>\n<td>86<\/td>\n<td>\u7f51\u7edc\u8bf7\u6c42\u5c01\u88c5<\/td>\n<td>async\/await &#043; try-catch<\/td>\n<\/tr>\n<tr>\n<td>87<\/td>\n<td>\u97f3\u9891\u8d44\u6e90\u52a0\u8f7d<\/td>\n<td>rawfile &#043; AudioPlayer<\/td>\n<\/tr>\n<tr>\n<td>88<\/td>\n<td>\u5730\u56fe\u89e6\u6478\u9ad8\u4eae<\/td>\n<td>onTouch &#043; \u8ddd\u79bb\u68c0\u6d4b<\/td>\n<\/tr>\n<tr>\n<td>89<\/td>\n<td>Markdown \u6e32\u67d3<\/td>\n<td>\u5bcc\u6587\u672c\u5c55\u793a<\/td>\n<\/tr>\n<tr>\n<td>90<\/td>\n<td>\u5bf9\u8bdd\u5386\u53f2\u6301\u4e45\u5316<\/td>\n<td>relationalStore<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h3>\u603b\u7ed3<\/h3>\n<p>\u672c\u7bc7\u4ee5\u7384\u8c61\u9879\u76ee AI \u5bf9\u8bdd\u5386\u53f2\u6301\u4e45\u5316\u4e3a\u84dd\u672c&#xff0c;\u6df1\u5165\u5256\u6790\u4e86 ArkUI \u5173\u7cfb\u578b\u6570\u636e\u5e93\u7684\u5b9e\u73b0&#xff1a;\u4ece relationalStore \u6570\u636e\u5e93\u521b\u5efa\u3001CREATE TABLE \u5efa\u8868\u8bed\u53e5\u3001INSERT \u63d2\u5165\u6d88\u606f\u3001SELECT \u67e5\u8be2\u5386\u53f2&#xff0c;\u5230 &#064;State messages \u6570\u636e\u7ed1\u5b9a\u3002\u638c\u63e1\u8fd9\u5957\u6570\u636e\u6301\u4e45\u5316\u5b9e\u73b0\u65b9\u6cd5\u8bba&#xff0c;\u60a8\u5c31\u80fd\u4e3a\u4efb\u4f55 HarmonyOS \u5e94\u7528\u6dfb\u52a0\u672c\u5730\u6570\u636e\u5b58\u50a8\u529f\u80fd\u3002<\/p>\n<p>\u5982\u679c\u8fd9\u7bc7\u6587\u7ae0\u5bf9\u4f60\u6709\u5e2e\u52a9&#xff0c;\u6b22\u8fce\u70b9\u8d5e&#x1f44d;\u3001\u6536\u85cf\u2b50\u3001\u5173\u6ce8&#x1f514;&#xff0c;\u4f60\u7684\u652f\u6301\u662f\u6211\u6301\u7eed\u521b\u4f5c\u7684\u52a8\u529b&#xff01;<\/p>\n<hr \/>\n<p>\u76f8\u5173\u8d44\u6e90&#xff1a;<\/p>\n<ul>\n<li>HarmonyOS \u5b98\u65b9\u6587\u6863&#xff1a;relationalStore<\/li>\n<li>\u5f00\u6e90\u9e3f\u8499\u8de8\u5e73\u53f0\u793e\u533a&#xff1a;https:\/\/openharmonycrossplatform.csdn.net<\/li>\n<\/ul>\n","protected":false},"excerpt":{"rendered":"<p>\u9605\u8bfb\u65f6\u957f&#xff1a;\u7ea6 18 \u5206\u949f\u3000|\u3000\u96be\u5ea6&#xff1a;\u2605\u2605\u2605\u2605\u2606\u3000|\u3000\u7bc7\u7ae0&#xff1a;\u7b2c 9 \u7bc7 \u00b7 \u53d6\u540d\u4e50\u5f8b\u5730\u7406 AI \u52a9\u624b \u5bf9\u5e94\u6e90\u7801&#xff1a;entry\/src\/main\/ets\/pages\/assistant\/AiAssistantPage.ets \u524d\u8a00<br \/>\nAI \u5bf9\u8bdd\u5386\u53f2\u662f\u7384\u8c61\u9879\u76ee AI \u52a9\u624b\u529f\u80fd\u7684\\&#8221;\u8bb0\u5fc6\\&#8221;\u7ec4\u4ef6\u3002\u901a\u8fc7 ohos.data.relationalStore \u5173\u7cfb\u578b\u6570\u636e\u5e93&#xff0c;\u5c06\u7528\u6237\u4e0e AI \u52a9\u624b\u7684\u5bf9\u8bdd\u8bb0\u5f55\u6301\u4e45\u5316\u5230\u672c\u5730&amp;#xff0<\/p>\n","protected":false},"author":2,"featured_media":85433,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[280,1737],"topic":[],"class_list":["post-85434","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-server","tag-harmonyos","tag-1737"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v20.3 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>HarmonyOS\u5e94\u7528\u300a\u7384\u8c61\u300b\u5f00\u53d1\u5b9e\u6218\uff1aAI \u5bf9\u8bdd\u5386\u53f2 @ohos.data.relationalStore \u8f7b\u91cf\u7ea7\u6301\u4e45\u5316 - \u7f51\u7855\u4e92\u8054\u5e2e\u52a9\u4e2d\u5fc3<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.wsisp.com\/helps\/85434.html\" \/>\n<meta property=\"og:locale\" content=\"zh_CN\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"HarmonyOS\u5e94\u7528\u300a\u7384\u8c61\u300b\u5f00\u53d1\u5b9e\u6218\uff1aAI \u5bf9\u8bdd\u5386\u53f2 @ohos.data.relationalStore \u8f7b\u91cf\u7ea7\u6301\u4e45\u5316 - \u7f51\u7855\u4e92\u8054\u5e2e\u52a9\u4e2d\u5fc3\" \/>\n<meta property=\"og:description\" content=\"\u9605\u8bfb\u65f6\u957f&#xff1a;\u7ea6 18 \u5206\u949f\u3000|\u3000\u96be\u5ea6&#xff1a;\u2605\u2605\u2605\u2605\u2606\u3000|\u3000\u7bc7\u7ae0&#xff1a;\u7b2c 9 \u7bc7 \u00b7 \u53d6\u540d\u4e50\u5f8b\u5730\u7406 AI \u52a9\u624b \u5bf9\u5e94\u6e90\u7801&#xff1a;entry\/src\/main\/ets\/pages\/assistant\/AiAssistantPage.ets \u524d\u8a00 AI \u5bf9\u8bdd\u5386\u53f2\u662f\u7384\u8c61\u9879\u76ee AI \u52a9\u624b\u529f\u80fd\u7684&quot;\u8bb0\u5fc6&quot;\u7ec4\u4ef6\u3002\u901a\u8fc7 ohos.data.relationalStore 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