Related to #44534
Datanode shall not use singleton fs after 2.6+. This patch make disk
file manager use filesystem passed by fileManagerContext instead of
errorous singleton one.
---------
Signed-off-by: Congqi Xia <congqi.xia@zilliz.com>
issue: https://github.com/milvus-io/milvus/issues/27467
>My plan is as follows.
>- [x] M1 Create collection with timestamptz field
>- [x] M2 Insert timestamptz field data
>- [x] M3 Retrieve timestamptz field data
>- [x] M4 Implement handoff
>- [x] M5 Implement compare operator
>- [x] M6 Implement extract operator
>- [x] M8 Support database/collection level default timezone
>- [x] M7 Support STL-SORT index for datatype timestamptz
---
The third PR of issue: https://github.com/milvus-io/milvus/issues/27467,
which completes M5, M6, M7, M8 described above.
## M8 Default Timezone
We will be able to use alter_collection() and alter_database() in a
future Python SDK release to modify the default timezone at the
collection or database level.
For insert requests, the timezone will be resolved using the following
order of precedence: String Literal-> Collection Default -> Database
Default.
For retrieval requests, the timezone will be resolved in this order:
Query Parameters -> Collection Default -> Database Default.
In both cases, the final fallback timezone is UTC.
## M5: Comparison Operators
We can now use the following expression format to filter on the
timestamptz field:
- `timestamptz_field [+/- INTERVAL 'interval_string'] {comparison_op}
ISO 'iso_string' `
- The interval_string follows the ISO 8601 duration format, for example:
P1Y2M3DT1H2M3S.
- The iso_string follows the ISO 8601 timestamp format, for example:
2025-01-03T00:00:00+08:00.
- Example expressions: "tsz + INTERVAL 'P0D' != ISO
'2025-01-03T00:00:00+08:00'" or "tsz != ISO
'2025-01-03T00:00:00+08:00'".
## M6: Extract
We will be able to extract sepecific time filed by kwargs in a future
Python SDK release.
The key is `time_fields`, and value should be one or more of "year,
month, day, hour, minute, second, microsecond", seperated by comma or
space. Then the result of each record would be an array of int64.
## M7: Indexing Support
Expressions without interval arithmetic can be accelerated using an
STL-SORT index. However, expressions that include interval arithmetic
cannot be indexed. This is because the result of an interval calculation
depends on the specific timestamp value. For example, adding one month
to a date in February results in a different number of added days than
adding one month to a date in March.
---
After this PR, the input / output type of timestamptz would be iso
string. Timestampz would be stored as timestamptz data, which is int64_t
finally.
> for more information, see https://en.wikipedia.org/wiki/ISO_8601
---------
Signed-off-by: xtx <xtianx@smail.nju.edu.cn>
issue: #44373
The current commit implements sparse filtering in query tasks using the
statistical information (Bloom filter/MinMax) of the Primary Key (PK).
The statistical information of the PK is bound to the segment during the
segment loading phase. A new filter has been added to the segment filter
to enable the sparse filtering functionality.
Signed-off-by: jiaqizho <jiaqi.zhou@zilliz.com>
issue: #42032#44212
- special case for warmup param and cell storage size for tiered index
- add a config to enable/disable storage usage tracking
---------
Signed-off-by: chasingegg <chao.gao@zilliz.com>
Remove redundant `VectorPlanNode` subclasses and simplify the visitor
pattern by consolidating to a single `VectorPlanNode`.
The previous design used distinct `VectorPlanNode` subclasses and a
templated `VectorVisitorImpl` for type-directed dispatch. However, the
template parameter was not functionally used to implement different
logic for each vector type, making the subclasses redundant for their
intended purpose.
This PR is created by Cursor Agent and manually moved from
https://github.com/zhengbuqian/milvus/pull/14.
Signed-off-by: zhengbuqian <zhengbuqian@gmail.com>
Co-authored-by: Cursor Agent <cursoragent@cursor.com>
Co-authored-by: buqian.zheng <buqian.zheng@zilliz.com>
issue: #44123
- support replicate message in wal of milvus.
- support CDC-replicate recovery from wal.
- fix some CDC replicator bugs
Signed-off-by: chyezh <chyezh@outlook.com>
When set mmap enabled in both collection properties and field
properties, load segment will fail.
See also: #44443
Signed-off-by: yangxuan <xuan.yang@zilliz.com>
issue: #44429
Fix the issue where dynamic modification of collection replica count
doesn't take effect due to incorrect parameter usage in load config
parsing.
Changes include:
- Replace DatabaseLevelReplicaNumber with CollectionLevelReplicaNumber
- Replace DatabaseLevelResourceGroups with CollectionLevelResourceGroups
- Update test cases to use correct collection-level constants
- Ensure dynamic replica changes are properly applied to collections
Signed-off-by: Wei Liu <wei.liu@zilliz.com>
issue: #44212
Implement search/query storage usage statistics in go side(result
reduce), only record storage usage in vector search C++ path. Need to be
implemented in query c++ path in next prs.
---------
Signed-off-by: chasingegg <chao.gao@zilliz.com>
Signed-off-by: marcelo.chen <marcelo.chen@zilliz.com>
Co-authored-by: marcelo.chen <marcelo.chen@zilliz.com>
issue: #44156
Enhance FlushAll functionality to support targeting specific collections
within databases instead of only database-level flushing.
Changes include:
- Add FlushAllTarget message in data_coord.proto for granular targeting
- Support collection-specific flush operations within databases
- Maintain backward compatibility with deprecated db_name field
This enhancement allows users to flush specific collections without
affecting other collections in the same database, providing more precise
control over data persistence operations.
Signed-off-by: Wei Liu <wei.liu@zilliz.com>
issue: #43858
Refactor the balance checker implementation to use priority queues for
managing collection balance operations, improving processing efficiency
and order control.
Changes include:
- Export priority queue interfaces (Item, BaseItem, PriorityQueue)
- Replace collection round-robin with priority-based queue system
- Add BalanceCheckCollectionMaxCount configuration parameter
- Optimize balance task generation with batch processing limits
- Refactor processBalanceQueue method for different strategies
- Enhance test coverage with comprehensive unit tests
The new priority queue system processes collections based on row count
or collection ID order, providing better control over balance operation
priorities and resource utilization.
---------
Signed-off-by: Wei Liu <wei.liu@zilliz.com>
relate: https://github.com/milvus-io/milvus/issues/41035
This PR adds support for a gRPC-based tokenizer.
- The protobuf definition was added in
[milvus-proto#445](https://github.com/milvus-io/milvus-proto/pull/445).
- Based on this, the corresponding Rust client code was generated and
added under `tantivi-binding`.
- The generated file is `milvus.proto.tokenizer.rs`.
I'm not very experienced with Rust, so there might be parts of the code
that could be improved.
I’d appreciate any suggestions or improvements.
---------
Signed-off-by: park.sanghee <park.sanghee@navercorp.com>
Related to #39173
According to the current design, datanode shall create fs from storage
config in request instead of using singleton fs. This PR upgrade
milvus-storage and make packed reader/writer compose new fs from storage
config.
---------
Signed-off-by: Congqi Xia <congqi.xia@zilliz.com>
issue: #43897
- add ddl messages proto and add some message utilities.
- support shard/exclusive resource-key-lock.
- add all ddl callbacks future into broadcast registry.
---------
Signed-off-by: chyezh <chyezh@outlook.com>
Related to #39173
backlog issue that memory size and log size shared same value. This
patch add `GetFileSize` api to get remote compressed binlog size as meta
log file size to calculate usage more accurate.
---------
Signed-off-by: Congqi Xia <congqi.xia@zilliz.com>
Related to #44257
This PR makes partition key & clustering candidates of system field
group and adds param item controlling the policy
---------
Signed-off-by: Congqi Xia <congqi.xia@zilliz.com>
