# 70. GIN 索引

- [70.1. 簡介](/internals/gin-indexes/introduction.md)
- [70.2. 內建運算子類](/internals/gin-indexes/built-in-operator-classes.md)
- [70.3. 延伸介面](/internals/gin-indexes/extensibility.md)
- [70.4. 實作說明](/internals/gin-indexes/implementation.md)
- [70.5. GIN 小技巧](/internals/gin-indexes/gin-tips-and-tricks.md)
- [70.6. 限制](/internals/gin-indexes/limitations.md)
- [70.7. 範例](/internals/gin-indexes/examples.md)