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add missing comments

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This commit is contained in:
CurtizJ 2019-08-01 15:00:35 +03:00
parent f224269d41
commit c30bdecf6d
2 changed files with 5 additions and 0 deletions
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2
dbms/src/Storages/MergeTree/ReplicatedMergeTreeLogEntry.h
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@ -77,6 +77,8 @@ struct ReplicatedMergeTreeLogEntryData
bool deduplicate = false; /// Do deduplicate on merge
String column_name;
/// Force filter by TTL in 'OPTIMIZE ... FINAL' query to remove expired values from old parts
/// without TTL infos or with outdated TTL infos, e.g. after 'ALTER ... MODIFY TTL' query.
bool force_ttl = false;
/// For DROP_RANGE, true means that the parts need not be deleted, but moved to the `detached` directory.

3
dbms/src/Storages/StorageMergeTree.cpp
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@ -590,7 +590,10 @@ bool StorageMergeTree::merge(
try
{
/// Force filter by TTL in 'OPTIMIZE ... FINAL' query to remove expired values from old parts
/// without TTL infos or with outdated TTL infos, e.g. after 'ALTER ... MODIFY TTL' query.
bool force_ttl = (final && (hasTableTTL() || hasAnyColumnTTL()));
new_part = merger_mutator.mergePartsToTemporaryPart(
future_part, *merge_entry, time(nullptr),
merging_tagger->reserved_space.get(), deduplicate, force_ttl);