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Removed zero-width spaces [#CLICKHOUSE-2].
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26788e3938
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@ -415,7 +415,7 @@ void MergeTreeDataPart::renameAddPrefix(bool to_detached, const String & prefix)
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if (to_detached)
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{
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/** If you need to unhook a part, and directory into which we want to rename it already exists,
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* we will rename to the directory with the name to which the suffix is added in the form of "_tryN".
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* we will rename to the directory with the name to which the suffix is added in the form of "_tryN".
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* This is done only in the case of `to_detached`, because it is assumed that in this case the exact name does not matter.
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* No more than 10 attempts are made so that there are not too many junk directories left.
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*/
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@ -65,7 +65,7 @@ MergeTreeDataSelectExecutor::MergeTreeDataSelectExecutor(MergeTreeData & data_)
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}
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/// Construct a block consisting only of possible values of virtual columns
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/// Construct a block consisting only of possible values of virtual columns
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static Block getBlockWithPartColumn(const MergeTreeData::DataPartsVector & parts)
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{
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Block res;
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@ -301,7 +301,7 @@ BlockInputStreams MergeTreeDataSelectExecutor::read(
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}
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}
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/** Which range of sampling key values do I need to read?
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/** Which range of sampling key values do I need to read?
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* First, in the whole range ("universe") we select the interval
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* of relative `relative_sample_size` size, offset from the beginning by `relative_sample_offset`.
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*
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@ -136,7 +136,7 @@ void ReplicatedMergeTreeQueue::updateTimesInZooKeeper(
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{
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/// Here there can be a race condition (with different remove at the same time).
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/// Consider it unimportant (for a short time, ZK will have a slightly different time value).
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/// We also read values of `min_unprocessed_insert_time`, `max_processed_insert_time` without synchronization.
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/// We also read values of `min_unprocessed_insert_time`, `max_processed_insert_time` without synchronization.
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zkutil::Ops ops;
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if (min_unprocessed_insert_time_changed)
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@ -550,7 +550,7 @@ StoragePtr StorageFactory::get(
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* (the query with `SAMPLE x` will select rows that have a lower value in this column than `x * UINT32_MAX`);
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* - an expression for sorting (either a scalar expression or a tuple from several);
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* - index_granularity;
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* - (for Collapsing) the name of Int8 column that contains `sign` type with the change of "visit" (taking values 1 and -1).
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* - (for Collapsing) the name of Int8 column that contains `sign` type with the change of "visit" (taking values 1 and -1).
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* For example: ENGINE = ReplicatedCollapsingMergeTree('/tables/mytable', 'rep02', EventDate, (CounterID, EventDate, intHash32(UniqID), VisitID), 8192, Sign).
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* - (for Summing, optional) a tuple of columns to be summed. If not specified, all numeric columns that are not included in the primary key are used.
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* - (for Replacing, optional) the column name of one of the UInt types, which stands for "version"
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@ -225,7 +225,7 @@ BlockInputStreams StorageMerge::read(
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return narrowBlockInputStreams(res, threads);
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}
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/// Construct a block consisting only of possible values of virtual columns
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/// Construct a block consisting only of possible values of virtual columns
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Block StorageMerge::getBlockWithVirtualColumns(const StorageListWithLocks & selected_tables) const
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{
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Block res;
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