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fix typo

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This commit is contained in:
Duc Canh Le 2022-11-07 18:22:50 +08:00
parent f7e65ebd72
commit bd2bd7149d
3 changed files with 7 additions and 7 deletions
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10
src/Storages/MergeTree/KeyCondition.cpp
View File

@ -61,7 +61,7 @@ String Range::toString() const
/// - (1) the pattern has a wildcard
/// - (2) the first wildcard is '%' and is only followed by nothing or other '%'
/// e.g. 'test%' or 'test%% has perfect prefix 'test', 'test%x', 'test%_' or 'test_' has no perfect prefix.
String extractFixedPrefixFromLikePattern(std::string_view like_pattern, bool require_perfect_prefix)
String extractFixedPrefixFromLikePattern(std::string_view like_pattern, bool requires_perfect_prefix)
{
String fixed_prefix;
fixed_prefix.reserve(like_pattern.size());
@ -74,7 +74,7 @@ String extractFixedPrefixFromLikePattern(std::string_view like_pattern, bool req
{
case '%':
case '_':
if (require_perfect_prefix)
if (requires_perfect_prefix)
{
bool is_prefect_prefix = std::all_of(pos, end, [](auto c) { return c == '%'; });
return is_prefect_prefix ? fixed_prefix : "";
@ -92,7 +92,7 @@ String extractFixedPrefixFromLikePattern(std::string_view like_pattern, bool req
++pos;
}
/// If we can reach this code, it means there was no wildcard found in the pattern, so it is not a perfect prefix
if (require_perfect_prefix)
if (requires_perfect_prefix)
return "";
return fixed_prefix;
}
@ -356,7 +356,7 @@ const KeyCondition::AtomMap KeyCondition::atom_map
if (value.getType() != Field::Types::String)
return false;
String prefix = extractFixedPrefixFromLikePattern(value.get<const String &>(), /*required_perfect_prefix*/ false);
String prefix = extractFixedPrefixFromLikePattern(value.get<const String &>(), /*requires_perfect_prefix*/ false);
if (prefix.empty())
return false;
@ -377,7 +377,7 @@ const KeyCondition::AtomMap KeyCondition::atom_map
if (value.getType() != Field::Types::String)
return false;
String prefix = extractFixedPrefixFromLikePattern(value.get<const String &>(), /*required_perfect_prefix*/ true);
String prefix = extractFixedPrefixFromLikePattern(value.get<const String &>(), /*requires_perfect_prefix*/ true);
if (prefix.empty())
return false;

2
src/Storages/MergeTree/KeyCondition.h
View File

@ -485,6 +485,6 @@ private:
bool strict;
};
String extractFixedPrefixFromLikePattern(std::string_view like_pattern, bool require_perfect_prefix);
String extractFixedPrefixFromLikePattern(std::string_view like_pattern, bool requires_perfect_prefix);
}

2
src/Storages/System/StorageSystemMergeTreeMetadataCache.cpp
View File

@ -116,7 +116,7 @@ void StorageSystemMergeTreeMetadataCache::fillData(MutableColumns & res_columns,
}
else
{
String target = extractFixedPrefixFromLikePattern(key, /*required_perfect_prefix*/ false);
String target = extractFixedPrefixFromLikePattern(key, /*requires_perfect_prefix*/ false);
if (target.empty())
throw Exception(
"SELECT from system.merge_tree_metadata_cache table must contain condition like key = 'key' or key LIKE 'prefix%' in WHERE clause.", ErrorCodes::BAD_ARGUMENTS);