Crate holochain_sqlite

Building blocks for persisted Holochain state

See crate README for more info.

See this hackmd for a diagram explaining the relationships between these building blocks and the higher abstractions

Re-exports

• pub use ::rusqlite;

Modules

• conn
• db
  Functions dealing with obtaining and referencing singleton databases
• error
  All possible errors when working with SQLite databases
• exports
  A few imports from rkv, to avoid consumers needing to import rkv explicitly
• fatal
  Sometimes we have fatal errors, and need to halt the system. This module provides standards for showing these messages to the user.
• functions
• nonce
  nonce sql logic
• prelude
  Common types, especially traits, which we’d like to import en masse
• schema
  Schema and migration definitions
• sql
• swansong
• test_utils
  Helpers for unit tests

Macros

• fatal
  Macro for standard handling of fatal errors
• fatal_db_hash_construction_check
  Macro for standard handling of db deserialization fatal errors
• fatal_db_hash_integrity_check
  Macro for standard handling of db hash integrity check failures
• fresh_reader_test
  Macro to generate a fresh reader from an DbRead with less boilerplate Use this in tests, where everything gets unwrapped anyway
• print_stmts_test
  Macro to generate a fresh reader from an DbRead with less boilerplate Use this in tests, where everything gets unwrapped anyway