update backend

This commit is contained in:
toom1996
2026-09-20 01:06:13 +08:00
parent f7ae917603
commit b99dc3dca1
115 changed files with 24732 additions and 10842 deletions

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@ -39,11 +39,11 @@ func main() {
// (a) 参数版:用 $1
paramQ := strings.Replace(base, "%s", "$1", 1)
fmt.Println("=== (a) 参数版 $1 ===")
testQ(db, paramQ, "brand")
testQ(db, paramQ, "brands")
// (b) 内联版:把 'brand' 直接拼进 SQL(模拟 simple-protocol 内联)
inlineQ := strings.Replace(base, "%s", "'brand'", 1)
fmt.Println("=== (b) 内联版 'brand' ===")
// (b) 内联版:把 'brands' 直接拼进 SQL(模拟 simple-protocol 内联)
inlineQ := strings.Replace(base, "%s", "'brands'", 1)
fmt.Println("=== (b) 内联版 'brands' ===")
testQ(db, inlineQ)
// (c) 去掉 LIKE 表达式的版本(用 is_identity 代替)
@ -54,7 +54,7 @@ func main() {
COALESCE(c.column_default, ''),
(c.is_identity = 'YES')
FROM information_schema.columns c
WHERE c.table_schema = 'public' AND c.table_name = 'brand'
WHERE c.table_schema = 'public' AND c.table_name = 'brands'
ORDER BY c.ordinal_position`
fmt.Println("=== (c) 去掉 LIKE 表达式版 ===")
testQ(db, noLike)

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@ -67,10 +67,14 @@ func main() {
log.Printf("! 关闭数据库连接失败: %v", err)
}
}()
// 2.5 幂等自动迁移表结构(替代原手写 MySQL 迁移脚本)
// 2.5 幂等自动迁移表结构(替代原手写旧迁移脚本)
if err := database.AutoMigrate(db); err != nil {
log.Fatalf("✗ 自动迁移失败: %v", err)
}
// 2.6 确保去重所需的 HNSW 索引与语义 embedding 表(幂等,随启动重复执行)。
if err := database.EnsureDedupSchema(db); err != nil {
log.Fatalf("✗ 去重 schema 初始化失败: %v", err)
}
log.Println("✓ PostgreSQL 已连接:", cfg.Database.Addr())
// 3. 确保上传目录存在(静态文件服务的根目录)