Related to #41726#41736
The load field list blocks the new field from being loaded.
`load_fields` shall work as hint after tiered storage support API to
specifiy this behavior.
Signed-off-by: Congqi Xia <congqi.xia@zilliz.com>
issue: https://github.com/milvus-io/milvus/issues/41435
this PR is based on https://github.com/milvus-io/milvus/pull/41436.
Improvements include:
- Lazy Load support for Storage v1
- Use Low/High watermark to control eviction
- Caching Layer related config changes
- Removed ChunkCache related configs and code in golang
- Add `PinAllCells` helper method to CacheSlot class
- Modified ValueAt, RawAt, PrimitiveRawAt to Bulk version, to reduce
caching layer overhead
- Removed some unclear templated bulk_subscript methods
- CachedSearchIterator to store PinWrapper when searching on
ChunkedColumn, and removed unused contrustor.
---------
Signed-off-by: Buqian Zheng <zhengbuqian@gmail.com>
issue: #38399
- add an adaptor type to adapt the streaming service client and
msgstream client to reuse the msgdispatcher.
Signed-off-by: chyezh <chyezh@outlook.com>
Related to #39718
This PR:
- Add reopen logic for growing & sealed segments
- Lazy reopen when schema version increases
- Add FinishLoad api for loading progress
---------
Signed-off-by: Congqi Xia <congqi.xia@zilliz.com>
related to: #40884#39552
Reduce log frequency by aggregating deletion logs for L0 segments:
- Add segment count statistics in rangeHitL0Deletions function
- Change individual segment logs to a single consolidated log entry
- Include total number of processed L0 segments in log output
This change significantly reduces log volume while maintaining essential
visibility into deletion operations.
Signed-off-by: Wei Liu <wei.liu@zilliz.com>
issue: #41048
Fixes issue introduced in PR #33522 where metric resets caused
incomplete data collection by monitoring systems.
Signed-off-by: Wei Liu <wei.liu@zilliz.com>
after the pr merged, we can support to insert, upsert, build index,
query, search in the added field.
can only do the above operates in added field after add field request
complete, which is a sync operate.
compact will be supported in the next pr.
#39718
---------
Signed-off-by: lixinguo <xinguo.li@zilliz.com>
Co-authored-by: lixinguo <xinguo.li@zilliz.com>
issue：#40207
related to https://github.com/milvus-io/milvus/pull/39552
- Correct comparison operator in UnRegister from > to >= to prevent
premature release of L0 segments with matching timestamps
- Add detailed logging for segment retention decisions during
unregistration
- Enhance error logging for buffer cleanup operations
- Add trace logs for segment registration/release lifecycle
- Include timestamp comparisons in debug logs for future troubleshooting
Signed-off-by: Wei Liu <wei.liu@zilliz.com>
Signed-off-by: Wei Liu <wei.liu@zilliz.com>
two point:
(1) reoder conjucts expr's subexpr, postpone heavy operations
sequence: int(column) -> index(column) -> string(column) -> light
conjuct
...... -> json(column) -> heavy conjuct -> two_column_compare
(2) support pre filter for expr execute, skip scan raw data that had
been skipped
because of preceding expr result.
#39869
Signed-off-by: luzhang <luzhang@zilliz.com>
Co-authored-by: luzhang <luzhang@zilliz.com>
See also #40558
Related to #35303 & #38066 as well
This PR:
- Add `BufferedForward` to limit memory usage forwarding stream delete
- Add `UseLoad` flag to determine `Delete` shall use `segment.Delete` or
`segment.LoadDelta`
- Fix delegator accidentally use always true candidate while load
streaming delta
---------
Signed-off-by: Congqi Xia <congqi.xia@zilliz.com>
issue: #40292
related to #39552
- Fix incorrect delete checkpoint usage in SyncDistribution
- Change checkpoint parameter from action.GetCheckpoint() to
action.GetDeleteCP() in SyncTargetVersion call
- This resolves the issue where delete buffer data was being cleaned
prematurely due to wrong checkpoint reference
Signed-off-by: Wei Liu <wei.liu@zilliz.com>
ref https://github.com/milvus-io/milvus/issues/40473
Collection is got without ref which means the collection could be
releases and the struct could be freed during the search which leads
schema inconsistency.
Signed-off-by: SpadeA <tangchenjie1210@gmail.com>
Introduce a batch subscription mechanism in msgdispatcher: the
msgdispatcher now includes a vchannel watch task queue, where all
vchannels in the queue will subscribe to the MQ only once and pull
messages from the oldest vchannel checkpoint to the latest.
issue: https://github.com/milvus-io/milvus/issues/39862
---------
Signed-off-by: bigsheeper <yihao.dai@zilliz.com>
issue: #39551
This PR remove querycoord's scheduling of l0 segments:
- only load l0 segment when watch channel
- only release l0 segment when release channel or sync data distribution
---------
Signed-off-by: Wei Liu <wei.liu@zilliz.com>
issue: https://github.com/milvus-io/milvus/issues/39818
This PR mimics Varchar data type, allows insert, search, query, delete,
full-text search and others.
Functionalities related to filter expressions are disabled temporarily.
Storage changes for Text data type will be in the following PRs.
Signed-off-by: Patrick Weizhi Xu <weizhi.xu@zilliz.com>
issue: #38399, #39892
- use mvcc timestamp of wal as guaranteets if wal and delegator is
located at same node.
- fix: ignore growing option is lost at hibridsearch
---------
Signed-off-by: chyezh <chyezh@outlook.com>
https://github.com/milvus-io/milvus/issues/35528
This PR adds json index support for json and dynamic fields. Now you can
only do unary query like 'a["b"] > 1' using this index. We will support
more filter type later.
basic usage:
```
collection.create_index("json_field", {"index_type": "INVERTED",
"params": {"json_cast_type": DataType.STRING, "json_path":
'json_field["a"]["b"]'}})
```
There are some limits to use this index:
1. If a record does not have the json path you specify, it will be
ignored and there will not be an error.
2. If a value of the json path fails to be cast to the type you specify,
it will be ignored and there will not be an error.
3. A specific json path can have only one json index.
4. If you try to create more than one json indexes for one json field,
sdk(pymilvus<=2.4.7) may return immediately because of internal
implementation. This will be fixed in a later version.
---------
Signed-off-by: sunby <sunbingyi1992@gmail.com>
Previous PR #39437 only print log and add index while load operation is
still executed. This PR return early when segment decides not to load PK
index.
Signed-off-by: Congqi Xia <congqi.xia@zilliz.com>
