entry (ticdc): speed up schema snapshot initialization (#11217) #11399
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Signed-off-by: dongmen <414110582@qq.com>
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Signed-off-by: dongmen <414110582@qq.com>
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This is an automated cherry-pick of #11217
Signed-off-by: dongmen 414110582@qq.com
What problem does this PR solve?
Issue Number: close #11207
What is changed and how it works?
meta.GetMetasByDBIDto obtain raw table information of a database. Then, use a filter to select and unmarshal the relevant table info.encoding/jsonwithgo-json.Following these changes, it now only takes 50 seconds to initialize the schema snapshot when synchronizing 150k tables in a single changefeed.
Check List
Tests
Questions
Will it cause performance regression or break compatibility?
Do you need to update user documentation, design documentation or monitoring documentation?
Release note