Files
MyGoNavi/internal/app/db_context.go
Syngnat 0daf702d25 feat(data-sync): 扩展跨库迁移链路并优化数据同步交互
- 统一同库同步与跨库迁移入口,补充模式区分与风险提示
- 扩展 ClickHouse 与 PG-like 双向迁移,并新增 PG-like、ClickHouse、TDengine 到 MongoDB 的迁移路由
- 完善 TDengine 目标端建表规划、回归测试与需求追踪文档
- refs #51
2026-03-09 17:22:26 +08:00

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package app
import (
"strconv"
"strings"
"GoNavi-Wails/internal/connection"
)
func normalizeRunConfig(config connection.ConnectionConfig, dbName string) connection.ConnectionConfig {
runConfig := config
name := strings.TrimSpace(dbName)
if name == "" {
return runConfig
}
switch strings.ToLower(strings.TrimSpace(config.Type)) {
case "mysql", "mariadb", "diros", "sphinx", "postgres", "kingbase", "highgo", "vastbase", "sqlserver", "mongodb", "tdengine", "clickhouse":
// 这些类型的 dbName 表示"数据库",需要写入连接配置以选择目标库。
runConfig.Database = name
case "dameng":
// 达梦使用 schema 参数沿用现有行为dbName 表示 schema。
runConfig.Database = name
case "redis":
runConfig.Database = name
if idx, err := strconv.Atoi(name); err == nil && idx >= 0 && idx <= 15 {
runConfig.RedisDB = idx
}
default:
// oracle: dbName 表示 schema/owner不能覆盖 config.Database服务名
// sqlite: 无需设置 Database
// custom: 语义不明确,避免污染缓存 key
}
return runConfig
}
func normalizeSchemaAndTable(config connection.ConnectionConfig, dbName string, tableName string) (string, string) {
rawTable := strings.TrimSpace(tableName)
rawDB := strings.TrimSpace(dbName)
if rawTable == "" {
return rawDB, rawTable
}
dbType := strings.ToLower(strings.TrimSpace(config.Type))
if dbType == "sqlserver" {
// SQL Server 的 DB 接口约定第一个参数是数据库名schema 由 tableName(如 dbo.users) 自行解析。
// 不能把 schema(dbo) 传到第一个参数,否则会拼出 dbo.sys.columns 等无效对象名。
targetDB := rawDB
if targetDB == "" {
targetDB = strings.TrimSpace(config.Database)
}
return targetDB, rawTable
}
if parts := strings.SplitN(rawTable, ".", 2); len(parts) == 2 {
schema := strings.TrimSpace(parts[0])
table := strings.TrimSpace(parts[1])
if schema != "" && table != "" {
return schema, table
}
}
switch dbType {
case "postgres", "kingbase", "highgo", "vastbase":
// PG/金仓/瀚高/海量dbName 在 UI 里是"数据库"schema 需从 tableName 或使用默认 public。
return "public", rawTable
default:
// MySQLdbName 表示数据库Oracle/达梦dbName 表示 schema/owner。
return rawDB, rawTable
}
}