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Problems.

MySQL connectors and syncs are fragile

Data engineering4 posts from 4 people4d active+00 posts in the last 7 days, 0 the 7 days before (fading)

Posts per day

Posts per day4 posts, Aug 28 to Sep 25

The posts behind it

4, newest first
PostDate
[source-mysql] CDC fails on MySQL 8.4 tagged GTIDs: NumberFormatException in GtidSet parser...For input string: "mysqlsh"`. Any legal tag reproduces it. This is deterministic, not flaky - every subsequent sync on the affected connection fails identically. Because it is classified `config_error` rather than a transient error, there is no retry. ### Where it fails The...airbytehq/airbyteverbotenjSep 112 weeks ago
source-mysql: `MySqlSourceCdcPosition` completion check silently emits zero records when binlog numbering resets (Blue/Green, restore-to-new-cluster)...subsequent syncs use the connector's fresh, cluster-native `file`/`pos` values and the workaround is no longer needairbytehq/airbyteSkinnyPigeonSep 92 weeks ago
[source-mysql] Concurrent initial snapshot drops every row sharing the minimum first primary-key column value on composite-PK tables### Connector Name source-mysql ### Connector Version 3.53.4 (also reproduced on 3.53.0 - 3.53.3; code unchanged on master) ### What step the error happened? During the sync ### Relevant information On a full initial snapshot (CDC incremental, concurrent mode) of a table with a...airbytehq/airbytejasperchanSep 43 weeks ago
Source-mysql CDC: binlog read dies with EOFException at consistent ~65-90s regardless of destination network (not MTU/conntrack/sync-mode related)...mode**: all connections are `Append + Deduped`, contradicting the Append-only-only workaround in #50856. - **Connector config surface**: full `spec` output reviewed - no timeout/keepalive/socket setting exists beyond `jdbc_url_params`. ## Hypothesis A partial/short socket...airbytehq/airbytealanmurphy1987Aug 284 weeks ago

Companies and products named

Company or productPosts naming it
MySQL4
Airbyte4
GitHub2
AWS2
Apache Kafka1
Snowflake1
About this problem

Evidence

4 posts from 4 people in 1 place, about 1 a week over 15 days. Mostly on airbytehq/airbyte. Tools named alongside: Airbyte, GitHub, AWS, Apache Kafka.

Frustration Frustration 0 of 3· Seen on GitHub issues

How it was grouped

Posts that state a pain and match the "ingestion" rule about MySQL. First post Aug 28, 2026, latest Sep 11, 2026. Corroborated: 3 or more posts from 2 or more people or places. Method

Other MySQL problems

History

  • 2026-09-25 Added: MySQL connectors and syncs are fragile (4 posts)

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