Initial commit: GovAI 政务AI平台

server/migrations/000009_conversation_names.up.sql

@@ -0,0 +1,14 @@
+-- 对话重命名表
+CREATE TABLE IF NOT EXISTS conversation_names (
+    id              UUID PRIMARY KEY DEFAULT gen_random_uuid(),
+    app_id          UUID NOT NULL,
+    user_id         UUID NOT NULL,
+    conversation_id TEXT NOT NULL,
+    name            VARCHAR(100) NOT NULL,
+    created_at      TIMESTAMPTZ NOT NULL DEFAULT NOW(),
+    updated_at      TIMESTAMPTZ NOT NULL DEFAULT NOW()
+);
+
+-- 唯一约束：同一应用同一用户同一对话只能有一个名称
+CREATE UNIQUE INDEX idx_conversation_names_unique
+    ON conversation_names(app_id, user_id, conversation_id);