I’ve done it before using pa.Table.to_pylist() and then iterating through the array, calling json.dumps() while writing the output to a file.
This would produce a jsonl formatted file. From: David Li <[email protected]> Sent: Wednesday, December 7, 2022 8:59 AM To: dl <[email protected]> Subject: Re: Python IPC: JSON output files External Email: Use caution with links and attachments Assuming you're looking at C++, it's unfortunately not implemented: https://issues.apache.org/jira/browse/ARROW-5033<https://urldefense.com/v3/__https:/issues.apache.org/jira/browse/ARROW-5033__;!!KSjYCgUGsB4!Y0i_KZGuJC1g2hrE4UsHfBLQCxO-qC6prFfYzHYwj5HBlLyenbDsAZ6qzMJkuAoHj0OPYMvRYp82n9b18C7T$> On Wed, Dec 7, 2022, at 11:19, James Duong via user wrote: Hi, Is there a way to write JSON files from Arrow Tables? I see other formats such as CSV and Parquet supported for both, but only reading for JSON. -- James Duong Lead Software Developer Bit Quill Technologies Inc. Direct: +1.604.562.6082 | [email protected]<mailto:[email protected]> https://www.bitquilltech.com<https://urldefense.com/v3/__https:/www.bitquilltech.com/__;!!KSjYCgUGsB4!Y0i_KZGuJC1g2hrE4UsHfBLQCxO-qC6prFfYzHYwj5HBlLyenbDsAZ6qzMJkuAoHj0OPYMvRYp82nyIlpbyH$> This email message is for the sole use of the intended recipient(s) and may contain confidential and privileged information. Any unauthorized review, use, disclosure, or distribution is prohibited. If you are not the intended recipient, please contact the sender by reply email and destroy all copies of the original message. Thank you. This message may contain information that is confidential or privileged. If you are not the intended recipient, please advise the sender immediately and delete this message. See http://www.blackrock.com/corporate/compliance/email-disclaimers for further information. Please refer to http://www.blackrock.com/corporate/compliance/privacy-policy for more information about BlackRock’s Privacy Policy. For a list of BlackRock's office addresses worldwide, see http://www.blackrock.com/corporate/about-us/contacts-locations. © 2022 BlackRock, Inc. All rights reserved.
