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Fixed null pointer exception in MATERIALIZE COLUMN.

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This commit is contained in:
Vladimir Chebotarev 2021-11-24 09:17:43 +03:00
parent 32911193de
commit 4f7f9795a1
1 changed files with 5 additions and 0 deletions
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5
src/Interpreters/MutationsInterpreter.cpp
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@ -569,6 +569,11 @@ ASTPtr MutationsInterpreter::prepare(bool dry_run)
stages.emplace_back(context);
const auto & column = columns_desc.get(command.column_name);
if (column.default_desc.kind != ColumnDefaultKind::Materialized)
{
throw Exception(ErrorCodes::BAD_ARGUMENTS, "Column {} could not be materialized", column.name);
}
stages.back().column_to_updated.emplace(column.name, column.default_desc.expression->clone());
}
else if (command.type == MutationCommand::MATERIALIZE_INDEX)