[Improve][Connector-V2] Doris stream load use FE instead of BE #6235
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TaoZex
reviewed
Jan 18, 2024
| this.backends = RestService.getBackendsV2(dorisConfig, log); | ||
| String backend = getAvailableBackend(); | ||
| private void initializeLoad() { | ||
| String backend = dorisConfig.getFrontends(); |
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It looks like it just returns fe. I wonder what's the purpose here?
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This is the purpose of this PR. Change stream load endpoint from BE to FE.
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Fe is mainly responsible for doris's query plan. I am worried that if stream load also selects fe, the efficiency of fe will be affected in high concurrency scenarios.
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Never mind. FE will use http redirect, then data also send from SeaTunnel to BE.
EricJoy2048
approved these changes
Jan 19, 2024
hailin0
approved these changes
Jan 19, 2024
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Purpose of this pull request
This PR change doris stream load endpoint from BE to FE. Before this PR, we randomly selected BE, and it would be better to let Doris FE judge the ability to select BE.
Does this PR introduce any user-facing change?
no
How was this patch tested?
exist test.
Check list
New License Guide
release-note.