feat:新增投顾agent和nl2sqlagent

2026-09-13 16:19:24 +08:00
parent c80c6acac0
commit 163192bf55
122 changed files with 7488 additions and 362 deletions
@@ -0,0 +1,11 @@
+"""NL2SQL 安全 EXPLAIN 辅助函数。"""
+from __future__ import annotations
+
+from nl2sql.sql_security import ValidatedSql
+
+
+def build_explain_sql(validated_sql: ValidatedSql) -> str:
+    """只为已通过安全校验的 SELECT 构造 EXPLAIN 语句。"""
+    if not isinstance(validated_sql, ValidatedSql):
+        raise TypeError("EXPLAIN 只接受已校验 SQL")
+    return f"EXPLAIN {validated_sql.sql}"