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DB-reader.yml
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app:
description: ''
icon: 🤖
icon_background: '#FFEAD5'
mode: workflow
name: DB-reader
use_icon_as_answer_icon: false
kind: app
version: 0.1.3
workflow:
conversation_variables: []
environment_variables: []
features:
file_upload:
allowed_file_extensions:
- .JPG
- .JPEG
- .PNG
- .GIF
- .WEBP
- .SVG
allowed_file_types:
- image
allowed_file_upload_methods:
- local_file
- remote_url
enabled: false
fileUploadConfig:
audio_file_size_limit: 50
batch_count_limit: 5
file_size_limit: 15
image_file_size_limit: 10
video_file_size_limit: 100
workflow_file_upload_limit: 10
image:
enabled: false
number_limits: 3
transfer_methods:
- local_file
- remote_url
number_limits: 3
opening_statement: ''
retriever_resource:
enabled: true
sensitive_word_avoidance:
enabled: false
speech_to_text:
enabled: false
suggested_questions: []
suggested_questions_after_answer:
enabled: false
text_to_speech:
enabled: false
language: ''
voice: ''
graph:
edges:
- data:
isInIteration: false
sourceType: llm
targetType: code
id: 1732980872194-source-1732980912700-target
source: '1732980872194'
sourceHandle: source
target: '1732980912700'
targetHandle: target
type: custom
zIndex: 0
- data:
isInIteration: false
sourceType: code
targetType: llm
id: 1732980912700-source-1732980920612-target
source: '1732980912700'
sourceHandle: source
target: '1732980920612'
targetHandle: target
type: custom
zIndex: 0
- data:
isInIteration: false
sourceType: llm
targetType: end
id: 1732980920612-source-1732980940056-target
source: '1732980920612'
sourceHandle: source
target: '1732980940056'
targetHandle: target
type: custom
zIndex: 0
- data:
isInIteration: false
sourceType: start
targetType: knowledge-retrieval
id: 1732970305758-source-1733132854491-target
source: '1732970305758'
sourceHandle: source
target: '1733132854491'
targetHandle: target
type: custom
zIndex: 0
- data:
isInIteration: false
sourceType: knowledge-retrieval
targetType: llm
id: 1733132854491-source-1732980872194-target
source: '1733132854491'
sourceHandle: source
target: '1732980872194'
targetHandle: target
type: custom
zIndex: 0
nodes:
- data:
desc: ''
selected: false
title: 开始
type: start
variables:
- label: 请输入您的查询需求
max_length: 200
options: []
required: true
type: text-input
variable: question
height: 90
id: '1732970305758'
position:
x: -200.45867167179856
y: 203.94580912716032
positionAbsolute:
x: -200.45867167179856
y: 203.94580912716032
selected: false
sourcePosition: right
targetPosition: left
type: custom
width: 244
- data:
context:
enabled: true
variable_selector:
- '1733132854491'
- result
desc: ''
model:
completion_params:
temperature: 0.7
mode: chat
name: Qwen2:7b
provider: ollama
prompt_template:
- id: ab2999ee-62f7-4b4d-a230-b6dd043e7aad
role: system
text: '请作为一个数据库管理员，理解用户的具体需求，并生成对应的SQL。其中，数据库表名和字段名信息通过查阅{{#context#}}知识库获得。生成的结果只包含可以运行的SQL，不需要解释。 '
- id: 832946d2-761c-49dd-9136-9f6d3ec1a946
role: user
text: '问题: {{#1732970305758.question#}}
'
- id: 64acd278-efbf-46bd-a7b7-2a4d5cfaa78b
role: assistant
text: ''
selected: false
title: LLM自动生成SQL
type: llm
variables: []
vision:
enabled: false
height: 98
id: '1732980872194'
position:
x: 29.290583767340934
y: 499.3999411044708
positionAbsolute:
x: 29.290583767340934
y: 499.3999411044708
selected: false
sourcePosition: right
targetPosition: left
type: custom
width: 244
- data:
code: "import urllib.request\nimport json\n\ndef main(sql_query: str) -> dict:\n\
\ # Flask 服务端点\n api_url = \"http://192.168.10.219:5003/execute_query\"\
\n\n # 请求体\n payload = {\n \"sql_query\": sql_query\n }\n\
\n # 将查询参数进行 URL 编码\n encoded_params = urllib.parse.urlencode(payload)\n\
\n # 创造请求对象， 拼接完整的 URL\n req = f\"{api_url}?{encoded_params}\"\n\n\
\ try:\n # 发送请求并获取响应\n with urllib.request.urlopen(req)\
\ as response:\n # 读取并解码响应\n result_data = json.loads(response.read().decode('utf-8'))\n\
\ # 将结果转换为字符串格式\n result_str = json.dumps(result_data,\
\ ensure_ascii=False) # 确保中文字符正常显示\n print(result_str)\n \
\ return {\n 'result': result_str # 返回字符串类型结果\n \
\ }\n except Exception as e:\n raise Exception(f\"Error:{str(e)}\"\
)\n"
code_language: python3
desc: ''
outputs:
result:
children: null
type: string
selected: false
title: 执行SQL
type: code
variables:
- value_selector:
- '1732980872194'
- text
variable: sql_query
height: 54
id: '1732980912700'
position:
x: 149.1166163724659
y: 652.6699088065056
positionAbsolute:
x: 149.1166163724659
y: 652.6699088065056
selected: true
sourcePosition: right
targetPosition: left
type: custom
width: 244
- data:
context:
enabled: true
variable_selector:
- '1733132854491'
- result
desc: ''
model:
completion_params:
temperature: 0.7
mode: chat
name: Qwen2:7b
provider: ollama
prompt_template:
- id: bf2cad29-b645-4416-9799-06dd56c5ce86
role: system
text: '你是数据分析师，请分析JSON格式的SQL查询放回结果，回答用户的问题
'
- id: bef9db8e-1608-4e8f-abdd-eed980fc1b6b
role: user
text: '问题是：{{#1732970305758.question#}}
SQL是: {{#1732980872194.text#}}
数据是：{{#1732980912700.result#}}
请在结果中按照模板中的三个步骤回答问题：（1）具体执行的SQL是{{#1732980872194.text#}}，（2）：SQL返回的结果是{{#1732980912700.result#}}，（3）然后回复问题的答案，尽可能简短。'
selected: false
title: LLM结果分析
type: llm
variables: []
vision:
enabled: false
height: 98
id: '1732980920612'
position:
x: 293.86542871638255
y: 744.8910559846614
positionAbsolute:
x: 293.86542871638255
y: 744.8910559846614
selected: false
sourcePosition: right
targetPosition: left
type: custom
width: 244
- data:
desc: ''
outputs:
- value_selector:
- '1732980920612'
- text
variable: text
selected: false
title: 结束
type: end
height: 90
id: '1732980940056'
position:
x: 437.35951722392167
y: 873.9731111688593
positionAbsolute:
x: 437.35951722392167
y: 873.9731111688593
selected: false
sourcePosition: right
targetPosition: left
type: custom
width: 244
- data:
dataset_ids:
- 3ad8b24f-fd2b-4d3b-bd38-ff60039097ed
desc: ''
multiple_retrieval_config:
reranking_enable: false
reranking_mode: reranking_model
top_k: 4
query_variable_selector:
- '1732970305758'
- question
retrieval_mode: multiple
selected: false
title: 知识检索
type: knowledge-retrieval
height: 92
id: '1733132854491'
position:
x: -88.20604288351262
y: 352.9945268220258
positionAbsolute:
x: -88.20604288351262
y: 352.9945268220258
selected: false
sourcePosition: right
targetPosition: left
type: custom
width: 244
viewport:
x: 398.636722585323
y: 114.5359283321757
zoom: 0.39931970501408437