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<!doctype html>
<html lang="zh-CN">
<head>
<meta charset="UTF-8" />
<meta name="viewport" content="width=device-width, initial-scale=1.0" />
<title>SQL格式化工具</title>
<!-- SEO Meta Tags -->
<meta name="description" content="SQL格式化工具" />
<meta name="keywords" content="sql-formatter,dev,tools,webutils" />
<meta name="author" content="WebUtils" />
<meta name="robots" content="index, follow" />
<link rel="canonical" href="https://tools.realtime-ai.chat/tools/dev/sql-formatter.html" />
<!-- Open Graph -->
<meta property="og:title" content="SQL格式化工具" />
<meta property="og:description" content="SQL格式化工具" />
<meta property="og:type" content="website" />
<meta property="og:url" content="https://tools.realtime-ai.chat/tools/dev/sql-formatter.html" />
<meta property="og:site_name" content="WebUtils" />
<meta property="og:locale" content="zh_CN" />
<meta property="og:image" content="https://tools.realtime-ai.chat/social-preview.png" />
<meta property="og:image:width" content="1280" />
<meta property="og:image:height" content="640" />
<meta property="og:image:type" content="image/png" />
<!-- Twitter Card -->
<meta name="twitter:card" content="summary" />
<meta name="twitter:title" content="SQL格式化工具" />
<meta name="twitter:description" content="SQL格式化工具" />
<meta name="twitter:image" content="https://tools.realtime-ai.chat/social-preview.png" />
<link rel="stylesheet" href="../../assets/css/tool-base.css" />
<style>
/* CSS 变量兼容垫片 (修复 d03c9548 改名遗留) */
:root {
/* color-* 家族 → 新设计系统 */
--color-bg-deep: var(--bg-deep, #0a0a0f);
--color-bg-surface: var(--bg-surface, #12121a);
--color-bg-subtle: var(--bg-card, #1a1a24);
--color-bg-card: var(--bg-card, #1a1a24);
--color-bg-input: var(--bg-input, #0e0e14);
--color-text-primary: var(--text-primary, #e8e8ed);
--color-text-secondary: var(--text-secondary, #8888a0);
--color-text-muted: var(--text-muted, #55556a);
--color-border-default: var(--border-subtle, #2a2a3a);
--color-border-subtle: var(--border-subtle, #2a2a3a);
--color-border-strong: var(--border-strong, #3a3a4a);
--color-accent-primary: var(--accent-cyan, #00f5d4);
--color-accent-secondary: var(--accent-magenta, #f72585);
--color-accent-tertiary: var(--accent-blue, #4cc9f0);
--color-accent-cyan: var(--accent-cyan, #00f5d4);
--color-accent-purple: var(--accent-purple, #8b5cf6);
--color-accent-pink: var(--accent-magenta, #f72585);
--color-accent-orange: #ff9f1c;
--color-success: var(--accent-green, #10b981);
--color-warning: var(--accent-yellow, #fbbf24);
--color-error: var(--accent-red, #f43f5e);
--color-danger: var(--accent-red, #f43f5e);
--color-info: var(--accent-blue, #4cc9f0);
--color-safe: var(--accent-green, #10b981);
/* 玻璃拟态 */
--glass-bg: rgba(26, 26, 36, 0.72);
--glass-border: rgba(255, 255, 255, 0.08);
--glass-blur: 24px;
--glass-saturate: 180%;
--glass-radius: 16px;
--glass-border-width: 1px;
--glass-shadow: 0 8px 32px rgba(0, 0, 0, 0.5);
/* 间距尺度 */
--space-1: 4px;
--space-2: 8px;
--space-3: 12px;
--space-4: 16px;
--space-5: 20px;
--space-6: 24px;
--space-8: 32px;
--spacing-sm: 8px;
--spacing-md: 16px;
--spacing-lg: 24px;
--spacing-card: 16px;
/* 阴影 */
--shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.4);
--shadow-md: 0 4px 12px rgba(0, 0, 0, 0.4);
--shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.5);
--shadow-glow: 0 0 20px rgba(0, 245, 212, 0.15);
--card-shadow: 0 4px 12px rgba(0, 0, 0, 0.4);
/* 辉光 */
--glow-cyan: 0 0 20px rgba(0, 245, 212, 0.4);
--glow-purple: 0 0 20px rgba(139, 92, 246, 0.4);
--glow-green: 0 0 20px rgba(16, 185, 129, 0.4);
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--glow-magenta: 0 0 20px rgba(247, 37, 133, 0.4);
--accent-glow: 0 0 20px rgba(0, 245, 212, 0.4);
/* 过渡 */
--transition-fast: 150ms ease;
--transition-normal: 250ms ease;
--transition: 200ms ease;
/* 圆角 */
--radius-full: 9999px;
--radius-xl: 24px;
--border-radius: 8px;
/* 布局 */
--nav-height: 56px;
--container-max: 1400px;
--container-bg: var(--bg-card, #1a1a24);
--safe-area-top: env(safe-area-inset-top, 0px);
--safe-area-bottom: env(safe-area-inset-bottom, 0px);
/* 单名旧约定 */
--bg-color: var(--bg-deep, #0a0a0f);
--bg-secondary: var(--bg-surface, #12121a);
--bg-tertiary: var(--bg-card, #1a1a24);
--bg-elevated: var(--bg-card-hover, #22222e);
--bg-hover: var(--bg-card-hover, #22222e);
--bg-card-hover: #22222e;
--bg-gradient: linear-gradient(135deg, #0a0a0f 0%, #12121a 100%);
--primary-gradient: linear-gradient(135deg, #00f5d4 0%, #4cc9f0 100%);
--text-color: var(--text-primary, #e8e8ed);
--primary-color: var(--accent-cyan, #00f5d4);
--primary-focus: rgba(0, 245, 212, 0.25);
--secondary-color: var(--accent-magenta, #f72585);
--tertiary-color: var(--text-muted, #55556a);
--accent-color: var(--accent-cyan, #00f5d4);
--accent-hover: #2dffe2;
--accent-light: rgba(0, 245, 212, 0.15);
--accent-pink: var(--accent-magenta, #f72585);
--accent-orange: #ff9f1c;
--accent-gold: #ffd166;
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--warning-color: var(--accent-yellow, #fbbf24);
--error-color: var(--accent-red, #f43f5e);
--danger-color: var(--accent-red, #f43f5e);
--info-color: var(--accent-blue, #4cc9f0);
--muted-color: var(--text-muted, #55556a);
--muted-border-color: var(--border-subtle, #2a2a3a);
--hover-color: var(--accent-cyan, #00f5d4);
--border-default: var(--border-subtle, #2a2a3a);
--border-focus: var(--accent-cyan, #00f5d4);
--border-accent: var(--accent-cyan, #00f5d4);
--card-background-color: var(--bg-card, #1a1a24);
--code-background-color: var(--bg-input, #0e0e14);
/* Pico CSS 框架默认 */
--pico-background-color: var(--bg-deep, #0a0a0f);
--pico-color: var(--text-primary, #e8e8ed);
--pico-muted-color: var(--text-muted, #55556a);
--pico-muted-border-color: var(--border-subtle, #2a2a3a);
--pico-muted-background: var(--bg-surface, #12121a);
--pico-card-background-color: var(--bg-card, #1a1a24);
--pico-code-background-color: var(--bg-input, #0e0e14);
--pico-primary: var(--accent-cyan, #00f5d4);
--pico-primary-background: var(--accent-cyan, #00f5d4);
--pico-primary-inverse: #0a0a0f;
--pico-primary-focus: rgba(0, 245, 212, 0.25);
--pico-primary-rgb: 0, 245, 212;
--pico-secondary: var(--text-secondary, #8888a0);
--pico-secondary-background: var(--bg-card, #1a1a24);
--pico-border-radius: 8px;
--pico-contrast: var(--text-primary, #e8e8ed);
--pico-contrast-background: var(--bg-card-hover, #22222e);
--pico-del-color: var(--accent-red, #f43f5e);
--pico-ins-color: var(--accent-green, #10b981);
--pico-form-element-border-color: var(--border-strong, #3a3a4a);
--pico-form-element-background-color: var(--bg-input, #0e0e14);
}
/* 浅色主题覆盖：glass/shadow/glow 等主题敏感变量 */
[data-theme="light"] {
/* 玻璃拟态 — 浅色版（半透明白） */
--glass-bg: rgba(255, 255, 255, 0.78);
--glass-border: rgba(0, 0, 0, 0.06);
--glass-shadow: 0 8px 32px rgba(0, 0, 0, 0.12);
/* 阴影 — 浅色版（更淡） */
--shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.06);
--shadow-md: 0 4px 12px rgba(0, 0, 0, 0.08);
--shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.12);
--shadow-glow: 0 0 20px rgba(0, 184, 148, 0.12);
--card-shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
/* 辉光 — 浅色版（透明度降低） */
--glow-cyan: 0 0 16px rgba(0, 184, 148, 0.18);
--glow-purple: 0 0 16px rgba(139, 92, 246, 0.18);
--glow-green: 0 0 16px rgba(16, 185, 129, 0.18);
--glow-red: 0 0 16px rgba(244, 63, 94, 0.18);
--glow-magenta: 0 0 16px rgba(247, 37, 133, 0.18);
--accent-glow: 0 0 16px rgba(0, 184, 148, 0.18);
/* 渐变 — 浅色版 */
--bg-gradient: linear-gradient(135deg, #f8fafc 0%, #fff 100%);
/* hover/elevated 替换为浅色调 */
--bg-card-hover: #f1f5f9;
--bg-elevated: #fff;
--bg-hover: #f1f5f9;
--accent-light: rgba(0, 184, 148, 0.12);
--accent-hover: #00d4aa;
/* Pico 浅色覆盖（默认 Pico 行为） */
--pico-primary-inverse: #fff;
--pico-contrast-background: #f1f5f9;
}
:root {
--bg-deep: #0a0a0f;
--bg-surface: #12121a;
--bg-card: #1a1a24;
--bg-input: #0e0e14;
--text-primary: #e8e8ed;
--text-secondary: #8888a0;
--text-muted: #55556a;
--border-subtle: #2a2a3a;
--border-strong: #3a3a4a;
--accent-cyan: #00f5d4;
--accent-magenta: #f72585;
--accent-green: #10b981;
--accent-red: #f43f5e;
--accent-yellow: #fbbf24;
--accent-blue: #4cc9f0;
--accent-purple: #7b2cbf;
--radius-sm: 4px;
--radius-md: 8px;
--radius-lg: 12px;
--font-sans:
"Space Grotesk", -apple-system, blinkmacsystemfont, "Segoe UI", roboto, sans-serif;
--font-mono: "JetBrains Mono", "Courier New", monospace;
--shadow: 0 2px 8px rgba(0, 0, 0, 0.3);
}
[data-theme="light"] {
--bg-deep: #fafafa;
--bg-surface: #fff;
--bg-card: #fff;
--bg-input: #f5f5f5;
--text-primary: #1a1a1a;
--text-secondary: #666;
--text-muted: #999;
--border-subtle: #e5e5e5;
--border-strong: #d5d5d5;
--accent-cyan: #00d4b8;
--accent-magenta: #e63975;
--shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
}
.theme-toggle {
position: fixed;
top: 1rem;
right: 1rem;
width: 40px;
height: 40px;
border-radius: 50%;
border: 1px solid var(--border-subtle);
background: var(--color-bg-card);
cursor: pointer;
font-size: 1.2rem;
z-index: 100;
transition: all 0.2s;
display: flex;
align-items: center;
justify-content: center;
}
.theme-toggle:hover {
transform: scale(1.1);
}
* {
margin: 0;
padding: 0;
box-sizing: border-box;
}
body {
font-family: var(--font-sans);
font-size: 16px;
line-height: 1.6;
background: #1a1a2e;
min-height: 100vh;
padding: 20px;
color: white;
}
.container {
max-width: 1200px;
margin: 0 auto;
}
h1 {
text-align: center;
margin-bottom: 20px;
color: #00d9ff;
}
.layout {
display: grid;
grid-template-columns: 1fr 1fr;
gap: 20px;
}
@media (max-width: 900px) {
.layout {
grid-template-columns: 1fr;
}
}
.card {
background: #16213e;
border-radius: 12px;
padding: 20px;
}
h3 {
color: #00d9ff;
margin-bottom: 12px;
font-size: 14px;
}
textarea {
width: 100%;
height: 350px;
padding: 16px;
background: #0f3460;
border: 1px solid #00d9ff;
border-radius: 8px;
color: #e0e0e0;
font-family: Monaco, Menlo, monospace;
font-size: 13px;
resize: vertical;
}
.output {
width: 100%;
height: 350px;
padding: 16px;
background: #0f3460;
border: 1px solid #00d9ff;
border-radius: 8px;
color: #e0e0e0;
font-family: Monaco, Menlo, monospace;
font-size: 13px;
overflow: auto;
white-space: pre-wrap;
}
.options {
display: flex;
flex-wrap: wrap;
gap: 16px;
margin-bottom: 16px;
}
.option {
display: flex;
align-items: center;
gap: 8px;
}
.option label {
font-size: 13px;
color: #aaa;
}
select,
input[type="number"] {
padding: 8px 12px;
background: #0f3460;
border: 1px solid #00d9ff;
border-radius: 6px;
color: white;
}
.btn {
padding: 10px 20px;
background: #00d9ff;
border: none;
border-radius: 8px;
color: #1a1a2e;
font-weight: 600;
cursor: pointer;
margin-right: 8px;
}
.btn:hover {
background: #0f8;
}
.templates {
display: flex;
flex-wrap: wrap;
gap: 8px;
margin-bottom: 16px;
}
.template {
padding: 6px 12px;
background: #0f3460;
border: 1px solid #555;
border-radius: 6px;
cursor: pointer;
font-size: 12px;
}
.template:hover {
border-color: #00d9ff;
}
.keyword {
color: #569cd6;
font-weight: bold;
}
.string {
color: #ce9178;
}
.number {
color: #b5cea8;
}
.function {
color: #dcdcaa;
}
.comment {
color: #6a9955;
}
.breadcrumb {
background: rgba(255, 255, 255, 0.95);
padding: 8px 15px;
border-radius: 20px;
box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
font-size: 0.85rem;
}
.breadcrumb a {
color: #667eea;
text-decoration: none;
}
.breadcrumb a:hover {
text-decoration: underline;
}
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color: #999;
margin: 0 5px;
}
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position: absolute;
width: 1px;
height: 1px;
margin: -1px;
padding: 0;
overflow: hidden;
clip: rect(0, 0, 0, 0);
white-space: nowrap;
border: 0;
}
</style>
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<a href="../../index.html">首页</a>
<span>›</span>
SQL 格式化
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<div class="container">
<h1>📊 SQL格式化工具</h1>
<div class="templates">
<div class="template" onclick="setTemplate('select')">SELECT示例</div>
<div class="template" onclick="setTemplate('join')">JOIN示例</div>
<div class="template" onclick="setTemplate('subquery')">子查询示例</div>
<div class="template" onclick="setTemplate('insert')">INSERT示例</div>
<div class="template" onclick="setTemplate('update')">UPDATE示例</div>
<div class="template" onclick="setTemplate('create')">CREATE示例</div>
</div>
<div class="layout">
<div class="card">
<h3>输入SQL</h3>
<textarea id="sqlInput" oninput="formatSQL()" placeholder="输入SQL语句...">
SELECT u.id, u.name, u.email, o.order_id, o.total_amount FROM users u INNER JOIN orders o ON u.id = o.user_id WHERE u.status = 'active' AND o.created_at >= '2024-01-01' ORDER BY o.total_amount DESC LIMIT 100;</textarea
>
</div>
<div class="card">
<h3>格式化结果</h3>
<div class="output" id="sqlOutput"></div>
</div>
</div>
<div class="card" style="margin-top: 20px">
<div class="options">
<div class="option">
<label>关键字大小写</label>
<select id="keywordCase" onchange="formatSQL()">
<option value="upper">大写</option>
<option value="lower">小写</option>
<option value="capitalize">首字母大写</option>
</select>
</div>
<div class="option">
<label for="input------">缩进空格数</label>
<input
type="number"
id="indentSize"
value="2"
min="1"
max="8"
onchange="formatSQL()"
aria-label="数字输入框"
placeholder="请输入数字输入框"
/>
</div>
<div class="option">
<label for="input-------">每个子句换行</label>
<input type="checkbox" id="newlineClause" checked onchange="formatSQL()" />
</div>
</div>
<button class="btn" onclick="copySQL()" aria-label="📋 复制结果">📋 复制结果</button>
<button class="btn" onclick="minifySQL()" aria-label="压缩SQL">压缩SQL</button>
<button class="btn" onclick="clearAll()" aria-label="清空">清空</button>
</div>
</div>
<script>
const keywords = [
"SELECT",
"FROM",
"WHERE",
"AND",
"OR",
"NOT",
"IN",
"LIKE",
"BETWEEN",
"IS",
"NULL",
"JOIN",
"INNER",
"LEFT",
"RIGHT",
"OUTER",
"FULL",
"CROSS",
"ON",
"AS",
"GROUP",
"BY",
"HAVING",
"ORDER",
"ASC",
"DESC",
"LIMIT",
"OFFSET",
"INSERT",
"INTO",
"VALUES",
"UPDATE",
"SET",
"DELETE",
"CREATE",
"TABLE",
"ALTER",
"DROP",
"INDEX",
"VIEW",
"DATABASE",
"PRIMARY",
"KEY",
"FOREIGN",
"REFERENCES",
"UNIQUE",
"DEFAULT",
"CHECK",
"CONSTRAINT",
"CASCADE",
"TRUNCATE",
"DISTINCT",
"ALL",
"UNION",
"EXCEPT",
"INTERSECT",
"CASE",
"WHEN",
"THEN",
"ELSE",
"END",
"EXISTS",
"ANY",
"SOME"
];
const functions = [
"COUNT",
"SUM",
"AVG",
"MIN",
"MAX",
"COALESCE",
"NULLIF",
"CAST",
"CONVERT",
"CONCAT",
"SUBSTRING",
"TRIM",
"UPPER",
"LOWER",
"LENGTH",
"REPLACE",
"DATE",
"NOW",
"CURDATE",
"YEAR",
"MONTH",
"DAY",
"DATEDIFF",
"DATE_FORMAT",
"ROUND",
"FLOOR",
"CEIL",
"ABS",
"MOD",
"POWER",
"SQRT",
"IF",
"IFNULL",
"IIF",
"NVL",
"DECODE"
];
const mainClauses = [
"SELECT",
"FROM",
"WHERE",
"GROUP BY",
"HAVING",
"ORDER BY",
"LIMIT",
"INNER JOIN",
"LEFT JOIN",
"RIGHT JOIN",
"FULL JOIN",
"CROSS JOIN",
"JOIN",
"ON",
"INSERT INTO",
"VALUES",
"UPDATE",
"SET",
"DELETE FROM",
"CREATE TABLE",
"ALTER TABLE",
"DROP TABLE",
"UNION",
"UNION ALL"
];
const templates = {
select:
"SELECT id, name, email FROM users WHERE status = 'active' ORDER BY created_at DESC LIMIT 10;",
join: "SELECT u.name, o.order_id, o.total FROM users u INNER JOIN orders o ON u.id = o.user_id LEFT JOIN products p ON o.product_id = p.id WHERE u.status = 'active';",
subquery:
"SELECT * FROM users WHERE id IN (SELECT user_id FROM orders WHERE total_amount > 1000) AND created_at >= (SELECT MIN(created_at) FROM users WHERE status = 'vip');",
insert:
"INSERT INTO users (name, email, status, created_at) VALUES ('张三', 'zhangsan@example.com', 'active', NOW());",
update:
"UPDATE users SET status = 'inactive', updated_at = NOW() WHERE last_login < '2023-01-01' AND status = 'active';",
create:
"CREATE TABLE orders (id INT PRIMARY KEY AUTO_INCREMENT, user_id INT NOT NULL, product_name VARCHAR(255), quantity INT DEFAULT 1, total_amount DECIMAL(10,2), created_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP, FOREIGN KEY (user_id) REFERENCES users(id));"
};
function setTemplate(name) {
document.getElementById("sqlInput").value = templates[name];
formatSQL();
}
function formatSQL() {
let sql = document.getElementById("sqlInput").value.trim();
if (!sql) {
document.getElementById("sqlOutput").innerHTML = "";
return;
}
const keywordCase = document.getElementById("keywordCase").value;
const indentSize = parseInt(document.getElementById("indentSize").value);
const newlineClause = document.getElementById("newlineClause").checked;
const indent = " ".repeat(indentSize);
// Normalize whitespace
sql = sql.replace(/\s+/g, " ").trim();
// Format main clauses
if (newlineClause) {
mainClauses.forEach((clause) => {
const regex = new RegExp(`\\b(${clause})\\b`, "gi");
sql = sql.replace(regex, "\n$1");
});
// Indent after some keywords
sql = sql.replace(/\bAND\b/gi, "\n" + indent + "AND");
sql = sql.replace(/\bOR\b/gi, "\n" + indent + "OR");
}
// Apply keyword case
keywords.forEach((kw) => {
const regex = new RegExp(`\\b(${kw})\\b`, "gi");
sql = sql.replace(regex, (match) => {
switch (keywordCase) {
case "upper":
return kw.toUpperCase();
case "lower":
return kw.toLowerCase();
case "capitalize":
return kw.charAt(0).toUpperCase() + kw.slice(1).toLowerCase();
default:
return match;
}
});
});
// Clean up
sql = sql.replace(/^\n+/, "").replace(/\n{3,}/g, "\n\n");
// Syntax highlight
document.getElementById("sqlOutput").innerHTML = highlightSQL(sql);
}
function highlightSQL(sql) {
let result = escapeHtml(sql);
// Highlight keywords
keywords.forEach((kw) => {
const regex = new RegExp(`\\b(${kw})\\b`, "gi");
result = result.replace(regex, '<span class="keyword">$1</span>');
});
// Highlight functions
functions.forEach((fn) => {
const regex = new RegExp(`\\b(${fn})\\s*\\(`, "gi");
result = result.replace(regex, '<span class="function">$1</span>(');
});
// Highlight strings
result = result.replace(/'([^']*)'/g, "<span class=\"string\">'$1'</span>");
// Highlight numbers
result = result.replace(/\b(\d+\.?\d*)\b/g, '<span class="number">$1</span>');
// Highlight comments
result = result.replace(/--(.*?)(\n|$)/g, '<span class="comment">--$1</span>$2');
result = result.replace(/\/\*([\s\S]*?)\*\//g, '<span class="comment">/*$1*/</span>');
return result;
}
function escapeHtml(str) {
return str.replace(/&/g, "&").replace(/</g, "<").replace(/>/g, ">");
}
function minifySQL() {
let sql = document.getElementById("sqlInput").value;
sql = sql
.replace(/\s+/g, " ")
.replace(/\s*([,()])\s*/g, "$1")
.trim();
document.getElementById("sqlInput").value = sql;
formatSQL();
}
function copySQL() {
const output = document.getElementById("sqlOutput").textContent;
navigator.clipboard.writeText(output);
alert("已复制到剪贴板!");
}
function clearAll() {
document.getElementById("sqlInput").value = "";
document.getElementById("sqlOutput").innerHTML = "";
}
formatSQL();
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