Bug #95423 Prepared statements (server) return part results, cliient statements work
Submitted: 20 May 2019 9:58 Modified: 6 Jul 2020 8:26
Reporter: Graham Cotgreave Email Updates:
Status: Closed Impact on me:
None 
Category:Connector / ODBC Severity:S3 (Non-critical)
Version:8.0.16 OS:Windows (MYODBC8A.DLL)
Assigned to: CPU Architecture:x86
Tags: connect, ODBC, prepared statements

File: Maximum allowed size is 50MB.
Description:
Privacy:

If the data you need to attach is more than 50MB, you should create a compressed archive of the data, split it to 50MB chunks, and upload each of them as a separate attachment.

To split a large file:

[20 May 2019 9:59] Graham Cotgreave
ODBC trace with server prepared statements

Attachment: trace_server_prep.log (application/octet-stream, text), 101.27 KiB.

[20 May 2019 9:59] Graham Cotgreave
ODBC trace with client prepared statements

Attachment: trace_client_prep.log (application/octet-stream, text), 117.66 KiB.

[20 May 2019 10:00] Graham Cotgreave
Wireshark capture Server Prepared statements

Attachment: mySQL_newdriver_server_prep.pcapng (application/octet-stream, text), 14.21 KiB.

[20 May 2019 10:01] Graham Cotgreave
Wireshark capture Client Prepared statements

Attachment: mySQL_newdriver_client_side.pcapng (application/octet-stream, text), 13.48 KiB.