36 lines
834 B
JavaScript
36 lines
834 B
JavaScript
/**
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* 检查重置后数据库的实际状态。
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*/
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import mysql from "mysql2/promise";
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import { config } from "dotenv";
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config();
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async function main() {
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const conn = await mysql.createConnection(process.env.DATABASE_URL);
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console.log("=== 数据库中的所有表 ===");
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const [tables] = await conn.query(`SHOW TABLES`);
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if (tables.length === 0) {
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console.log("(空数据库)");
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} else {
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console.table(tables);
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}
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// 如果 class_enrollments 存在，查看其结构
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try {
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console.log("\n=== class_enrollments 结构 ===");
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const [cols] = await conn.query(`SHOW COLUMNS FROM \`class_enrollments\``);
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console.table(cols);
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} catch {
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console.log("class_enrollments 表不存在");
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}
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await conn.end();
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}
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main().catch((err) => {
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console.error("FATAL:", err);
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process.exit(1);
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});
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