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Database optimizations.#489

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evoskuil merged 22 commits intolibbitcoin:masterlibbitcoin/libbitcoin-database:masterfrom evoskuil:masterevoskuil/libbitcoin-database:masterCopy head branch name to clipboardJun 12, 2024

+490-337

Commits

Commits on Jun 10, 2024

• Revert "Fix deadlocks resulting from iterator memory object retention."

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• Guard iterator::is_match() against invalid member position.

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• Retain iterator key by reference.

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• Expose iterator.get() and hashmap.get(iterator) for perf/safety.

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• Style.

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• Style, comments, optimize copy elision.

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• Add storage::get_raw() for raw pointer access to fixed-size files.

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• Refactor iterator for optimization.

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• Remove inlining from iterator methods.

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• Add iterator::operator bool() and apply.

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Commits on Jun 11, 2024

• Comments, use iterator bool() and avoid deadlock iterations.

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  e35091a

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• Whitespace.

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  4782934

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• Fix unchecked iterators.

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  3deb38f

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• Fix hashmap::get(it,...) buffer sizing.

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• Style, optimize link copy elision.

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• use tx.get_hash(), comments.

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• Optimize hashmap::first() by avoiding iterator cons, comments, style.

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• Use tx/block/header ::get_hash() to avoid copies.

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  dcef21c

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• Revert iterator referenced key_ member.

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• Comments, style.

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• Add hashmap::find(key, ...) to optimize non-multiples.

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• Optimize using new hashmap.find(key).

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