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https://github.com/matrix-construct/construct
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ircd::db: Use reference to descriptor in database::column object.
This commit is contained in:
Jason Volk
parent
5544da61b8
commit
183be76a3a
2 changed files with 31 additions and 28 deletions
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@ -32,9 +32,9 @@ struct ircd::db::database::column final
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,rocksdb::ColumnFamilyDescriptor
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{
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database *d;
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db::descriptor *descriptor;
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std::type_index key_type;
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std::type_index mapped_type;
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db::descriptor descriptor;
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comparator cmp;
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prefix_transform prefix;
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compaction_filter cfilter;
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@ -51,7 +51,7 @@ struct ircd::db::database::column final
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operator rocksdb::ColumnFamilyHandle *();
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operator database &();
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explicit column(database *const &d, const db::descriptor &);
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explicit column(database &d, db::descriptor &);
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column() = delete;
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column(column &&) = delete;
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column(const column &) = delete;
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55
ircd/db.cc
55
ircd/db.cc
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@ -1377,38 +1377,40 @@ ircd::db::name(const database::column &c)
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const ircd::db::descriptor &
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ircd::db::describe(const database::column &c)
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{
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return c.descriptor;
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assert(c.descriptor);
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return *c.descriptor;
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}
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//
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// database::column
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//
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ircd::db::database::column::column(database *const &d,
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const db::descriptor &descriptor)
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ircd::db::database::column::column(database &d,
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db::descriptor &descriptor)
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:rocksdb::ColumnFamilyDescriptor
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(
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descriptor.name, database::options{descriptor.options}
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)
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,d{d}
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,key_type{descriptor.type.first}
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,mapped_type{descriptor.type.second}
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,descriptor{descriptor}
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,cmp{d, this->descriptor.cmp}
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,prefix{d, this->descriptor.prefix}
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,cfilter{this, this->descriptor.compactor}
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,stats{std::make_shared<struct database::stats>(d)}
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,d{&d}
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,descriptor{&descriptor}
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,key_type{this->descriptor->type.first}
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,mapped_type{this->descriptor->type.second}
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,cmp{this->d, this->descriptor->cmp}
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,prefix{this->d, this->descriptor->prefix}
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,cfilter{this, this->descriptor->compactor}
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,stats{std::make_shared<struct database::stats>(this->d)}
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,handle
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{
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nullptr, [this](rocksdb::ColumnFamilyHandle *const handle)
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nullptr, [&d](rocksdb::ColumnFamilyHandle *const handle)
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{
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if(handle)
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this->d->d->DestroyColumnFamilyHandle(handle);
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assert(d.d);
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if(handle && d.d)
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d.d->DestroyColumnFamilyHandle(handle);
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}
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}
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{
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// If possible, deduce comparator based on type given in descriptor
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if(!this->descriptor.cmp.less)
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if(!this->descriptor->cmp.less)
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{
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if(key_type == typeid(string_view))
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this->cmp.user = cmp_string_view{};
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@ -1466,22 +1468,22 @@ ircd::db::database::column::column(database *const &d,
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table_opts.pin_l0_filter_and_index_blocks_in_cache = false;
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// Setup the block size
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table_opts.block_size = this->descriptor.block_size;
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table_opts.metadata_block_size = this->descriptor.meta_block_size;
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table_opts.block_size = this->descriptor->block_size;
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table_opts.metadata_block_size = this->descriptor->meta_block_size;
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table_opts.block_size_deviation = 5;
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// Setup the cache for assets.
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const auto &cache_size(this->descriptor.cache_size);
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const auto &cache_size(this->descriptor->cache_size);
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if(cache_size != 0)
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table_opts.block_cache = std::make_shared<database::cache>(d, this->stats, cache_size);
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table_opts.block_cache = std::make_shared<database::cache>(this->d, this->stats, cache_size);
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// Setup the cache for compressed assets.
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const auto &cache_size_comp(this->descriptor.cache_size_comp);
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const auto &cache_size_comp(this->descriptor->cache_size_comp);
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if(cache_size_comp != 0)
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table_opts.block_cache_compressed = std::make_shared<database::cache>(d, this->stats, cache_size_comp);
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table_opts.block_cache_compressed = std::make_shared<database::cache>(this->d, this->stats, cache_size_comp);
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// Setup the bloom filter.
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const auto &bloom_bits(this->descriptor.bloom_bits);
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const auto &bloom_bits(this->descriptor->bloom_bits);
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if(bloom_bits)
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table_opts.filter_policy.reset(rocksdb::NewBloomFilterPolicy(bloom_bits, false));
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@ -1509,7 +1511,7 @@ ircd::db::database::column::column(database *const &d,
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this->options.compaction_pri = rocksdb::CompactionPri::kOldestLargestSeqFirst;
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// Set filter reductions for this column. This means we expect a key to exist.
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this->options.optimize_filters_for_hits = this->descriptor.expect_queries_hit;
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this->options.optimize_filters_for_hits = this->descriptor->expect_queries_hit;
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// Compression
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//TODO: descriptor / conf / detect etc...
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@ -1530,7 +1532,7 @@ ircd::db::database::column::column(database *const &d,
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log::debug
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{
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log, "schema '%s' column [%s => %s] cmp[%s] pfx[%s] lru:%s:%s bloom:%zu %s",
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db::name(*d),
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db::name(d),
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demangle(key_type.name()),
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demangle(mapped_type.name()),
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this->cmp.Name(),
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@ -1538,7 +1540,7 @@ ircd::db::database::column::column(database *const &d,
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cache_size? "YES": "NO",
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cache_size_comp? "YES": "NO",
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bloom_bits,
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this->descriptor.name
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this->descriptor->name
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};
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}
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@ -8216,7 +8218,8 @@ ircd::db::column::operator
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const descriptor &()
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const
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{
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return c->descriptor;
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assert(c->descriptor);
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return *c->descriptor;
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}
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//
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