issue: https://github.com/milvus-io/milvus/issues/35853
* BM25 Function now takes no params, k1, b should be passed via index
params
* support BM25 full text search when metric type is not present in
search request
* add more strict validation with functions at collection creation time
Signed-off-by: Buqian Zheng <zhengbuqian@gmail.com>
Related to #35303
This PR add a param item to support change l0 forward behavior from bf
filtering and forward to remote load.
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Signed-off-by: Congqi Xia <congqi.xia@zilliz.com>
issue: #33285
- using streaming service in insert/upsert/flush/delete/querynode
- fixup flusher bugs and refactor the flush operation
- enable streaming service for dml and ddl
- pass the e2e when enabling streaming service
- pass the integration tst when enabling streaming service
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Signed-off-by: chyezh <chyezh@outlook.com>
Signed-off-by: bigsheeper <yihao.dai@zilliz.com>
L0 segments now do not contain insert data and may cause confusion for
query hook optimizer if counted as sealed segment number.
This PR add segment level flag in segment entry and exclude L0 segments
while get readable segment snaphsot
Signed-off-by: Congqi Xia <congqi.xia@zilliz.com>
issue: #34500
cause the sort in `GetLevel0Deletions` will broken the corresponed order
between pks and tss, then the pks and tss will be sorted in
segment.Delete() interface.
This PR remove this uncessary and incorrect sort progress to avoid query
may return deleted records.
Signed-off-by: Wei Liu <wei.liu@zilliz.com>
related: #30376
fix: paritionIDs lost when no setting paritions
enhance: refine metrics for segment prune
Signed-off-by: MrPresent-Han <chun.han@zilliz.com>
related: #30376
1. support more complex expr
2. add more ut test for unrelated fields
Signed-off-by: MrPresent-Han <chun.han@gmail.com>
Co-authored-by: MrPresent-Han <chun.han@gmail.com>
query coord send load request to delegator, delegator load bf first,
then forward load request to qn worker. but when qn worker has no more
memory, it will return load failed immediatelly. then delegator roll
back the loaded bf. query coord wil retry the load request, and
delegator will load and roll back bf again and again.
this PR delay the loading bf step until load segment succeed in worker.
Signed-off-by: Wei Liu <wei.liu@zilliz.com>
issue: #32995
To speed up the construction and querying of Bloom filters, we chose a
blocked Bloom filter instead of a basic Bloom filter implementation.
WARN: This PR is compatible with old version bf impl, but if fall back
to old milvus version, it may causes bloom filter deserialize failed.
In single Bloom filter test cases with a capacity of 1,000,000 and a
false positive rate (FPR) of 0.001, the blocked Bloom filter is 5 times
faster than the basic Bloom filter in both querying and construction, at
the cost of a 30% increase in memory usage.
- Block BF construct time {"time": "54.128131ms"}
- Block BF size {"size": 3021578}
- Block BF Test cost {"time": "55.407352ms"}
- Basic BF construct time {"time": "210.262183ms"}
- Basic BF size {"size": 2396308}
- Basic BF Test cost {"time": "192.596229ms"}
In multi Bloom filter test cases with a capacity of 100,000, an FPR of
0.001, and 100 Bloom filters, we reuse the primary key locations for all
Bloom filters to avoid repeated hash computations. As a result, the
blocked Bloom filter is also 5 times faster than the basic Bloom filter
in querying.
- Block BF TestLocation cost {"time": "529.97183ms"}
- Basic BF TestLocation cost {"time": "3.197430181s"}
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Signed-off-by: Wei Liu <wei.liu@zilliz.com>
fix#32979
remove l0 cache and build delete pk and ts everytime. this reduce the
memory and also increase the code readability
Signed-off-by: xiaofanluan <xiaofan.luan@zilliz.com>
issue: #32530
when try to match segment bloom filter with pk, we can reuse the hash
locations. This PR maintain the max hash Func, and compute hash location
once for all segment, reuse hash location can speed up bf access
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Signed-off-by: Wei Liu <wei.liu@zilliz.com>
See also #32748
This PR:
- Add `metautil.Channel` utiltiy which convert virtual name to physical
channel name, collectionID and shard idx
- Add channel mapper interface & implementation to convert limited
physical channel name into int index
- Apply `metautil.Channel` filter in querynode segment manager logic
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Signed-off-by: Congqi Xia <congqi.xia@zilliz.com>
issue: #19095,#29655,#31718
- Change `ListWithPrefix` to `WalkWithPrefix` of OOS into a pipeline
mode.
- File garbage collection is performed in other goroutine.
- Segment Index Recycle clean index file too.
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Signed-off-by: chyezh <chyezh@outlook.com>
`applyDelete` used to be serial for delete entries on each segments.
This PR make it work in parallel with errgroup to improve performance
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Signed-off-by: Congqi Xia <congqi.xia@zilliz.com>
issue: #31479#31797
milvus will add released segment to excluded info, and filter out it's
stream data in filter_node. but for data buffered in insert_node's
channel, if it belongs to growing segment which already be released,
then it will all the growing segment back again.
This PR maintain `excluded segments` in delegator, and check excluded
segment before new growing segment.
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Signed-off-by: Wei Liu <wei.liu@zilliz.com>
congqixia
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