issue: https://github.com/milvus-io/milvus/issues/35528
If the query data type does not match the index type, fall back to a
brute-force search
---------
Signed-off-by: sunby <sunbingyi1992@gmail.com>
* use the new packed reader and writer api to be compatible with current
etcd meta
* For the new packed writer API: column groups and paths are explicitly
defined by users and won't split column groups by memory in storage v2.
Packed writer follows the user-defined column groups to split arrow
record and write into the corresponding file path.
* For the new packed reader API: read paths are explicitly defined by
users.
related: #39173
Signed-off-by: shaoting-huang <shaoting.huang@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: #39541
This PR implements random sample, the syntax is:
```
filter="random_sample(factor)"
or
filter="boolean_expression && random_sample(factor)"
where
factor is a float between (0, 1) and
boolean_expression is like
"1 <= number < 10", "color in ["read, "blue"]" or others
```
---------
Signed-off-by: SpadeA-Tang <tangchenjie1210@gmail.com>
Signed-off-by: SpadeA <tangchenjie1210@gmail.com>
1. skip get expr arguments which deserialize proto for every batch
execute.
2. replace unordered_set with sort array that has better performace for
small set.
#39688
Co-authored-by: luzhang <luzhang@zilliz.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>
Previously the grep with regex does not work and failed to match lots of
.cpp files
This PR:
- use "-E" flag to use regex match
- commit the fixed result of current cpp code
Signed-off-by: Congqi Xia <congqi.xia@zilliz.com>
Related to #39339
Extra indexes can be ignored for most cases since sorted pk column
already provided indexing features
---------
Signed-off-by: Congqi Xia <congqi.xia@zilliz.com>
Related to #39003
Previous PR #39004 has to clone & flip bitset due to bitset does not
support find0 operator. #39176 added this feature so clone & flip could
be removed now.
Signed-off-by: Congqi Xia <congqi.xia@zilliz.com>
issue: #38715
- Current milvus use a serialized index size(compressed) for estimate
resource for loading.
- Add a new field `MemSize` (before compressing) for index to estimate
resource.
---------
Signed-off-by: chyezh <chyezh@outlook.com>
issue: #39124
`bitset::find_first()` and `bitset::find_next()` now accept one more
parameter, which allows to search for `0` bit instead of `1` bit
Signed-off-by: Alexandr Guzhva <alexanderguzhva@gmail.com>
instead of marking as not supported,
`ChunkedSparseFloatColumn::DataByteSize` can simply use the impl of
super class.
issue: https://github.com/milvus-io/milvus/issues/39158
Signed-off-by: Buqian Zheng <zhengbuqian@gmail.com>
Related to #39003
Copying bitset value bit by bit is slow and CPU heavy, this PR utilizes
bitset operator "|=" to accelerate this procedure
Signed-off-by: Congqi Xia <congqi.xia@zilliz.com>
