Data

Without data, quant becomes a castle in the air.

So, what exactly is data?

zvt makes a concise and unified abstraction of data:

In the world of zvt, there are two kinds of entities, one is tradable entity, the other is actor entity. Data is the events happened on them.

Note

Philosophically, entity is the existence described by itself, classification of existential concepts.

• Data concepts
  • TradableEntity
  • ActorEntity
  • Schema
  • IntervalLevel
  • Kdata(Quote, OHLC)
  • FinanceFactor
• Record & query
  • Dualism
  • Record data
  • Query data
• Extend data
  • Data structure
  • Data definition
  • Key steps to add data
  • Add new TradableEntity
• Adding new entity
  • Define entity Schema
  • Implement recorder for the entity
  • Define OHLC schema(kdata) for the entity
  • Implement recorder for OHLC schema(kdata)
  • Use them in zvt way
• Capital without country
  • Define entity Schema
  • Implement recorder for the entity
  • Define schema for the entity
  • Use them in zvt way