imeeting/backend/design/db_schema.md

# 鏁版嵁搴撶粨鏋勬枃妗ｏ紙PostgreSQL锛?
鏈枃妗ｆ牴鎹?`backend/design/db_schema_pgsql.sql` 鐢熸垚锛屾弿杩板綋鍓嶆牳蹇冭〃缁撴瀯銆佸瓧娈点€佺害鏉熶笌绱㈠紩銆?
## 0. 绉熸埛涓庣粍缁?
### 0.1 `sys_tenant`锛堢鎴疯〃锛?| 瀛楁 | 绫诲瀷 | 绾︽潫 | 璇存槑 |
| --- | --- | --- | --- |
| id | BIGSERIAL | PK | 绉熸埛ID |
| tenant_code | VARCHAR(64) | NOT NULL, UNIQUE | 绉熸埛缂栫爜 |
| tenant_name | VARCHAR(128) | NOT NULL | 绉熸埛鍚嶇О |
| status | SMALLINT | NOT NULL, DEFAULT 1 | 鐘舵€?|
| expire_time | TIMESTAMP(6) |  | 杩囨湡鏃堕棿 |
| contact_name | VARCHAR(64) |  | 鑱旂郴浜?|
| contact_phone | VARCHAR(32) |  | 鑱旂郴鐢佃瘽 |
| remark | VARCHAR(255) |  | 澶囨敞 |
| created_at | TIMESTAMP(6) | NOT NULL, DEFAULT CURRENT_TIMESTAMP | 鍒涘缓鏃堕棿 |
| updated_at | TIMESTAMP(6) | NOT NULL, DEFAULT CURRENT_TIMESTAMP | 鏇存柊鏃堕棿 |
| is_deleted | SMALLINT | DEFAULT 0 | 閫昏緫鍒犻櫎鏍囪 |

绱㈠紩锛?- `uk_tenant_code`锛歚UNIQUE (tenant_code) WHERE is_deleted = FALSE`

### 0.2 `sys_org`锛堢粍缁囨灦鏋勮〃锛?| 瀛楁 | 绫诲瀷 | 绾︽潫 | 璇存槑 |
| --- | --- | --- | --- |
| id | BIGSERIAL | PK | 缁勭粐ID |
| tenant_id | BIGINT | NOT NULL | 绉熸埛ID |
| parent_id | BIGINT |  | 鐖剁骇缁勭粐ID |
| org_name | VARCHAR(128) | NOT NULL | 缁勭粐鍚嶇О |
| org_code | VARCHAR(64) |  | 缁勭粐缂栫爜 |
| org_path | VARCHAR(512) |  | 缁勭粐璺緞 |
| sort_order | INTEGER | DEFAULT 0 | 鎺掑簭 |
| status | SMALLINT | DEFAULT 1 | 鐘舵€?|
| created_at | TIMESTAMP(6) | NOT NULL, DEFAULT CURRENT_TIMESTAMP | 鍒涘缓鏃堕棿 |
| updated_at | TIMESTAMP(6) | NOT NULL, DEFAULT CURRENT_TIMESTAMP | 鏇存柊鏃堕棿 |
| is_deleted | SMALLINT | DEFAULT 0 | 閫昏緫鍒犻櫎鏍囪 |

澶栭敭锛?- `fk_org_parent`锛歚parent_id -> sys_org(id)`
- `fk_org_tenant`锛歚tenant_id -> sys_tenant(id)`

绱㈠紩锛?- `idx_org_tenant`锛歚(tenant_id)`

## 1. 鐢ㄦ埛涓庤鑹?
### 1.1 `sys_user`锛堢敤鎴疯〃锛?| 瀛楁 | 绫诲瀷 | 绾︽潫 | 璇存槑 |
| --- | --- | --- | --- |
| user_id | BIGSERIAL | PK | 鐢ㄦ埛ID |
| username | VARCHAR(50) | NOT NULL, UNIQUE | 鐧诲綍鍚?|
| display_name | VARCHAR(50) | NOT NULL | 鏄剧ず鍚?|
| email | VARCHAR(100) |  | 閭 |
| phone | VARCHAR(30) | UNIQUE | 鎵嬫満鍙?|
| password_hash | VARCHAR(255) | NOT NULL | 瀵嗙爜鍝堝笇 |
| status | SMALLINT | NOT NULL, DEFAULT 1 | 鐘舵€?|
| pwd_reset_required | SMALLINT | DEFAULT 1 | 棣栨鐧诲綍鏄惁闇€鏀瑰瘑 |
| is_deleted | SMALLINT | NOT NULL, DEFAULT 0 | 閫昏緫鍒犻櫎鏍囪 |
| created_at | TIMESTAMP(6) | NOT NULL, DEFAULT now() | 鍒涘缓鏃堕棿 |
| updated_at | TIMESTAMP(6) | NOT NULL, DEFAULT now() | 鏇存柊鏃堕棿 |
| is_platform_admin | BOOLEAN | DEFAULT false | 鏄惁骞冲彴绠＄悊鍛?|

绱㈠紩锛?- `uk_user_username`锛歚UNIQUE (username) WHERE is_deleted = FALSE`

### 1.2 `sys_role`锛堣鑹茶〃锛?| 瀛楁 | 绫诲瀷 | 绾︽潫 | 璇存槑 |
| --- | --- | --- | --- |
| role_id | BIGSERIAL | PK | 瑙掕壊ID |
| tenant_id | BIGINT | NOT NULL | 绉熸埛ID |
| role_code | VARCHAR(50) | NOT NULL | 瑙掕壊缂栫爜锛堢鎴峰唴鍞竴锛?|
| role_name | VARCHAR(50) | NOT NULL | 瑙掕壊鍚嶇О |
| status | SMALLINT | NOT NULL, DEFAULT 1 | 鐘舵€?|
| remark | TEXT |  | 澶囨敞 |
| is_deleted | SMALLINT | NOT NULL, DEFAULT 0 | 閫昏緫鍒犻櫎鏍囪 |
| created_at | TIMESTAMP(6) | NOT NULL, DEFAULT now() | 鍒涘缓鏃堕棿 |
| updated_at | TIMESTAMP(6) | NOT NULL, DEFAULT now() | 鏇存柊鏃堕棿 |

绱㈠紩锛?- `idx_sys_role_tenant`锛歚(tenant_id)`
- `uk_role_code`锛歚UNIQUE (tenant_id, role_code) WHERE is_deleted = FALSE`

### 1.3 `sys_user_role`锛堢敤鎴?瑙掕壊鍏宠仈琛紝绉熸埛寮虹害鏉燂級
| 瀛楁 | 绫诲瀷 | 绾︽潫 | 璇存槑 |
| --- | --- | --- | --- |
| id | BIGSERIAL | PK | 鍏宠仈ID |
| tenant_id | BIGINT | NOT NULL | 绉熸埛ID |
| user_id | BIGINT | NOT NULL | 鐢ㄦ埛ID |
| role_id | BIGINT | NOT NULL | 瑙掕壊ID |
| is_deleted | SMALLINT | NOT NULL, DEFAULT 0 | 閫昏緫鍒犻櫎鏍囪 |
| created_at | TIMESTAMP(6) | NOT NULL, DEFAULT now() | 鍒涘缓鏃堕棿 |
| updated_at | TIMESTAMP(6) | NOT NULL, DEFAULT now() | 鏇存柊鏃堕棿 |

鍞竴绾︽潫锛?- `UNIQUE (tenant_id, user_id, role_id) WHERE is_deleted = 0`

### 1.4 `sys_tenant_user`锛堢鎴锋垚鍛樺叧鑱旇〃锛?| 瀛楁 | 绫诲瀷 | 绾︽潫 | 璇存槑 |
| --- | --- | --- | --- |
| id | BIGSERIAL | PK | 鍏宠仈ID |
| user_id | BIGINT | NOT NULL | 鐢ㄦ埛ID |
| tenant_id | BIGINT | NOT NULL | 绉熸埛ID |
| org_id | BIGINT |  | 缁勭粐ID |
| status | SMALLINT | DEFAULT 1 | 鐘舵€?|
| is_deleted | SMALLINT | DEFAULT 0 | 閫昏緫鍒犻櫎鏍囪 |
| created_at | TIMESTAMP(6) | NOT NULL, DEFAULT now() | 鍒涘缓鏃堕棿 |
| updated_at | TIMESTAMP(6) | NOT NULL, DEFAULT now() | 鏇存柊鏃堕棿 |

绱㈠紩锛?- `uk_tenant_user`锛歚UNIQUE (user_id, tenant_id) WHERE is_deleted = 0`

## 2. 鏉冮檺/瀛楀吀/鍙傛暟锛堝叏灞€鍏变韩锛?
### 2.1 `sys_permission`锛堟潈闄愯〃锛?| 瀛楁 | 绫诲瀷 | 绾︽潫 | 璇存槑 |
| --- | --- | --- | --- |
| perm_id | BIGSERIAL | PK | 鏉冮檺ID |
| parent_id | BIGINT |  | 鐖剁骇鏉冮檺ID |
| name | VARCHAR(100) | NOT NULL | 鏉冮檺鍚嶇О |
| code | VARCHAR(100) | NOT NULL, UNIQUE | 鏉冮檺缂栫爜 |
| perm_type | VARCHAR(20) | NOT NULL | 鏉冮檺绫诲瀷 |
| level | INTEGER | NOT NULL | 灞傜骇 |
| path | VARCHAR(255) |  | 璺緞 |
| component | VARCHAR(255) |  | 缁勪欢 |
| icon | VARCHAR(100) |  | 鍥炬爣 |
| sort_order | INTEGER | NOT NULL, DEFAULT 0 | 鎺掑簭 |
| is_visible | SMALLINT | NOT NULL, DEFAULT 1 | 鏄惁鍙 |
| status | SMALLINT | NOT NULL, DEFAULT 1 | 鐘舵€?|
| description | TEXT |  | 鎻忚堪 |
| meta | JSONB |  | 鎵╁睍淇℃伅 |
| is_deleted | SMALLINT | NOT NULL, DEFAULT 0 | 閫昏緫鍒犻櫎鏍囪 |
| created_at | TIMESTAMP(6) | NOT NULL, DEFAULT now() | 鍒涘缓鏃堕棿 |
| updated_at | TIMESTAMP(6) | NOT NULL, DEFAULT now() | 鏇存柊鏃堕棿 |

### 2.2 `sys_dict_type`锛堝瓧鍏哥被鍨嬭〃锛?| 瀛楁 | 绫诲瀷 | 绾︽潫 | 璇存槑 |
| --- | --- | --- | --- |
| dict_type_id | BIGSERIAL | PK | 绫诲瀷ID |
| type_code | VARCHAR(50) | NOT NULL, UNIQUE | 绫诲瀷缂栫爜 |
| type_name | VARCHAR(50) | NOT NULL | 绫诲瀷鍚嶇О |
| status | SMALLINT | DEFAULT 1 | 鐘舵€?|
| remark | TEXT |  | 澶囨敞 |
| created_at | TIMESTAMP | NOT NULL, DEFAULT NOW() | 鍒涘缓鏃堕棿 |
| updated_at | TIMESTAMP | NOT NULL, DEFAULT NOW() | 鏇存柊鏃堕棿 |
| is_deleted | SMALLINT | DEFAULT 0 | 閫昏緫鍒犻櫎鏍囪 |

**鍒濆鍖栨暟鎹細**
- `sys_common_status`: 閫氱敤鐘舵€?(鍚敤/绂佺敤)
- `sys_permission_type`: 鏉冮檺绫诲瀷 (鐩綍/鑿滃崟/鎸夐挳)
- `sys_common_visibility`: 鍙鎬?(鏄剧ず/闅愯棌)
- `sys_permission_level`: 鏉冮檺灞傜骇 (1, 2, 3)
- `sys_log_type`: 鏃ュ織绫诲瀷 (LOGIN/OPERATION)
- `sys_param_type`: 鍙傛暟绫诲瀷 (String/Number/Boolean/JSON)
- `sys_log_status`: 鎿嶄綔鐘舵€?(鎴愬姛/澶辫触)

### 2.3 `sys_dict_item`锛堝瓧鍏搁」琛級
| 瀛楁 | 绫诲瀷 | 绾︽潫 | 璇存槑 |
| --- | --- | --- | --- |
| dict_item_id | BIGSERIAL | PK | 瀛楀吀椤笽D |
| type_code | VARCHAR(50) | NOT NULL | 瀛楀吀绫诲瀷缂栫爜 |
| item_label | VARCHAR(100) | NOT NULL | 灞曠ず鏂囨湰 |
| item_value | VARCHAR(100) | NOT NULL | 瀛樺偍鍊?|
| sort_order | INT | DEFAULT 0 | 鎺掑簭 |
| status | SMALLINT | DEFAULT 1 | 鐘舵€?|
| created_at | TIMESTAMP | NOT NULL, DEFAULT NOW() | 鍒涘缓鏃堕棿 |
| updated_at | TIMESTAMP | NOT NULL, DEFAULT NOW() | 鏇存柊鏃堕棿 |
| is_deleted | SMALLINT | DEFAULT 0 | 閫昏緫鍒犻櫎鏍囪 |

绱㈠紩锛?- `idx_dict_item_type`锛歚(type_code)`
- `uk_dict_item_value`锛歚UNIQUE (type_code, item_value)`

### 2.4 `sys_param`锛堢郴缁熷弬鏁拌〃锛?| 瀛楁 | 绫诲瀷 | 绾︽潫 | 璇存槑 |
| --- | --- | --- | --- |
| id | BIGSERIAL | PK | 鍙傛暟ID |
| param_key | VARCHAR(100) | NOT NULL, UNIQUE | 鍙傛暟閿?|
| param_value | TEXT | NOT NULL | 鍙傛暟鍊?|
| param_type | VARCHAR(20) | NOT NULL | 鍙傛暟绫诲瀷 |
| is_system | SMALLINT | DEFAULT 0 | 鏄惁绯荤粺鍐呯疆 |
| status | SMALLINT | DEFAULT 1 | 鐘舵€?|
| description | TEXT |  | 鎻忚堪 |
| created_at | TIMESTAMP | NOT NULL, DEFAULT NOW() | 鍒涘缓鏃堕棿 |

## 3. 鏃ュ織锛堢鎴烽殧绂伙級

### 3.1 `sys_log`锛堢郴缁熸棩蹇楄〃锛?| 瀛楁 | 绫诲瀷 | 绾︽潫 | 璇存槑 |
| --- | --- | --- | --- |
| id | BIGSERIAL | PK | 鏃ュ織ID |
| tenant_id | BIGINT | NOT NULL, DEFAULT 0 | 绉熸埛ID |
| user_id | BIGINT |  | 鐢ㄦ埛ID |
| username | VARCHAR(50) |  | 鐢ㄦ埛鍚?|
| log_type | VARCHAR(20) |  | 鏃ュ織绫诲瀷锛堝 LOGIN銆丱PERATION锛?|
| operation | VARCHAR(100) | NOT NULL | 鎿嶄綔鎻忚堪 |
| method | VARCHAR(200) |  | 鏂规硶 |
| params | TEXT |  | 璇锋眰鍙傛暟 |
| status | SMALLINT | DEFAULT 1 | 鐘舵€?|
| ip | VARCHAR(50) |  | IP |
| duration | BIGINT |  | 鑰楁椂锛坢s锛?|
| created_at | TIMESTAMP | NOT NULL, DEFAULT NOW() | 鍒涘缓鏃堕棿 |

绱㈠紩锛?- `idx_log_tenant_type`锛歚(tenant_id, log_type, created_at)`

## 4. 骞冲彴閰嶇疆

### 4.1 `sys_platform_config`锛堝钩鍙扮鐞嗚〃锛?| 瀛楁 | 绫诲瀷 | 绾︽潫 | 璇存槑 |
| --- | --- | --- | --- |
| id | BIGINT | PK | 鍥哄畾涓?1 |
| project_name | VARCHAR(128) | NOT NULL | 椤圭洰鍚嶇О |
| logo_url | VARCHAR(512) |  | Logo URL |
| icon_url | VARCHAR(512) |  | Icon URL |
| login_bg_url | VARCHAR(512) |  | 鐧诲綍椤佃儗鏅?|
| icp_info | VARCHAR(128) |  | 澶囨淇℃伅 |
| copyright_info | VARCHAR(255) |  | 鐗堟潈淇℃伅 |
| system_description | TEXT |  | 绯荤粺鎻忚堪 |
| created_at | TIMESTAMP | NOT NULL | 鍒涘缓鏃堕棿 |
| updated_at | TIMESTAMP | NOT NULL | 鏇存柊鏃堕棿 |

## 5. 涓氬姟妯″潡

### 5.1 `biz_speakers`锛堝０绾瑰彂瑷€浜鸿〃锛?| 瀛楁 | 绫诲瀷 | 绾︽潫 | 璇存槑 |
| --- | --- | --- | --- |
| id | BIGSERIAL | PK | 涓婚敭ID |
| tenant_id | BIGINT | NOT NULL | 绉熸埛ID |
| creator_id | BIGINT | NOT NULL | 鍒涘缓浜篒D锛岀敤浜庡０绾瑰簱褰掑睘 |
| user_id | BIGINT |  | 鍏宠仈绯荤粺鐢ㄦ埛ID |
| external_speaker_id | VARCHAR(100) |  | 绗笁鏂瑰０绾瑰簱涓殑浜哄憳ID |
| name | VARCHAR(100) | NOT NULL | 鍙戣█浜哄鍚?|
| voice_path | VARCHAR(512) |  | 鍘熷澹扮汗鏂囦欢璺緞 |
| voice_ext | VARCHAR(10) |  | 鏂囦欢鍚庣紑 |
| voice_size | BIGINT |  | 鏂囦欢澶у皬 |
| status | SMALLINT | DEFAULT 1 | 鐘舵€侊紙1=宸蹭繚瀛橈紝2=娉ㄥ唽涓紝3=宸叉敞鍐岋紝4=澶辫触锛?|
| embedding | VECTOR(512) |  | 澹扮汗鐗瑰緛鍚戦噺 |
| remark | TEXT |  | 澶囨敞 |
| created_at | TIMESTAMP(6) | NOT NULL, DEFAULT now() | 鍒涘缓鏃堕棿 |
| updated_at | TIMESTAMP(6) | NOT NULL, DEFAULT now() | 鏇存柊鏃堕棿 |
| is_deleted | SMALLINT | NOT NULL, DEFAULT 0 | 閫昏緫鍒犻櫎 |

绱㈠紩锛?- `idx_speaker_tenant`锛歚(tenant_id) WHERE is_deleted = 0`
- `idx_speaker_creator`锛歚(creator_id) WHERE is_deleted = 0`
- `idx_speaker_user`锛歚(user_id) WHERE is_deleted = 0`
- `idx_speaker_external`锛歚(external_speaker_id) WHERE is_deleted = 0`
- `uk_speaker_tenant_name`锛歚UNIQUE (tenant_id, name) WHERE is_deleted = 0`

### 5.2 `biz_hot_word_groups`锛堢儹璇嶇粍琛級
| 瀛楁 | 绫诲瀷 | 绾︽潫 | 璇存槑 |
| --- | --- | --- | --- |
| id | BIGSERIAL | PK | 涓婚敭ID |
| tenant_id | BIGINT | NOT NULL | 绉熸埛ID |
| group_name | VARCHAR(100) | NOT NULL | 鐑瘝缁勫悕绉?|
| creator_id | BIGINT |  | 鍒涘缓浜篒D |
| status | SMALLINT | DEFAULT 1 | 鐘舵€侊紙1:鍚敤锛?:绂佺敤锛?|
| remark | VARCHAR(255) |  | 澶囨敞 |
| created_at | TIMESTAMP(6) | NOT NULL, DEFAULT now() | 鍒涘缓鏃堕棿 |
| updated_at | TIMESTAMP(6) | NOT NULL, DEFAULT now() | 鏇存柊鏃堕棿 |
| is_deleted | SMALLINT | NOT NULL, DEFAULT 0 | 閫昏緫鍒犻櫎 |

绱㈠紩锛?- `idx_hot_word_group_tenant`锛歚(tenant_id) WHERE is_deleted = 0`
- `uk_hot_word_group_name_scope`锛歚UNIQUE (tenant_id, group_name) WHERE is_deleted = 0`

### 5.3 `biz_hot_words`锛堢儹璇嶇鐞嗚〃锛?| 瀛楁 | 绫诲瀷 | 绾︽潫 | 璇存槑 |
| --- | --- | --- | --- |
| id | BIGSERIAL | PK | 涓婚敭ID |
| tenant_id | BIGINT | NOT NULL | 绉熸埛ID |
| word | VARCHAR(100) | NOT NULL | 鐑瘝鍘熸枃 |
| is_public | SMALLINT | DEFAULT 0 | 鏄惁绉熸埛鍏紑锛?:鍏紑锛?:涓汉绉佹湁锛?|
| creator_id | BIGINT |  | 鍒涘缓鑰匢D |
| pinyin_list | TEXT |  | 鎷奸煶鏁扮粍 |
| match_strategy | SMALLINT | DEFAULT 1 | 鍖归厤绛栫暐锛?:绮剧‘鍖归厤锛?:鎷奸煶妯＄硦鍖归厤锛?|
| category | VARCHAR(50) |  | 绫诲埆锛堜汉鍚嶃€佹湳璇€佸湴鍚嶏級 |
| hot_word_group_id | BIGINT |  | 鎵€灞炵儹璇嶇粍ID |
| weight | INTEGER | DEFAULT 10 | 鏉冮噸锛?-100锛?|
| status | SMALLINT | DEFAULT 1 | 鐘舵€侊紙1:鍚敤锛?:绂佺敤锛?|
| is_synced | SMALLINT | DEFAULT 0 | 鏄惁宸插悓姝ョ涓夋柟寮曟搸锛?:鏈悓姝ワ紝1:宸插悓姝ワ級 |
| remark | TEXT |  | 澶囨敞 |
| created_at | TIMESTAMP(6) | NOT NULL, DEFAULT now() | 鍒涘缓鏃堕棿 |
| updated_at | TIMESTAMP(6) | NOT NULL, DEFAULT now() | 鏇存柊鏃堕棿 |
| is_deleted | SMALLINT | NOT NULL, DEFAULT 0 | 閫昏緫鍒犻櫎 |

绱㈠紩锛?- `idx_hotword_tenant`锛歚(tenant_id)`
- `idx_hotword_word`锛歚(word) WHERE is_deleted = 0`
- `idx_hotword_group`锛歚(hot_word_group_id) WHERE is_deleted = 0`

### 5.4 `biz_prompt_templates`锛堟彁绀鸿瘝妯℃澘琛級
| 瀛楁 | 绫诲瀷 | 绾︽潫 | 璇存槑 |
| --- | --- | --- | --- |
| id | BIGSERIAL | PK | 涓婚敭ID |
| tenant_id | BIGINT | NOT NULL, DEFAULT 0 | 绉熸埛ID锛? 涓虹郴缁熺骇锛?|
| template_name | VARCHAR(100) | NOT NULL | 妯℃澘鍚嶇О |
| description | VARCHAR(255) |  | 妯℃澘鎻忚堪 |
| category | VARCHAR(20) |  | 鍒嗙被锛堝瓧鍏革細`biz_prompt_category`锛?|
| is_system | SMALLINT | DEFAULT 0 | 鏄惁绯荤粺棰勭疆锛?:鏄紝0:鍚︼級 |
| creator_id | BIGINT |  | 鍒涘缓浜篒D |
| tags | TEXT |  | 鏍囩鏁扮粍 |
| hot_word_group_id | BIGINT |  | 缁戝畾鐑瘝缁処D |
| usage_count | INTEGER | DEFAULT 0 | 浣跨敤娆℃暟 |
| prompt_content | TEXT | NOT NULL | 鎻愮ず璇嶅唴瀹?|
| status | SMALLINT | DEFAULT 1 | 鐘舵€侊紙1:鍚敤锛?:绂佺敤锛?|
| remark | VARCHAR(255) |  | 澶囨敞 |
| created_at | TIMESTAMP(6) | NOT NULL, DEFAULT now() | 鍒涘缓鏃堕棿 |
| updated_at | TIMESTAMP(6) | NOT NULL, DEFAULT now() | 鏇存柊鏃堕棿 |
| is_deleted | SMALLINT | NOT NULL, DEFAULT 0 | 閫昏緫鍒犻櫎 |

绱㈠紩锛?- `idx_prompt_tenant`锛歚(tenant_id)`
- `idx_prompt_system`锛歚(is_system) WHERE is_deleted = 0`
- `idx_prompt_group`锛歚(hot_word_group_id) WHERE is_deleted = 0`

### 5.5 `biz_asr_models`锛圓SR 妯″瀷閰嶇疆琛級
| 瀛楁 | 绫诲瀷 | 绾︽潫 | 璇存槑 |
| --- | --- | --- | --- |
| id | BIGSERIAL | PK | 涓婚敭ID |
| tenant_id | BIGINT | NOT NULL, DEFAULT 0 | 绉熸埛ID |
| model_name | VARCHAR(100) | NOT NULL | 妯″瀷鏄剧ず鍚嶇О |
| provider | VARCHAR(50) |  | 鎻愪緵鍟?|
| base_url | VARCHAR(255) |  | 鎺ュ彛鍩虹鍦板潃 |
| api_key | VARCHAR(255) |  | API 瀵嗛挜 |
| model_code | VARCHAR(100) |  | 妯″瀷浠ｇ爜 |
| ws_url | VARCHAR(255) |  | WebSocket 鍦板潃 |
| media_config | TEXT |  | 濯掍綋鍙傛暟 |
| is_default | SMALLINT | DEFAULT 0 | 榛樿妯″瀷鏍囪 |
| sort_order | INTEGER | NOT NULL, DEFAULT 0 | 鎺掑簭鍊硷紝瓒婂皬瓒婇潬鍓?|
| status | SMALLINT | DEFAULT 1 | 鐘舵€?|
| remark | VARCHAR(255) |  | 澶囨敞 |
| created_at | TIMESTAMP(6) | NOT NULL, DEFAULT now() | 鍒涘缓鏃堕棿 |
| updated_at | TIMESTAMP(6) | NOT NULL, DEFAULT now() | 鏇存柊鏃堕棿 |
| is_deleted | SMALLINT | NOT NULL, DEFAULT 0 | 閫昏緫鍒犻櫎 |

绱㈠紩锛?- `idx_asr_model_tenant`锛歚(tenant_id)`
- `idx_asr_model_default`锛歚(is_default) WHERE is_deleted = 0`
- `idx_asr_model_sort_order`锛歚(tenant_id, is_default, sort_order) WHERE is_deleted = 0`
- `uk_asr_model_default_enabled_tenant`锛歚(tenant_id) WHERE is_deleted = 0 AND status = 1 AND is_default = 1`

### 5.6 `biz_llm_models`锛圠LM 妯″瀷閰嶇疆琛級
| 瀛楁 | 绫诲瀷 | 绾︽潫 | 璇存槑 |
| --- | --- | --- | --- |
| id | BIGSERIAL | PK | 涓婚敭ID |
| tenant_id | BIGINT | NOT NULL, DEFAULT 0 | 绉熸埛ID |
| model_name | VARCHAR(100) | NOT NULL | 妯″瀷鏄剧ず鍚嶇О |
| provider | VARCHAR(50) |  | 鎻愪緵鍟?|
| base_url | VARCHAR(255) |  | 鎺ュ彛鍩虹鍦板潃 |
| api_path | VARCHAR(100) |  | API 璺緞 |
| api_key | VARCHAR(255) |  | API 瀵嗛挜 |
| model_code | VARCHAR(100) |  | 妯″瀷浠ｇ爜 |
| temperature | DECIMAL(3,2) | DEFAULT 0.7 | 娓╁害鍙傛暟 |
| top_p | DECIMAL(3,2) | DEFAULT 0.9 | Top P 鍙傛暟 |
| is_default | SMALLINT | DEFAULT 0 | 榛樿妯″瀷鏍囪 |
| sort_order | INTEGER | NOT NULL, DEFAULT 0 | 鎺掑簭鍊硷紝瓒婂皬瓒婇潬鍓?|
| status | SMALLINT | DEFAULT 1 | 鐘舵€?|
| remark | VARCHAR(255) |  | 澶囨敞 |
| created_at | TIMESTAMP(6) | NOT NULL, DEFAULT now() | 鍒涘缓鏃堕棿 |
| updated_at | TIMESTAMP(6) | NOT NULL, DEFAULT now() | 鏇存柊鏃堕棿 |
| is_deleted | SMALLINT | NOT NULL, DEFAULT 0 | 閫昏緫鍒犻櫎 |

绱㈠紩锛?- `idx_llm_model_tenant`锛歚(tenant_id)`
- `idx_llm_model_default`锛歚(is_default) WHERE is_deleted = 0`
- `idx_llm_model_sort_order`锛歚(tenant_id, is_default, sort_order) WHERE is_deleted = 0`
- `uk_llm_model_default_enabled_tenant`锛歚(tenant_id) WHERE is_deleted = 0 AND status = 1 AND is_default = 1`

### 5.7 `biz_meetings`锛堜細璁富琛級
| 瀛楁 | 绫诲瀷 | 绾︽潫 | 璇存槑 |
| --- | --- | --- | --- |
| id | BIGSERIAL | PK | 涓婚敭ID |
| tenant_id | BIGINT | NOT NULL, DEFAULT 0 | 绉熸埛ID |
| title | VARCHAR(200) | NOT NULL | 浼氳鏍囬 |
| meeting_time | TIMESTAMP(6) |  | 浼氳鏃堕棿 |
| participants | TEXT |  | 鍙備細浜轰俊鎭?|
| tags | VARCHAR(255) |  | 鏍囩 |
| audio_url | VARCHAR(500) |  | 涓撳睘闊抽璺緞 |
| creator_id | BIGINT |  | 鍙戣捣浜篒D |
| creator_name | VARCHAR(100) |  | 鍙戣捣浜哄鍚?|
| latest_summary_task_id | BIGINT |  | 鏈€鏂版垚鍔熸€荤粨浠诲姟ID |
| status | SMALLINT | DEFAULT 0 | 鐘舵€侊紙0:寰呭鐞嗭紝1:澶勭悊涓紝2:鎴愬姛锛?:澶辫触锛?|
| created_at | TIMESTAMP(6) | NOT NULL, DEFAULT now() | 鍒涘缓鏃堕棿 |
| updated_at | TIMESTAMP(6) | NOT NULL, DEFAULT now() | 鏇存柊鏃堕棿 |
| is_deleted | SMALLINT | NOT NULL, DEFAULT 0 | 閫昏緫鍒犻櫎 |

绱㈠紩锛?- `idx_meeting_tenant`锛歚(tenant_id)`

### 5.8 `biz_meeting_transcripts`锛堣浆褰曟槑缁嗚〃锛?| 瀛楁 | 绫诲瀷 | 绾︽潫 | 璇存槑 |
| --- | --- | --- | --- |
| id | BIGSERIAL | PK | 涓婚敭ID |
| meeting_id | BIGINT | NOT NULL | 鍏宠仈浼氳ID |
| speaker_id | VARCHAR(50) |  | ASR 杩斿洖鐨勫彂瑷€浜烘爣璇?|
| speaker_name | VARCHAR(100) |  | 淇敼鍚庣殑鍙戣█浜哄鍚?|
| speaker_label | VARCHAR(50) |  | 鍙戣█浜烘爣绛?|
| content | TEXT |  | 杞綍鍐呭 |
| start_time | INTEGER |  | 寮€濮嬫椂闂达紙ms锛?|
| end_time | INTEGER |  | 缁撴潫鏃堕棿锛坢s锛?|
| sort_order | INTEGER |  | 鎺掑簭 |
| created_at | TIMESTAMP(6) | NOT NULL, DEFAULT now() | 鍒涘缓鏃堕棿 |

绱㈠紩锛?- `idx_transcript_meeting`锛歚(meeting_id)`

### 5.9 `biz_ai_tasks`锛圓I 浠诲姟娴佹按琛級
| 瀛楁 | 绫诲瀷 | 绾︽潫 | 璇存槑 |
| --- | --- | --- | --- |
| id | BIGSERIAL | PK | 涓婚敭ID |
| meeting_id | BIGINT | NOT NULL | 鍏宠仈浼氳ID |
| task_type | VARCHAR(20) |  | 浠诲姟绫诲瀷锛圓SR / SUMMARY锛?|
| status | SMALLINT | DEFAULT 0 | 鐘舵€侊紙0:鎺掗槦锛?:鎵ц涓紝2:鎴愬姛锛?:澶辫触锛?|
| request_data | TEXT |  | 璇锋眰涓夋柟鍘熷 JSON |
| response_data | TEXT |  | 涓夋柟杩斿洖鍘熷 JSON |
| task_config | TEXT |  | 浠诲姟閰嶇疆鍙傛暟蹇収 |
| result_file_path | VARCHAR(500) |  | 缁撴灉鏂囦欢璺緞 |
| error_msg | TEXT |  | 閿欒鍫嗘爤 |
| started_at | TIMESTAMP(6) |  | 寮€濮嬫椂闂?|
| completed_at | TIMESTAMP(6) |  | 瀹屾垚鏃堕棿 |

绱㈠紩锛?- `idx_aitask_meeting`锛歚(meeting_id)`