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This commit is contained in:
Alexey Milovidov 2012-09-22 07:30:40 +00:00
parent c7a4df24be
commit f77216b3de
2 changed files with 8 additions and 11 deletions
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1
dbms/include/DB/Functions/FunctionsStringArray.h
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@ -17,6 +17,7 @@ namespace DB
* join(sep, arr)
* join(arr)
* alphaTokens(s) - выделить из строки подпоследовательности [a-zA-Z]+.
* extractAll(regexp, s) - выделить из строки подпоследовательности, соответствующие регекспу.
*
* Функции работы с URL расположены отдельно.
*/

16
dbms/src/Storages/StorageMergeTree.cpp
View File

@ -236,10 +236,8 @@ private:
type_arr->serializeOffsets(column, compressed,
boost::bind(&MergeTreeBlockOutputStream::writeCallback, this,
boost::ref(prev_mark), boost::ref(plain), boost::ref(compressed), boost::ref(marks)));
writeData(path, name, *type_arr->getNestedType(), dynamic_cast<const ColumnArray &>(column).getData(), level + 1);
}
else
{
WriteBufferFromFile plain(path + escaped_column_name + ".bin", DBMS_DEFAULT_BUFFER_SIZE, flags);
WriteBufferFromFile marks(path + escaped_column_name + ".mrk", 4096, flags);
@ -402,10 +400,8 @@ private:
type_arr->serializeOffsets(column, stream.compressed,
boost::bind(&MergedBlockOutputStream::writeCallback, this,
boost::ref(prev_mark), boost::ref(stream.plain), boost::ref(stream.compressed), boost::ref(stream.marks)));
writeData(name, *type_arr->getNestedType(), dynamic_cast<const ColumnArray &>(column).getData(), level + 1);
}
else
{
ColumnStream & stream = *column_streams[name];
@ -550,8 +546,8 @@ public:
{
/// Читаем PK, и на основе primary_prefix, primary_range определим mark_number и rows_limit.
size_t min_mark_number = 0;
size_t max_mark_number = 0;
ssize_t min_mark_number = -1;
ssize_t max_mark_number = -1;
String index_path = path + "primary.idx";
ReadBufferFromFile index(index_path, std::min(static_cast<size_t>(DBMS_DEFAULT_BUFFER_SIZE), Poco::File(index_path).getSize()));
@ -591,8 +587,8 @@ public:
}
}
mark_number = min_mark_number;
rows_limit = (max_mark_number - min_mark_number + 1) * storage.index_granularity;
mark_number = min_mark_number == -1 ? 0 : min_mark_number;
rows_limit = max_mark_number == -1 ? std::numeric_limits<size_t>::max() : ((max_mark_number - min_mark_number + 1) * storage.index_granularity);
std::cerr << mark_number << ", " << rows_limit << std::endl;
}