2016-06-07 21:07:44 +00:00
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#include <ext/size.hpp>
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2017-04-01 09:19:00 +00:00
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#include <Dictionaries/HashedDictionary.h>
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2017-04-28 18:33:31 +00:00
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#include <Dictionaries/DictionaryBlockInputStream.h>
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2016-06-07 21:07:44 +00:00
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namespace DB
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{
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namespace ErrorCodes
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{
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2017-04-01 07:20:54 +00:00
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extern const int TYPE_MISMATCH;
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extern const int ARGUMENT_OUT_OF_BOUND;
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extern const int BAD_ARGUMENTS;
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extern const int DICTIONARY_IS_EMPTY;
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2016-06-07 21:07:44 +00:00
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}
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HashedDictionary::HashedDictionary(const std::string & name, const DictionaryStructure & dict_struct,
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2017-04-01 07:20:54 +00:00
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DictionarySourcePtr source_ptr, const DictionaryLifetime dict_lifetime, bool require_nonempty)
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: name{name}, dict_struct(dict_struct), source_ptr{std::move(source_ptr)}, dict_lifetime(dict_lifetime),
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require_nonempty(require_nonempty)
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2016-06-07 21:07:44 +00:00
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{
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createAttributes();
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try
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{
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loadData();
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calculateBytesAllocated();
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}
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catch (...)
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{
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creation_exception = std::current_exception();
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}
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creation_time = std::chrono::system_clock::now();
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2016-06-07 21:07:44 +00:00
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}
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HashedDictionary::HashedDictionary(const HashedDictionary & other)
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: HashedDictionary{other.name, other.dict_struct, other.source_ptr->clone(), other.dict_lifetime, other.require_nonempty}
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2016-06-07 21:07:44 +00:00
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{
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}
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2016-08-07 09:09:18 +00:00
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void HashedDictionary::toParent(const PaddedPODArray<Key> & ids, PaddedPODArray<Key> & out) const
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2016-06-07 21:12:13 +00:00
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{
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2017-04-01 07:20:54 +00:00
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const auto null_value = std::get<UInt64>(hierarchical_attribute->null_values);
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2016-06-07 21:12:13 +00:00
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2017-04-01 07:20:54 +00:00
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getItemsNumber<UInt64>(*hierarchical_attribute, ids,
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[&] (const std::size_t row, const UInt64 value) { out[row] = value; },
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[&] (const std::size_t) { return null_value; });
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2016-06-07 21:12:13 +00:00
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}
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2016-12-12 21:37:57 +00:00
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/// Allow to use single value in same way as array.
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static inline HashedDictionary::Key getAt(const PaddedPODArray<HashedDictionary::Key> & arr, const size_t idx) { return arr[idx]; }
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static inline HashedDictionary::Key getAt(const HashedDictionary::Key & value, const size_t idx) { return value; }
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template <typename ChildType, typename AncestorType>
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void HashedDictionary::isInImpl(
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const ChildType & child_ids,
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const AncestorType & ancestor_ids,
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PaddedPODArray<UInt8> & out) const
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{
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2017-04-01 07:20:54 +00:00
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const auto null_value = std::get<UInt64>(hierarchical_attribute->null_values);
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const auto & attr = *std::get<CollectionPtrType<Key>>(hierarchical_attribute->maps);
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const auto rows = out.size();
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for (const auto row : ext::range(0, rows))
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{
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auto id = getAt(child_ids, row);
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const auto ancestor_id = getAt(ancestor_ids, row);
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while (id != null_value && id != ancestor_id)
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{
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auto it = attr.find(id);
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if (it != std::end(attr))
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id = it->second;
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else
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break;
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}
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out[row] = id != null_value && id == ancestor_id;
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}
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query_count.fetch_add(rows, std::memory_order_relaxed);
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2016-12-12 21:37:57 +00:00
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}
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2016-12-13 21:15:27 +00:00
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void HashedDictionary::isInVectorVector(
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2017-04-01 07:20:54 +00:00
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const PaddedPODArray<Key> & child_ids,
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const PaddedPODArray<Key> & ancestor_ids,
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PaddedPODArray<UInt8> & out) const
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{
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isInImpl(child_ids, ancestor_ids, out);
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2016-12-12 21:37:57 +00:00
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}
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2016-12-13 21:15:27 +00:00
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void HashedDictionary::isInVectorConstant(
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const PaddedPODArray<Key> & child_ids,
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const Key ancestor_id,
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PaddedPODArray<UInt8> & out) const
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{
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2017-04-01 07:20:54 +00:00
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isInImpl(child_ids, ancestor_id, out);
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2016-12-12 21:37:57 +00:00
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}
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2016-12-13 21:15:27 +00:00
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void HashedDictionary::isInConstantVector(
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2017-04-01 07:20:54 +00:00
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const Key child_id,
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const PaddedPODArray<Key> & ancestor_ids,
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PaddedPODArray<UInt8> & out) const
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2016-12-12 21:37:57 +00:00
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{
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2017-04-01 07:20:54 +00:00
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isInImpl(child_id, ancestor_ids, out);
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2016-12-12 21:37:57 +00:00
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}
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2016-06-07 21:07:44 +00:00
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#define DECLARE(TYPE)\
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2016-08-07 09:09:18 +00:00
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void HashedDictionary::get##TYPE(const std::string & attribute_name, const PaddedPODArray<Key> & ids, PaddedPODArray<TYPE> & out) const\
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2016-06-07 21:07:44 +00:00
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{\
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2017-04-01 07:20:54 +00:00
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const auto & attribute = getAttribute(attribute_name);\
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if (!isAttributeTypeConvertibleTo(attribute.type, AttributeUnderlyingType::TYPE))\
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throw Exception{\
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name + ": type mismatch: attribute " + attribute_name + " has type " + toString(attribute.type),\
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ErrorCodes::TYPE_MISMATCH};\
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\
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const auto null_value = std::get<TYPE>(attribute.null_values);\
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\
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getItemsNumber<TYPE>(attribute, ids,\
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[&] (const std::size_t row, const auto value) { out[row] = value; },\
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[&] (const std::size_t) { return null_value; });\
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2016-06-07 21:07:44 +00:00
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}
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DECLARE(UInt8)
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DECLARE(UInt16)
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DECLARE(UInt32)
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DECLARE(UInt64)
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DECLARE(Int8)
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DECLARE(Int16)
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DECLARE(Int32)
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DECLARE(Int64)
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DECLARE(Float32)
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DECLARE(Float64)
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#undef DECLARE
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2016-08-07 09:09:18 +00:00
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void HashedDictionary::getString(const std::string & attribute_name, const PaddedPODArray<Key> & ids, ColumnString * out) const
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2016-06-07 21:07:44 +00:00
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{
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2017-04-01 07:20:54 +00:00
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const auto & attribute = getAttribute(attribute_name);
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if (!isAttributeTypeConvertibleTo(attribute.type, AttributeUnderlyingType::String))
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throw Exception{
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name + ": type mismatch: attribute " + attribute_name + " has type " + toString(attribute.type),
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ErrorCodes::TYPE_MISMATCH};
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2016-06-07 21:07:44 +00:00
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2017-04-01 07:20:54 +00:00
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const auto & null_value = StringRef{std::get<String>(attribute.null_values)};
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2016-06-07 21:07:44 +00:00
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2017-04-01 07:20:54 +00:00
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getItemsImpl<StringRef, StringRef>(attribute, ids,
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[&] (const std::size_t row, const StringRef value) { out->insertData(value.data, value.size); },
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[&] (const std::size_t) { return null_value; });
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2016-06-07 21:07:44 +00:00
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}
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#define DECLARE(TYPE)\
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void HashedDictionary::get##TYPE(\
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2017-04-01 07:20:54 +00:00
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const std::string & attribute_name, const PaddedPODArray<Key> & ids, const PaddedPODArray<TYPE> & def,\
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PaddedPODArray<TYPE> & out) const\
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2016-06-07 21:07:44 +00:00
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{\
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2017-04-01 07:20:54 +00:00
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const auto & attribute = getAttribute(attribute_name);\
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if (!isAttributeTypeConvertibleTo(attribute.type, AttributeUnderlyingType::TYPE))\
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throw Exception{\
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name + ": type mismatch: attribute " + attribute_name + " has type " + toString(attribute.type),\
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ErrorCodes::TYPE_MISMATCH};\
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\
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getItemsNumber<TYPE>(attribute, ids,\
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[&] (const std::size_t row, const auto value) { out[row] = value; },\
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[&] (const std::size_t row) { return def[row]; });\
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2016-06-07 21:07:44 +00:00
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}
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DECLARE(UInt8)
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DECLARE(UInt16)
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DECLARE(UInt32)
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DECLARE(UInt64)
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DECLARE(Int8)
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DECLARE(Int16)
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DECLARE(Int32)
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DECLARE(Int64)
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DECLARE(Float32)
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DECLARE(Float64)
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#undef DECLARE
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void HashedDictionary::getString(
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2017-04-01 07:20:54 +00:00
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const std::string & attribute_name, const PaddedPODArray<Key> & ids, const ColumnString * const def,
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ColumnString * const out) const
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2016-06-07 21:07:44 +00:00
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{
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2017-04-01 07:20:54 +00:00
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const auto & attribute = getAttribute(attribute_name);
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if (!isAttributeTypeConvertibleTo(attribute.type, AttributeUnderlyingType::String))
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throw Exception{
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name + ": type mismatch: attribute " + attribute_name + " has type " + toString(attribute.type),
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ErrorCodes::TYPE_MISMATCH};
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getItemsImpl<StringRef, StringRef>(attribute, ids,
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[&] (const std::size_t row, const StringRef value) { out->insertData(value.data, value.size); },
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[&] (const std::size_t row) { return def->getDataAt(row); });
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2016-06-07 21:07:44 +00:00
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}
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#define DECLARE(TYPE)\
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void HashedDictionary::get##TYPE(\
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2017-04-01 07:20:54 +00:00
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const std::string & attribute_name, const PaddedPODArray<Key> & ids, const TYPE & def, PaddedPODArray<TYPE> & out) const\
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2016-06-07 21:07:44 +00:00
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{\
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2017-04-01 07:20:54 +00:00
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const auto & attribute = getAttribute(attribute_name);\
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if (!isAttributeTypeConvertibleTo(attribute.type, AttributeUnderlyingType::TYPE))\
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throw Exception{\
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name + ": type mismatch: attribute " + attribute_name + " has type " + toString(attribute.type),\
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ErrorCodes::TYPE_MISMATCH};\
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\
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getItemsNumber<TYPE>(attribute, ids,\
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[&] (const std::size_t row, const auto value) { out[row] = value; },\
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[&] (const std::size_t) { return def; });\
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2016-06-07 21:07:44 +00:00
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}
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DECLARE(UInt8)
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DECLARE(UInt16)
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DECLARE(UInt32)
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DECLARE(UInt64)
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DECLARE(Int8)
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DECLARE(Int16)
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DECLARE(Int32)
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DECLARE(Int64)
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DECLARE(Float32)
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DECLARE(Float64)
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#undef DECLARE
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void HashedDictionary::getString(
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2017-04-01 07:20:54 +00:00
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const std::string & attribute_name, const PaddedPODArray<Key> & ids, const String & def,
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ColumnString * const out) const
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2016-06-07 21:07:44 +00:00
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{
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2017-04-01 07:20:54 +00:00
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const auto & attribute = getAttribute(attribute_name);
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if (!isAttributeTypeConvertibleTo(attribute.type, AttributeUnderlyingType::String))
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throw Exception{
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name + ": type mismatch: attribute " + attribute_name + " has type " + toString(attribute.type),
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ErrorCodes::TYPE_MISMATCH};
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getItemsImpl<StringRef, StringRef>(attribute, ids,
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[&] (const std::size_t row, const StringRef value) { out->insertData(value.data, value.size); },
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[&] (const std::size_t) { return StringRef{def}; });
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2016-06-07 21:07:44 +00:00
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}
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2016-08-07 09:09:18 +00:00
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void HashedDictionary::has(const PaddedPODArray<Key> & ids, PaddedPODArray<UInt8> & out) const
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2016-06-07 21:07:44 +00:00
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{
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const auto & attribute = attributes.front();
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switch (attribute.type)
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{
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case AttributeUnderlyingType::UInt8: has<UInt8>(attribute, ids, out); break;
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case AttributeUnderlyingType::UInt16: has<UInt16>(attribute, ids, out); break;
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case AttributeUnderlyingType::UInt32: has<UInt32>(attribute, ids, out); break;
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case AttributeUnderlyingType::UInt64: has<UInt64>(attribute, ids, out); break;
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case AttributeUnderlyingType::Int8: has<Int8>(attribute, ids, out); break;
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case AttributeUnderlyingType::Int16: has<Int16>(attribute, ids, out); break;
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case AttributeUnderlyingType::Int32: has<Int32>(attribute, ids, out); break;
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case AttributeUnderlyingType::Int64: has<Int64>(attribute, ids, out); break;
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case AttributeUnderlyingType::Float32: has<Float32>(attribute, ids, out); break;
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case AttributeUnderlyingType::Float64: has<Float64>(attribute, ids, out); break;
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case AttributeUnderlyingType::String: has<StringRef>(attribute, ids, out); break;
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}
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2016-06-07 21:07:44 +00:00
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}
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void HashedDictionary::createAttributes()
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{
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2017-04-01 07:20:54 +00:00
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const auto size = dict_struct.attributes.size();
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attributes.reserve(size);
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for (const auto & attribute : dict_struct.attributes)
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{
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attribute_index_by_name.emplace(attribute.name, attributes.size());
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attributes.push_back(createAttributeWithType(attribute.underlying_type, attribute.null_value));
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if (attribute.hierarchical)
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{
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hierarchical_attribute = &attributes.back();
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if (hierarchical_attribute->type != AttributeUnderlyingType::UInt64)
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throw Exception{
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name + ": hierarchical attribute must be UInt64.",
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ErrorCodes::TYPE_MISMATCH};
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}
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}
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2016-06-07 21:07:44 +00:00
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}
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void HashedDictionary::loadData()
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{
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2017-04-01 07:20:54 +00:00
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auto stream = source_ptr->loadAll();
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stream->readPrefix();
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2016-06-07 21:07:44 +00:00
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2017-04-01 07:20:54 +00:00
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while (const auto block = stream->read())
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{
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const auto & id_column = *block.safeGetByPosition(0).column;
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2016-06-07 21:07:44 +00:00
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2017-04-01 07:20:54 +00:00
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element_count += id_column.size();
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2016-06-07 21:07:44 +00:00
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2017-04-01 07:20:54 +00:00
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for (const auto attribute_idx : ext::range(0, attributes.size()))
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{
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const auto & attribute_column = *block.safeGetByPosition(attribute_idx + 1).column;
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auto & attribute = attributes[attribute_idx];
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2016-06-07 21:07:44 +00:00
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2017-04-01 07:20:54 +00:00
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for (const auto row_idx : ext::range(0, id_column.size()))
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setAttributeValue(attribute, id_column[row_idx].get<UInt64>(), attribute_column[row_idx]);
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}
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|
|
}
|
2016-06-07 21:07:44 +00:00
|
|
|
|
2017-04-01 07:20:54 +00:00
|
|
|
stream->readSuffix();
|
2016-06-07 21:07:44 +00:00
|
|
|
|
2017-04-01 07:20:54 +00:00
|
|
|
if (require_nonempty && 0 == element_count)
|
|
|
|
throw Exception{
|
|
|
|
name + ": dictionary source is empty and 'require_nonempty' property is set.",
|
|
|
|
ErrorCodes::DICTIONARY_IS_EMPTY};
|
2016-06-07 21:07:44 +00:00
|
|
|
}
|
|
|
|
|
|
|
|
template <typename T>
|
2016-08-07 09:09:18 +00:00
|
|
|
void HashedDictionary::addAttributeSize(const Attribute & attribute)
|
2016-06-07 21:07:44 +00:00
|
|
|
{
|
2017-04-01 07:20:54 +00:00
|
|
|
const auto & map_ref = std::get<CollectionPtrType<T>>(attribute.maps);
|
|
|
|
bytes_allocated += sizeof(CollectionType<T>) + map_ref->getBufferSizeInBytes();
|
|
|
|
bucket_count = map_ref->getBufferSizeInCells();
|
2016-06-07 21:07:44 +00:00
|
|
|
}
|
|
|
|
|
|
|
|
void HashedDictionary::calculateBytesAllocated()
|
|
|
|
{
|
2017-04-01 07:20:54 +00:00
|
|
|
bytes_allocated += attributes.size() * sizeof(attributes.front());
|
|
|
|
|
|
|
|
for (const auto & attribute : attributes)
|
|
|
|
{
|
|
|
|
switch (attribute.type)
|
|
|
|
{
|
|
|
|
case AttributeUnderlyingType::UInt8: addAttributeSize<UInt8>(attribute); break;
|
|
|
|
case AttributeUnderlyingType::UInt16: addAttributeSize<UInt16>(attribute); break;
|
|
|
|
case AttributeUnderlyingType::UInt32: addAttributeSize<UInt32>(attribute); break;
|
|
|
|
case AttributeUnderlyingType::UInt64: addAttributeSize<UInt64>(attribute); break;
|
|
|
|
case AttributeUnderlyingType::Int8: addAttributeSize<Int8>(attribute); break;
|
|
|
|
case AttributeUnderlyingType::Int16: addAttributeSize<Int16>(attribute); break;
|
|
|
|
case AttributeUnderlyingType::Int32: addAttributeSize<Int32>(attribute); break;
|
|
|
|
case AttributeUnderlyingType::Int64: addAttributeSize<Int64>(attribute); break;
|
|
|
|
case AttributeUnderlyingType::Float32: addAttributeSize<Float32>(attribute); break;
|
|
|
|
case AttributeUnderlyingType::Float64: addAttributeSize<Float64>(attribute); break;
|
|
|
|
case AttributeUnderlyingType::String:
|
|
|
|
{
|
|
|
|
addAttributeSize<StringRef>(attribute);
|
|
|
|
bytes_allocated += sizeof(Arena) + attribute.string_arena->size();
|
|
|
|
|
|
|
|
break;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
}
|
2016-06-07 21:07:44 +00:00
|
|
|
}
|
|
|
|
|
|
|
|
template <typename T>
|
2016-08-07 09:09:18 +00:00
|
|
|
void HashedDictionary::createAttributeImpl(Attribute & attribute, const Field & null_value)
|
2016-06-07 21:07:44 +00:00
|
|
|
{
|
2017-04-01 07:20:54 +00:00
|
|
|
std::get<T>(attribute.null_values) = null_value.get<typename NearestFieldType<T>::Type>();
|
|
|
|
std::get<CollectionPtrType<T>>(attribute.maps) = std::make_unique<CollectionType<T>>();
|
2016-06-07 21:07:44 +00:00
|
|
|
}
|
|
|
|
|
2016-08-07 09:09:18 +00:00
|
|
|
HashedDictionary::Attribute HashedDictionary::createAttributeWithType(const AttributeUnderlyingType type, const Field & null_value)
|
2016-06-07 21:07:44 +00:00
|
|
|
{
|
2017-04-01 07:20:54 +00:00
|
|
|
Attribute attr{type};
|
|
|
|
|
|
|
|
switch (type)
|
|
|
|
{
|
|
|
|
case AttributeUnderlyingType::UInt8: createAttributeImpl<UInt8>(attr, null_value); break;
|
|
|
|
case AttributeUnderlyingType::UInt16: createAttributeImpl<UInt16>(attr, null_value); break;
|
|
|
|
case AttributeUnderlyingType::UInt32: createAttributeImpl<UInt32>(attr, null_value); break;
|
|
|
|
case AttributeUnderlyingType::UInt64: createAttributeImpl<UInt64>(attr, null_value); break;
|
|
|
|
case AttributeUnderlyingType::Int8: createAttributeImpl<Int8>(attr, null_value); break;
|
|
|
|
case AttributeUnderlyingType::Int16: createAttributeImpl<Int16>(attr, null_value); break;
|
|
|
|
case AttributeUnderlyingType::Int32: createAttributeImpl<Int32>(attr, null_value); break;
|
|
|
|
case AttributeUnderlyingType::Int64: createAttributeImpl<Int64>(attr, null_value); break;
|
|
|
|
case AttributeUnderlyingType::Float32: createAttributeImpl<Float32>(attr, null_value); break;
|
|
|
|
case AttributeUnderlyingType::Float64: createAttributeImpl<Float64>(attr, null_value); break;
|
|
|
|
case AttributeUnderlyingType::String:
|
|
|
|
{
|
|
|
|
std::get<String>(attr.null_values) = null_value.get<String>();
|
|
|
|
std::get<CollectionPtrType<StringRef>>(attr.maps) = std::make_unique<CollectionType<StringRef>>();
|
|
|
|
attr.string_arena = std::make_unique<Arena>();
|
|
|
|
break;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
return attr;
|
2016-06-07 21:07:44 +00:00
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
template <typename OutputType, typename ValueSetter, typename DefaultGetter>
|
|
|
|
void HashedDictionary::getItemsNumber(
|
2017-04-01 07:20:54 +00:00
|
|
|
const Attribute & attribute,
|
|
|
|
const PaddedPODArray<Key> & ids,
|
|
|
|
ValueSetter && set_value,
|
|
|
|
DefaultGetter && get_default) const
|
2016-06-07 21:07:44 +00:00
|
|
|
{
|
2017-04-01 07:20:54 +00:00
|
|
|
if (false) {}
|
2016-06-07 21:07:44 +00:00
|
|
|
#define DISPATCH(TYPE) \
|
2017-04-01 07:20:54 +00:00
|
|
|
else if (attribute.type == AttributeUnderlyingType::TYPE) \
|
|
|
|
getItemsImpl<TYPE, OutputType>(attribute, ids, std::forward<ValueSetter>(set_value), std::forward<DefaultGetter>(get_default));
|
|
|
|
DISPATCH(UInt8)
|
|
|
|
DISPATCH(UInt16)
|
|
|
|
DISPATCH(UInt32)
|
|
|
|
DISPATCH(UInt64)
|
|
|
|
DISPATCH(Int8)
|
|
|
|
DISPATCH(Int16)
|
|
|
|
DISPATCH(Int32)
|
|
|
|
DISPATCH(Int64)
|
|
|
|
DISPATCH(Float32)
|
|
|
|
DISPATCH(Float64)
|
2016-06-07 21:07:44 +00:00
|
|
|
#undef DISPATCH
|
2017-04-01 07:20:54 +00:00
|
|
|
else
|
|
|
|
throw Exception("Unexpected type of attribute: " + toString(attribute.type), ErrorCodes::LOGICAL_ERROR);
|
2016-06-07 21:07:44 +00:00
|
|
|
}
|
|
|
|
|
|
|
|
template <typename AttributeType, typename OutputType, typename ValueSetter, typename DefaultGetter>
|
|
|
|
void HashedDictionary::getItemsImpl(
|
2017-04-01 07:20:54 +00:00
|
|
|
const Attribute & attribute,
|
|
|
|
const PaddedPODArray<Key> & ids,
|
|
|
|
ValueSetter && set_value,
|
|
|
|
DefaultGetter && get_default) const
|
2016-06-07 21:07:44 +00:00
|
|
|
{
|
2017-04-01 07:20:54 +00:00
|
|
|
const auto & attr = *std::get<CollectionPtrType<AttributeType>>(attribute.maps);
|
|
|
|
const auto rows = ext::size(ids);
|
2016-06-07 21:07:44 +00:00
|
|
|
|
2017-04-01 07:20:54 +00:00
|
|
|
for (const auto i : ext::range(0, rows))
|
|
|
|
{
|
|
|
|
const auto it = attr.find(ids[i]);
|
|
|
|
set_value(i, it != attr.end() ? it->second : get_default(i));
|
|
|
|
}
|
2016-06-07 21:07:44 +00:00
|
|
|
|
2017-04-01 07:20:54 +00:00
|
|
|
query_count.fetch_add(rows, std::memory_order_relaxed);
|
2016-06-07 21:07:44 +00:00
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
template <typename T>
|
2016-08-07 09:09:18 +00:00
|
|
|
void HashedDictionary::setAttributeValueImpl(Attribute & attribute, const Key id, const T value)
|
2016-06-07 21:07:44 +00:00
|
|
|
{
|
2017-04-01 07:20:54 +00:00
|
|
|
auto & map = *std::get<CollectionPtrType<T>>(attribute.maps);
|
|
|
|
map.insert({ id, value });
|
2016-06-07 21:07:44 +00:00
|
|
|
}
|
|
|
|
|
2016-08-07 09:09:18 +00:00
|
|
|
void HashedDictionary::setAttributeValue(Attribute & attribute, const Key id, const Field & value)
|
2016-06-07 21:07:44 +00:00
|
|
|
{
|
2017-04-01 07:20:54 +00:00
|
|
|
switch (attribute.type)
|
|
|
|
{
|
|
|
|
case AttributeUnderlyingType::UInt8: setAttributeValueImpl<UInt8>(attribute, id, value.get<UInt64>()); break;
|
|
|
|
case AttributeUnderlyingType::UInt16: setAttributeValueImpl<UInt16>(attribute, id, value.get<UInt64>()); break;
|
|
|
|
case AttributeUnderlyingType::UInt32: setAttributeValueImpl<UInt32>(attribute, id, value.get<UInt64>()); break;
|
|
|
|
case AttributeUnderlyingType::UInt64: setAttributeValueImpl<UInt64>(attribute, id, value.get<UInt64>()); break;
|
|
|
|
case AttributeUnderlyingType::Int8: setAttributeValueImpl<Int8>(attribute, id, value.get<Int64>()); break;
|
|
|
|
case AttributeUnderlyingType::Int16: setAttributeValueImpl<Int16>(attribute, id, value.get<Int64>()); break;
|
|
|
|
case AttributeUnderlyingType::Int32: setAttributeValueImpl<Int32>(attribute, id, value.get<Int64>()); break;
|
|
|
|
case AttributeUnderlyingType::Int64: setAttributeValueImpl<Int64>(attribute, id, value.get<Int64>()); break;
|
|
|
|
case AttributeUnderlyingType::Float32: setAttributeValueImpl<Float32>(attribute, id, value.get<Float64>()); break;
|
|
|
|
case AttributeUnderlyingType::Float64: setAttributeValueImpl<Float64>(attribute, id, value.get<Float64>()); break;
|
|
|
|
case AttributeUnderlyingType::String:
|
|
|
|
{
|
|
|
|
auto & map = *std::get<CollectionPtrType<StringRef>>(attribute.maps);
|
|
|
|
const auto & string = value.get<String>();
|
|
|
|
const auto string_in_arena = attribute.string_arena->insert(string.data(), string.size());
|
|
|
|
map.insert({ id, StringRef{string_in_arena, string.size()} });
|
|
|
|
break;
|
|
|
|
}
|
|
|
|
}
|
2016-06-07 21:07:44 +00:00
|
|
|
}
|
|
|
|
|
2016-08-07 09:09:18 +00:00
|
|
|
const HashedDictionary::Attribute & HashedDictionary::getAttribute(const std::string & attribute_name) const
|
2016-06-07 21:07:44 +00:00
|
|
|
{
|
2017-04-01 07:20:54 +00:00
|
|
|
const auto it = attribute_index_by_name.find(attribute_name);
|
|
|
|
if (it == std::end(attribute_index_by_name))
|
|
|
|
throw Exception{
|
|
|
|
name + ": no such attribute '" + attribute_name + "'",
|
|
|
|
ErrorCodes::BAD_ARGUMENTS};
|
2016-06-07 21:07:44 +00:00
|
|
|
|
2017-04-01 07:20:54 +00:00
|
|
|
return attributes[it->second];
|
2016-06-07 21:07:44 +00:00
|
|
|
}
|
|
|
|
|
|
|
|
template <typename T>
|
2016-08-07 09:09:18 +00:00
|
|
|
void HashedDictionary::has(const Attribute & attribute, const PaddedPODArray<Key> & ids, PaddedPODArray<UInt8> & out) const
|
2016-06-07 21:07:44 +00:00
|
|
|
{
|
2017-04-01 07:20:54 +00:00
|
|
|
const auto & attr = *std::get<CollectionPtrType<T>>(attribute.maps);
|
|
|
|
const auto rows = ext::size(ids);
|
2016-06-07 21:07:44 +00:00
|
|
|
|
2017-04-01 07:20:54 +00:00
|
|
|
for (const auto i : ext::range(0, rows))
|
|
|
|
out[i] = attr.find(ids[i]) != std::end(attr);
|
2016-06-07 21:07:44 +00:00
|
|
|
|
2017-04-01 07:20:54 +00:00
|
|
|
query_count.fetch_add(rows, std::memory_order_relaxed);
|
2016-06-07 21:07:44 +00:00
|
|
|
}
|
|
|
|
|
2017-04-28 18:33:31 +00:00
|
|
|
template <typename T>
|
|
|
|
PaddedPODArray<HashedDictionary::Key> HashedDictionary::getIds(const Attribute & attribute) const
|
|
|
|
{
|
|
|
|
const HashMap<UInt64, T> & attr = *std::get<CollectionPtrType<T>>(attribute.maps);
|
|
|
|
|
|
|
|
PaddedPODArray<Key> ids;
|
2017-05-04 18:14:23 +00:00
|
|
|
for (const auto & value : attr) {
|
2017-04-28 18:33:31 +00:00
|
|
|
ids.push_back(value.first);
|
|
|
|
}
|
|
|
|
return ids;
|
|
|
|
}
|
|
|
|
|
|
|
|
PaddedPODArray<HashedDictionary::Key> HashedDictionary::getIds() const
|
|
|
|
{
|
|
|
|
const auto & attribute = attributes.front();
|
|
|
|
|
|
|
|
switch (attribute.type)
|
|
|
|
{
|
|
|
|
case AttributeUnderlyingType::UInt8: return getIds<UInt8>(attribute); break;
|
|
|
|
case AttributeUnderlyingType::UInt16: return getIds<UInt16>(attribute); break;
|
|
|
|
case AttributeUnderlyingType::UInt32: return getIds<UInt32>(attribute); break;
|
|
|
|
case AttributeUnderlyingType::UInt64: return getIds<UInt64>(attribute); break;
|
|
|
|
case AttributeUnderlyingType::Int8: return getIds<Int8>(attribute); break;
|
|
|
|
case AttributeUnderlyingType::Int16: return getIds<Int16>(attribute); break;
|
|
|
|
case AttributeUnderlyingType::Int32: return getIds<Int32>(attribute); break;
|
|
|
|
case AttributeUnderlyingType::Int64: return getIds<Int64>(attribute); break;
|
|
|
|
case AttributeUnderlyingType::Float32: return getIds<Float32>(attribute); break;
|
|
|
|
case AttributeUnderlyingType::Float64: return getIds<Float64>(attribute); break;
|
|
|
|
case AttributeUnderlyingType::String: return getIds<StringRef>(attribute); break;
|
|
|
|
}
|
|
|
|
return PaddedPODArray<Key>();
|
|
|
|
}
|
|
|
|
|
2017-05-04 18:14:23 +00:00
|
|
|
BlockInputStreamPtr HashedDictionary::getBlockInputStream(const Names & column_names) const
|
2017-04-28 18:33:31 +00:00
|
|
|
{
|
2017-05-04 18:14:23 +00:00
|
|
|
using BlockInputStreamType = DictionaryBlockInputStream<HashedDictionary, Key>;
|
2017-05-26 16:08:56 +00:00
|
|
|
auto block_input_stream = std::make_unique<BlockInputStreamType>(shared_from_this(), 2, getIds(), column_names);
|
2017-04-28 18:33:31 +00:00
|
|
|
return BlockInputStreamPtr(std::move(block_input_stream));
|
|
|
|
}
|
|
|
|
|
2016-06-07 21:07:44 +00:00
|
|
|
}
|