Chapter 64. Built-in Index Access Methods# Chapter 64. Built-in Index Access MethodsChapter 64. Built-in Index Access MethodsPrev UpPart VII. InternalsHome NextChapter 64. Built-in Index Access MethodsTable of Contents64.1. B-Tree Indexes64.1.1. Introduction64.1.2. Behavior of B-Tree Operator Classes64.1.3. B-Tree Support Functions64.1.4. Implementation64.2. GiST Indexes64.2.1. Introduction64.2.2. Built-in Operator Classes64.2.3. Extensibility64.2.4. Implementation64.2.5. Examples64.3. SP-GiST Indexes64.3.1. Introduction64.3.2. Built-in Operator Classes64.3.3. Extensibility64.3.4. Implementation64.3.5. Examples64.4. GIN Indexes64.4.1. Introduction64.4.2. Built-in Operator Classes64.4.3. Extensibility64.4.4. Implementation64.4.5. GIN Tips and Tricks64.4.6. Limitations64.4.7. Examples64.5. BRIN Indexes64.5.1. Introduction64.5.2. Built-in Operator Classes64.5.3. Extensibility64.6. Hash Indexes64.6.1. Overview64.6.2. Implementation