3.00.2

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Bug Fixes

  • Resolved a bug that caused tasks to hang during script execution. (3.00.2.3)

feather

Bug Fixes

  • [DPLG-3109] Fixed memory leaks.

hbase

New Features

  • Support for Linux ARM (3.00.2.2)

hbase

New Features

  • Added support for Shark and Linux ABI. (3.00.2.10)

Kakfa

New Features

  • Added support for connecting to Kafka server with SSL authentication. (3.00.2.5)

lgbm

First release. This plugin is used for invoking the LightGBM library, enabling efficient regression analysis on DolphinDB's in-memory tables. (3.00.2.3)

New Features

  • Added support for ABI version of DolphinDB server.(3.00.2.10)

LibTorch

New Features

  • Added method setDevice to specify the computing device for prediction.(3.00.2.5)
  • LibTorch plugin (CPU version) now supports DolphinDB server deployed on Linux.(3.00.2.5)

MySQL

New Features

  • Added support for Shark and Linux ABI. (3.00.2.10)

odbc

New Features

  • Added setLogLevel to set the plugin's log output level, and getLogLevel to get the current level. (3.00.2.1)

Enhancements

  • Database connections are now only locked when dataBaseType is "ClickHouse" or unspecified. (3.00.2.1)

opc

Enhancements

  • Enhanced plugin stability. (3.00.2.3)

Bug Fixes

  • Fixed a disconnection failure of opc::close. (3.00.2.3)

opcua

Enhancements

  • Added new parameters reconnect and resubscribeInterval to method subscribe for automatic reconnection. (3.00.2.3)
  • Add actionName parameter to subscribe for specifying subscription task name. (3.00.2.2)

Bug Fixes

  • Fixed occasional server crashes when checking subscription status via getSubscriberStat. (3.00.2.2)

parquet

New Features

  • Added support for read/write conversion between Parquet repeated type and DolphinDB array vectors.(3.00.2.11)

py

New Features

  • First release of py36 and py37. (3.00.2.10)

Improved

  • Improved error messages when failing to load Python modules. (3.00.2.10)

Issue Fixed

  • Fixed server crashes when processing characters that do not conform to UTF-8 encoding standards in the py plugin. (3.00.2.10)

rabbitmq

New Features

  • Added methods getConnections and getChannels for obtaining connections and channels.

Enhancements

  • Connections and channels are now automatically released if not referenced.
  • Subscriptions created with consume are now included in the global subscription information returned by createSubJob.

redis

New Features

  • Added method batchPush to enable batch execution of Redis LPUSH and RPUSH operations. This allows inserting specified values at the head of a list, from leftmost to rightmost, or vice versa. (3.00.2.3)

SevenZip

First release. This plugin is used for compression and decompression in multiple formats. (3.00.2.3)

Signal

Added parameter wavelet for the dwt function to specify the wavelet basis function. (3.00.2.13)

WebSocket

Bug Fixes

  • Fixed server crash caused by WebSocket reconnection failure. (3.00.2.1)

zip

Bug Fixes

  • Resolved an issue where extracting to a directory without write permissions did not raise an appropriate exception.(3.00.2.11)