董海洋
33 lines
1.0 KiB
JavaScript
33 lines
1.0 KiB
JavaScript
const mysql = require('mysql2/promise')
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require('dotenv').config()
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async function main() {
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const config = {
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host: process.env.DB_HOST || 'localhost',
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port: parseInt(process.env.DB_PORT || '3306'),
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user: process.env.DB_USER || 'root',
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password: process.env.DB_PASSWORD || '',
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database: process.env.DB_NAME || 'miniprogram'
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}
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const connection = await mysql.createConnection(config)
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try {
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const [columns] = await connection.execute("DESCRIBE goods")
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const columnNames = columns.map(col => col.Field)
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console.log('当前 goods 表字段:', columnNames)
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if (!columnNames.includes('is_on_sale')) {
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console.log('缺少 is_on_sale 字段，正在添加...')
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await connection.execute('ALTER TABLE goods ADD COLUMN is_on_sale tinyint(1) DEFAULT 1 COMMENT "是否上架 1-上架 0-下架"')
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console.log('成功添加 is_on_sale 字段')
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} else {
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console.log('is_on_sale 字段已存在')
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}
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} finally {
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await connection.end()
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}
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}
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main().catch(console.error) |