apache/pinot
Pinot can't skip creating derived column when configured in transform functions
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#7,627 创建于 2021年10月25日
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描述
When reloading segments, pinot will skip many segments when derived column not configured in schema or segments metadata , which will cause some segments not synced latest new columns
We got the following error message when query from table:

Code need remove:
for (String argument : arguments) {
ColumnMetadata columnMetadata = _segmentMetadata.getColumnMetadataFor(argument);
if (columnMetadata == null) {
LOGGER.warn("Skip creating derived column: {} because argument: {} does not exist in the segment", column,
argument);
return false;
}
argumentsMetadata.add(columnMetadata);
}