smellthemoon

[Enhancement]:support upsert

1

### Is there an existing issue for this? - [X] I have searched the existing issues ### What would you like to be added? support upsert api ### Why is...

enhance: support upsert autoid==true

1

related with: https://github.com/milvus-io/milvus/issues/29258

enhance: support null in c data_datacodec and load null value

32

1. support read and write null in segcore will store valid_data(use uint8_t type to save memory) in fieldData. 2. support load null binlog reader read and write data into column(sealed...

enhance: support null in go payload

21

#31728

enhance: make not retry when build index but data type invalid

2

if err is dataType invalid, no need to to retry here. so if code is dataTypeInvalid(2007 in segcore), wrap it as SegcoreUnsupported.

enhance: support upsert autoid==true

21

related with: #29258

fix: remove previous lock file when processes try to open the same db

11

#30501

Unit testing is needs in both single-threaded and multi-threaded situations.

enhance: add nullable in Field, check valid_data and fill data

20

1. add nullable in model.Field help to read nullable accurately. 2. check valid_data a. if user pass default_value or the field is nullable, the length of valid_data must be num_rows....

Many user scenarios have the need for data update, which is implemented by calling delete + insert through the SDK, but this combination of usage cannot guarantee atomicity.