HappenLee commented on a change in pull request #4699:
URL: https://github.com/apache/incubator-doris/pull/4699#discussion_r500723118
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File path:
fe/fe-core/src/main/java/org/apache/doris/alter/SchemaChangeHandler.java
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@@ -132,6 +132,30 @@ private void processAddColumn(AddColumnClause alterClause,
OlapTable olapTable,
indexSchemaMap, newColNameSet);
}
+ private void processAddColumn(AddColumnClause alterClause, Table
externalTable) throws DdlException {
+ Column column = alterClause.getColumn();
+ ColumnPosition columnPos = alterClause.getColPos();
+ Set<String> newColNameSet = Sets.newHashSet(column.getName());
+
+ List<Column> modIndexSchema = externalTable.getBaseSchema();
+ addColumnInternal(externalTable, column, columnPos, modIndexSchema,
newColNameSet);
+ externalTable.setNewFullSchema(modIndexSchema);
Review comment:
yes， it is a problem。I will set the new schema at the end of alter
external table.
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