fields:
name|title|type|length:int|dec:int|nullable|default|comments
id|id|str|32|None|None|None|None
llmid|模型id|str|32|None|None|None|None
llmcatelogid|模型类型id|str|32|None|None|None|None

indexes:
name|fields|unique
idx_llm|llmid|None
idx_catelog|llmcatelogid|None
uq_llm_catelog|llmid,llmcatelogid|1