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materialize ttl recalculate only (optional)
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6f42ec6b9b
commit
bd3d9a4518
@ -429,7 +429,6 @@ class IColumn;
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M(Bool, allow_nondeterministic_mutations, false, "Allow non-deterministic functions in ALTER UPDATE/ALTER DELETE statements", 0) \
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M(Seconds, lock_acquire_timeout, DBMS_DEFAULT_LOCK_ACQUIRE_TIMEOUT_SEC, "How long locking request should wait before failing", 0) \
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M(Bool, materialize_ttl_after_modify, true, "Apply TTL for old data, after ALTER MODIFY TTL query", 0) \
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M(Bool, materialize_ttl_recalculate_only, false, "only recalculate ttl info when MATERIALIZE TTL", 0) \
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M(String, function_implementation, "", "Choose function implementation for specific target or variant (experimental). If empty enable all of them.", 0) \
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M(Bool, allow_experimental_geo_types, false, "Allow geo data types such as Point, Ring, Polygon, MultiPolygon", 0) \
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M(Bool, data_type_default_nullable, false, "Data types without NULL or NOT NULL will make Nullable", 0) \
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@ -303,6 +303,15 @@ static NameSet getKeyColumns(const StoragePtr & storage, const StorageMetadataPt
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return key_columns;
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}
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static bool materializeTTLRecalculateOnly(const StoragePtr & storage)
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{
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auto storage_from_merge_tree_data_part = std::dynamic_pointer_cast<StorageFromMergeTreeDataPart>(storage);
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if (!storage_from_merge_tree_data_part)
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return false;
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return storage_from_merge_tree_data_part->materializeTTLRecalculateOnly();
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}
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static void validateUpdateColumns(
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const StoragePtr & storage,
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const StorageMetadataPtr & metadata_snapshot, const NameSet & updated_columns,
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@ -394,7 +403,7 @@ ASTPtr MutationsInterpreter::prepare(bool dry_run)
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NamesAndTypesList all_columns = columns_desc.getAllPhysical();
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NameSet updated_columns;
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bool materialize_ttl_recalculate_only = context->getSettingsRef().materialize_ttl_recalculate_only;
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bool materialize_ttl_recalculate_only = materializeTTLRecalculateOnly(storage);
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for (const MutationCommand & command : commands)
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{
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if (command.type == MutationCommand::Type::UPDATE
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@ -117,6 +117,7 @@ struct Settings;
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M(Int64, merge_with_ttl_timeout, 3600 * 4, "Minimal time in seconds, when merge with delete TTL can be repeated.", 0) \
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M(Int64, merge_with_recompression_ttl_timeout, 3600 * 4, "Minimal time in seconds, when merge with recompression TTL can be repeated.", 0) \
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M(Bool, ttl_only_drop_parts, false, "Only drop altogether the expired parts and not partially prune them.", 0) \
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M(Bool, materialize_ttl_recalculate_only, false, "Only recalculate ttl info when MATERIALIZE TTL", 0) \
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M(Bool, write_final_mark, 1, "Write final mark after end of column (0 - disabled, do nothing if index_granularity_bytes=0)", 0) \
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M(Bool, enable_mixed_granularity_parts, 1, "Enable parts with adaptive and non adaptive granularity", 0) \
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M(MaxThreads, max_part_loading_threads, 0, "The number of threads to load data parts at startup.", 0) \
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@ -72,6 +72,11 @@ public:
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return parts.front()->storage.getPartitionIDFromQuery(ast, context);
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}
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bool materializeTTLRecalculateOnly() const
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{
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return parts.front()->storage.getSettings()->materialize_ttl_recalculate_only;
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}
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protected:
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StorageFromMergeTreeDataPart(const MergeTreeData::DataPartPtr & part_)
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: IStorage(getIDFromPart(part_))
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@ -13,7 +13,7 @@
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2 b
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3 c
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4 d
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2100-01-01 00:00:00
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2000-01-01 00:00:00 2100-01-01 00:00:00
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1 a
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3 c
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=============
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@ -43,7 +43,7 @@
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2 b
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3 c
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4 d
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2100-01-01 00:00:00
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2000-01-01 00:00:00 2100-01-01 00:00:00
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1 a
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2 b
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4 d
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@ -1,10 +1,9 @@
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set mutations_sync = 2;
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set materialize_ttl_recalculate_only = true;
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drop table if exists ttl;
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create table ttl (d Date, a Int) engine = MergeTree order by a partition by toDayOfMonth(d)
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SETTINGS max_number_of_merges_with_ttl_in_pool=0;
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SETTINGS max_number_of_merges_with_ttl_in_pool=0,materialize_ttl_recalculate_only=true;
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insert into ttl values (toDateTime('2000-10-10 00:00:00'), 1);
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insert into ttl values (toDateTime('2000-10-10 00:00:00'), 2);
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@ -22,13 +21,13 @@ select '=============';
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drop table if exists ttl;
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create table ttl (i Int, s String) engine = MergeTree order by i
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SETTINGS max_number_of_merges_with_ttl_in_pool=0;
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SETTINGS max_number_of_merges_with_ttl_in_pool=0,materialize_ttl_recalculate_only=true;
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insert into ttl values (1, 'a') (2, 'b') (3, 'c') (4, 'd');
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alter table ttl modify ttl i % 2 = 0 ? today() - 10 : toDate('2100-01-01');
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alter table ttl modify ttl i % 2 = 0 ? toDate('2000-01-01') : toDate('2100-01-01');
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select * from ttl order by i;
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select delete_ttl_info_max from system.parts where table = 'ttl' and active > 0;
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select delete_ttl_info_min, delete_ttl_info_max from system.parts where table = 'ttl' and active > 0;
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optimize table ttl final;
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select * from ttl order by i;
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select '=============';
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@ -43,7 +42,7 @@ select '=============';
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drop table if exists ttl;
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create table ttl (i Int, s String) engine = MergeTree order by i
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SETTINGS max_number_of_merges_with_ttl_in_pool=0;
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SETTINGS max_number_of_merges_with_ttl_in_pool=0,materialize_ttl_recalculate_only=true;
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insert into ttl values (1, 'a') (2, 'b') (3, 'c') (4, 'd');
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@ -62,13 +61,13 @@ select '=============';
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drop table if exists ttl;
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create table ttl (d Date, i Int, s String) engine = MergeTree order by i
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SETTINGS max_number_of_merges_with_ttl_in_pool=0;
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SETTINGS max_number_of_merges_with_ttl_in_pool=0,materialize_ttl_recalculate_only=true;
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insert into ttl values (toDate('2000-01-02'), 1, 'a') (toDate('2000-01-03'), 2, 'b') (toDate('2080-01-01'), 3, 'c') (toDate('2080-01-03'), 4, 'd');
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alter table ttl modify ttl i % 3 = 0 ? today() - 10 : toDate('2100-01-01');
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alter table ttl modify ttl i % 3 = 0 ? toDate('2000-01-01') : toDate('2100-01-01');
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select i, s from ttl order by i;
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select delete_ttl_info_max from system.parts where table = 'ttl' and active > 0;
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select delete_ttl_info_min, delete_ttl_info_max from system.parts where table = 'ttl' and active > 0;
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optimize table ttl final;
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select i, s from ttl order by i;
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select '=============';
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@ -82,7 +81,7 @@ select '=============';
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drop table if exists ttl;
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create table ttl (i Int, s String, t String) engine = MergeTree order by i
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SETTINGS max_number_of_merges_with_ttl_in_pool=0;
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SETTINGS max_number_of_merges_with_ttl_in_pool=0,materialize_ttl_recalculate_only=true;
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insert into ttl values (1, 'a', 'aa') (2, 'b', 'bb') (3, 'c', 'cc') (4, 'd', 'dd');
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@ -100,7 +99,7 @@ drop table if exists ttl;
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-- Nothing changed, don't run mutation
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create table ttl (i Int, s String ttl toDate('2000-01-02')) engine = MergeTree order by i
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SETTINGS max_number_of_merges_with_ttl_in_pool=0;
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SETTINGS max_number_of_merges_with_ttl_in_pool=0,materialize_ttl_recalculate_only=true;
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alter table ttl modify column s String ttl toDate('2000-01-02');
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select count() from system.mutations where table = 'ttl' and is_done;
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