Issues

• Support for python typing

  mongodb-labs/mongo-arrow#389 · Filter by author CoderJoshDK opened on Mar 7, 2026

• INTPYTHON-807: reading large amounts of data is rather slow (due to single threaded decoding BSON)

  mongodb-labs/mongo-arrow#357 · Filter by author sibbiii opened on Oct 24, 2025
  1

• pymongoarrow replaces existing codecs

  mongodb-labs/mongo-arrow#262 · Filter by author norrbom opened on Jan 21, 2025
  5

• Converting String to ObjectId and then writing to MongoDb using PyMongoArrow

  mongodb-labs/mongo-arrow#253 · Filter by author xahram opened on Dec 9, 2024
  2

  

• Avoid Type Mismatch Conversion to NaN

  linked-to-jira
  mongodb-labs/mongo-arrow#246 · Filter by author brunofirnkes opened on Oct 25, 2024
  1

• Setting partial Schema to find_arrow_all and find_pandas_all

  enhancementlinked-to-jira
  mongodb-labs/mongo-arrow#243 · Filter by author frbelotto opened on Oct 14, 2024
  3

• Handling ObjectID after to_pandas

  buglinked-to-jira
  mongodb-labs/mongo-arrow#242 · Filter by author frbelotto opened on Oct 14, 2024
  1

• Schema questions for pymongoarrow when converting from pymongo

  linked-to-jira
  mongodb-labs/mongo-arrow#239 · Filter by author covatic-john opened on Oct 2, 2024
  3

• [ Feature request] coerce_number_to_str - like optional flag while reading data to handle known datatype inconsistencies

  linked-to-jira
  mongodb-labs/mongo-arrow#238 · Filter by author DataEnggNerd opened on Oct 1, 2024
  5

• Deactivating extension types or making ObjectId mapped type polars-compliant?

  mongodb-labs/mongo-arrow#236 · Filter by author Bonnevie opened on Sep 26, 2024
  3

• pymongoarrow does not work with pymongo >= 4.9

  mongodb-labs/mongo-arrow#233 · Filter by author rraymondgh opened on Sep 20, 2024
  1

• Trying to install pymongoarrow on aws linux 2

  mongodb-labs/mongo-arrow#231 · Filter by author covatic-john opened on Aug 12, 2024
  4

• Add an optional bool flag to the write function to skip writing null fields

  enhancement
  mongodb-labs/mongo-arrow#210 · Filter by author alessio-locatelli opened on May 9, 2024
  1

• Trouble reading documents with empty embedded arrays

  bug
  mongodb-labs/mongo-arrow#208 · Filter by author ccrouch opened on May 5, 2024
  6

• undefined symbol: _ZN5arrow6StatusC1ENS_10StatusCodeERKSs with airflow 2.8.1

  documentation
  mongodb-labs/mongo-arrow#207 · Filter by author alexisvannier opened on May 3, 2024
  1

• MongoDB's Decimal128 seems to be returned as fixed_size_binary[16]

  duplicate
  mongodb-labs/mongo-arrow#203 · Filter by author K-to-the-D opened on Mar 13, 2024
  3

  

• Does mongo-arrow provide real zero copy in the chain mongodb->arrow->pandas?

  answered
  mongodb-labs/mongo-arrow#176 · Filter by author sergun opened on Nov 7, 2023
  3

• Can find_all_pandas treat list of struct as nested dataframe?

  linked-to-jira
  mongodb-labs/mongo-arrow#170 · Filter by author anentropic opened on Oct 12, 2023
  1

• Casting timestamp in find_panads_all()

  waiting-for-author
  mongodb-labs/mongo-arrow#137 · Filter by author OS1ZA opened on Mar 4, 2023
  1

• Dataframe is all Nat and None after loading

  mongodb-labs/mongo-arrow#127 · Filter by author Sondos-Omar opened on Feb 3, 2023
  6