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Developing an Access Method

In This Chapter

Choosing Features

Writing Purpose Functions

Starting and Ending Processing

Creating and Dropping Database Objects

Optimizing Queries

Providing Optimizer Information

Splitting a Scan

Inserting, Deleting, and Updating Data

Registering Purpose Functions

Registering the Access Method

Specifying an Operator Class

Writing or Choosing Strategy and Support Functions

Registering Strategy and Support Functions

Making a Function Nonvariant

Granting Privileges

Registering the Operator Class

Adding a Default Operator Class to the Access Method

Testing the Access Method

Creating and Specifying Storage Spaces

Using Internal Storage

Using External Storage

Using Fragments

Avoiding Storage-Space Errors

Inserting, Querying, and Updating Data

Checking Data Integrity

Dropping an Access Method

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