{"id":7595,"date":"2025-06-02T13:22:42","date_gmt":"2025-06-05T06:10:41","guid":{"rendered":"https:\/\/badgameshow.com\/steven\/?p=7595"},"modified":"2025-06-05T13:22:42","modified_gmt":"2025-06-05T06:10:41","slug":"https-badgameshow-com-steven-449","status":"publish","type":"post","link":"https:\/\/badgameshow.com\/steven\/swift\/https-badgameshow-com-steven-449\/","title":{"rendered":"Swift \u8cc7\u6599\u5eab\u5b58\u53d6\u6700\u4f73\u5be6\u8e10 – 2025 \u6700\u65b0 SQLite \u6574\u5408\u6559\u5b78"},"content":{"rendered":"

“`html
\n<\/p>\n

Swift \u8cc7\u6599\u5eab\u5b58\u53d6\u6700\u4f73\u5be6\u8e10 – 2025 \u6700\u65b0 SQLite \u6574\u5408\u6559\u5b78<\/h2>\n

Swift \u662f\u4e00\u7a2e\u7528\u65bc\u958b\u767c iOS \u548c macOS \u61c9\u7528\u7a0b\u5f0f\u7684\u73fe\u4ee3\u7a0b\u5f0f\u8a9e\u8a00\uff0c\u80fd\u8b93\u958b\u767c\u8005\u9ad8\u6548\u5730\u5275\u5efa\u529f\u80fd\u5f37\u5927\u7684\u61c9\u7528\u3002\u5728\u958b\u767c\u904e\u7a0b\u4e2d\uff0c\u8cc7\u6599\u5eab\u5b58\u53d6\u6280\u8853\u662f\u4e0d\u53ef\u6216\u7f3a\u7684\uff0c\u56e0\u70ba\u5b83\u5e6b\u52a9\u958b\u767c\u8005\u5c07\u8cc7\u6599\u5b89\u5168\u5730\u5132\u5b58\u5728\u8cc7\u6599\u5eab\u4e2d\u4e26\u5728\u61c9\u7528\u7a0b\u5f0f\u4e2d\u96a8\u6642\u8abf\u7528\u3002\u672c\u6587\u5c07\u4ecb\u7d39\u5982\u4f55\u5728 Swift \u4e2d\u6574\u5408 SQLite \u8cc7\u6599\u5eab\uff0c\u4e26\u63d0\u4f9b\u5be6\u52d9\u7bc4\u4f8b\u53ca\u6700\u4f73\u5be6\u8e10\u3002<\/p>\n

\u4ec0\u9ebc\u662f SQLite\uff1f<\/h3>\n

SQLite \u662f\u4e00\u7a2e\u8f15\u91cf\u7d1a\u7684\u958b\u653e\u6e90\u78bc\u8cc7\u6599\u5eab\u7ba1\u7406\u7cfb\u7d71\uff0c\u9069\u5408\u7528\u65bc\u79fb\u52d5\u53ca\u684c\u9762\u61c9\u7528\u7a0b\u5f0f\u3002\u5b83\u5141\u8a31\u958b\u767c\u8005\u5728\u61c9\u7528\u7a0b\u5f0f\u5167\u90e8\u5132\u5b58\u548c\u64cd\u4f5c\u8cc7\u6599\uff0c\u4e26\u63d0\u4f9b\u7c21\u55ae\u7684 SQL \u8a9e\u6cd5\u4f86\u9032\u884c\u8cc7\u6599\u7684\u589e\u522a\u6539\u67e5\u64cd\u4f5c\u3002<\/p>\n

\u5b89\u88dd\u8207\u8a2d\u5b9a SQLite<\/h3>\n

\u8981\u5728 Swift \u4e2d\u4f7f\u7528 SQLite\uff0c\u9996\u5148\u9700\u5b89\u88dd SQLite \u7684\u958b\u767c\u5de5\u5177\u4e26\u5c07\u5176\u6574\u5408\u5230 Xcode \u5c08\u6848\u4e2d\u3002\u53ef\u4ee5\u900f\u904e CocoaPods \u6216 Swift Package Manager \u4f86\u5b89\u88dd SQLite\u3002<\/p>\n

# Podfile\npod 'SQLite.swift', '~> 0.12.2'\n<\/code><\/pre>\n
\u63a5\u4e0b\u4f86\uff0c\u57f7\u884c\u4ee5\u4e0b\u547d\u4ee4\u5b89\u88dd\u4f9d\u8cf4\uff1a<\/p>\n
pod install\n<\/code><\/pre>\n
\u5efa\u7acb SQLite \u8cc7\u6599\u5eab<\/h3>\n
\u5728 Xcode \u5c08\u6848\u4e2d\uff0c\u60a8\u53ef\u4ee5\u4f7f\u7528\u5982\u4e0b\u7a0b\u5f0f\u78bc\u4f86\u5efa\u7acb\u4e00\u500b SQLite \u8cc7\u6599\u5eab\uff1a<\/p>\n
import SQLite\n\nlet db = try Connection(\"path\/to\/database.sqlite3\")\n<\/code><\/pre>\n
\u5efa\u7acb\u8cc7\u6599\u8868<\/h3>\n
\u63a5\u4e0b\u4f86\uff0c\u6211\u5011\u9700\u8981\u5efa\u7acb\u4e00\u500b\u8cc7\u6599\u8868\u4ee5\u5132\u5b58\u7528\u6236\u8cc7\u6599\uff1a<\/p>\n
let users = Table(\"users\")\nlet id = Expression(\"id\")\nlet name = Expression(\"name\")\nlet email = Expression(\"email\")\n\ntry db.run(users.create { t in\n    t.column(id, primaryKey: true)\n    t.column(name)\n    t.column(email)\n})\n<\/code><\/pre>\n
\u65b0\u589e\u8cc7\u6599<\/h3>\n
\u8981\u5728\u8cc7\u6599\u8868\u4e2d\u65b0\u589e\u4e00\u7b46\u8cc7\u6599\uff0c\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u7a0b\u5f0f\u78bc\uff1a<\/p>\n
let insert = users.insert(name <- \"John\", email <- \"john@example.com\")\nlet id = try db.run(insert)\n<\/code><\/pre>\n
\u66f4\u65b0\u8cc7\u6599<\/h3>\n
\u82e5\u9700\u8981\u66f4\u65b0\u8cc7\u6599\uff0c\u53ef\u4ee5\u4f7f\u7528\u5982\u4e0b\u7a0b\u5f0f\u78bc\uff1a<\/p>\n
let user = users.filter(id == 1)\ntry db.run(user.update(email <- \"john.doe@example.com\"))\n<\/code><\/pre>\n
\u522a\u9664\u8cc7\u6599<\/h3>\n
\u82e5\u9700\u8981\u522a\u9664\u8cc7\u6599\uff0c\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u7a0b\u5f0f\u78bc\uff1a<\/p>\n
let user = users.filter(id == 1)\ntry db.run(user.delete())\n<\/code><\/pre>\n
\u932f\u8aa4\u6392\u9664\u8207\u6700\u4f73\u5be6\u8e10<\/h3>\n
\u5728\u958b\u767c\u904e\u7a0b\u4e2d\uff0c\u53ef\u80fd\u6703\u9047\u5230\u5404\u7a2e\u932f\u8aa4\uff0c\u5982\u8cc7\u6599\u5eab\u7121\u6cd5\u958b\u555f\u6216 SQL \u8a9e\u6cd5\u932f\u8aa4\u3002\u5efa\u8b70\u4f7f\u7528 do-catch \u4f86\u6355\u7372\u4e26\u8655\u7406\u9019\u4e9b\u932f\u8aa4\uff0c\u4ee5\u4fbf\u66f4\u597d\u5730\u5075\u932f\uff1a<\/p>\n
do {\n    let db = try Connection(\"path\/to\/database.sqlite3\")\n} catch {\n    print(\"Database connection failed: \\(error)\")\n}\n<\/code><\/pre>\n
\u6b64\u5916\uff0c\u78ba\u4fdd\u5728\u8cc7\u6599\u5eab\u64cd\u4f5c\u6642\u4fdd\u6301\u8cc7\u6599\u7684\u5b8c\u6574\u6027\uff0c\u4e26\u5b9a\u671f\u5099\u4efd\u8cc7\u6599\u5eab\u4ee5\u9632\u8cc7\u6599\u907a\u5931\u3002<\/p>\n
\"Swift<\/p>\n
Q&A\uff08\u5e38\u898b\u554f\u984c\u89e3\u7b54\uff09<\/h2>\n
Q1: SQLite \u8cc7\u6599\u5eab\u7684\u512a\u9ede\u662f\u4ec0\u9ebc\uff1f<\/h3>\n
A1: SQLite \u662f\u8f15\u91cf\u7d1a\u7684\u8cc7\u6599\u5eab\uff0c\u9069\u5408\u5c0f\u578b\u61c9\u7528\u7a0b\u5f0f\uff0c\u6613\u65bc\u4f7f\u7528\uff0c\u4e26\u4e14\u4e0d\u9700\u8981\u7368\u7acb\u7684\u4f3a\u670d\u5668\u914d\u7f6e\u3002<\/p>\n
Q2: \u5982\u4f55\u5728 Swift \u4e2d\u67e5\u8a62\u8cc7\u6599\uff1f<\/h3>\n
A2: \u53ef\u4ee5\u4f7f\u7528 SELECT \u8a9e\u53e5\u4f86\u67e5\u8a62\u8cc7\u6599\uff0c\u4f8b\u5982\uff1a<\/p>\n
for user in try db.prepare(users) {\n    print(\"User: \\(user[name]), Email: \\(user[email])\")\n}\n<\/code><\/pre>\n
Q3: \u5982\u679c\u9700\u8981\u5728\u591a\u500b\u88dd\u7f6e\u4e4b\u9593\u5171\u4eab\u8cc7\u6599\u600e\u9ebc\u8fa6\uff1f<\/h3>\n
A3: \u53ef\u4ee5\u8003\u616e\u4f7f\u7528\u96f2\u7aef\u8cc7\u6599\u5eab\u670d\u52d9\uff0c\u6216\u662f\u5c07 SQLite \u8cc7\u6599\u5eab\u6a94\u6848\u540c\u6b65\u5230\u96f2\u7aef\u5b58\u5132\u670d\u52d9\u4e2d\u3002<\/p>\n
```
\n---<\/p>\n","protected":false},"excerpt":{"rendered":"
\u6587\u7ae0\u6458\u8981\uff1a\u672c\u6587\u5c07\u4ecb\u7d39\u5982\u4f55\u4f7f\u7528Swift\u8a9e\u8a00\u4f86\u6574\u5408SQLite\u8cc7\u6599\u5eab\uff0c\u8b93\u958b\u767c\u8005\u53ef\u4ee5\u66f4\u8f15\u9b06\u5730\u5b58\u53d6\u8cc7\u6599\u5eab\uff0c\u4e26\u66f4\u6709\u6548\u7387\u5730\u5efa\u7acb\u8cc7\u6599\u5eab\u61c9\u7528\u7a0b\u5f0f\u3002<\/p>\n","protected":false},"author":1,"featured_media":7594,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_jetpack_memberships_contains_paid_content":false,"footnotes":"","jetpack_publicize_message":"","jetpack_publicize_feature_enabled":true,"jetpack_social_post_already_shared":true,"jetpack_social_options":{"image_generator_settings":{"template":"highway","default_image_id":0,"font":"","enabled":false},"version":2}},"categories":[174,5],"tags":[173,9],"class_list":["post-7595","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-ios","category-swift","tag-ios","tag-swift"],"jetpack_publicize_connections":[],"jetpack_featured_media_url":"https:\/\/badgameshow.com\/steven\/wp-content\/uploads\/2023\/02\/Swift-\u8cc7\u6599\u5eab\u5b58\u53d6\u6280\u5de7-SQLite-\u6574\u5408\u65b9\u5f0f_1675477764.019646.webp","jetpack-related-posts":[],"jetpack_shortlink":"https:\/\/wp.me\/pcFK27-1Yv","jetpack_sharing_enabled":true,"_links":{"self":[{"href":"https:\/\/badgameshow.com\/steven\/wp-json\/wp\/v2\/posts\/7595","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/badgameshow.com\/steven\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/badgameshow.com\/steven\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/badgameshow.com\/steven\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/badgameshow.com\/steven\/wp-json\/wp\/v2\/comments?post=7595"}],"version-history":[{"count":4,"href":"https:\/\/badgameshow.com\/steven\/wp-json\/wp\/v2\/posts\/7595\/revisions"}],"predecessor-version":[{"id":13331,"href":"https:\/\/badgameshow.com\/steven\/wp-json\/wp\/v2\/posts\/7595\/revisions\/13331"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/badgameshow.com\/steven\/wp-json\/wp\/v2\/media\/7594"}],"wp:attachment":[{"href":"https:\/\/badgameshow.com\/steven\/wp-json\/wp\/v2\/media?parent=7595"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/badgameshow.com\/steven\/wp-json\/wp\/v2\/categories?post=7595"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/badgameshow.com\/steven\/wp-json\/wp\/v2\/tags?post=7595"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}