[HUDI-898] Add new backwards compatible API to expose schema in preCombine#2141
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bvaradar wants to merge 1 commit intoapache:masterfrom
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[HUDI-898] Add new backwards compatible API to expose schema in preCombine#2141bvaradar wants to merge 1 commit intoapache:masterfrom
bvaradar wants to merge 1 commit intoapache:masterfrom
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bvaradar
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Oct 2, 2020
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Made this to a class to take advantatage of lazy creation of Schema in executors.
| * @return Combined Record. | ||
| */ | ||
| @PublicAPIMethod(maturity = ApiMaturityLevel.STABLE) | ||
| default T preCombine(T another, Schema schema) { |
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Could we just introduce a config that simply uses combineAndGetUpdateValue() to perform the preCombine as well. We have debated doing this for a while. Do you see a reason not to do something like that.
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cc @Karl-WangSK @bvaradar please see the other PR #2106 for a similar discussion. |
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@bvaradar : can you check my previous comment. We can close this out if not required. If not, let me know. |
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This is to let users implement custom deduping-merge logic.
Committer checklist
Has a corresponding JIRA in PR title & commit
Commit message is descriptive of the change
CI is green
Necessary doc changes done or have another open PR
For large changes, please consider breaking it into sub-tasks under an umbrella JIRA.