dcapwell commented on code in PR #4518:
URL: https://github.com/apache/cassandra/pull/4518#discussion_r2604049073
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src/java/org/apache/cassandra/cql3/statements/TransactionStatement.java:
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@@ -250,7 +250,7 @@ TxnNamedRead createNamedRead(NamedSelect namedSelect,
QueryOptions options, Tabl
SinglePartitionReadQuery.Group<SinglePartitionReadCommand> selectQuery
= (SinglePartitionReadQuery.Group<SinglePartitionReadCommand>)
select.getQuery(options, 0);
if (selectQuery.queries.size() != 1)
- throw new IllegalArgumentException("Within a transaction, SELECT
statements must select a single partition; found " + selectQuery.queries.size()
+ " partitions");
+ throw invalidRequest("Within a transaction, SELECT statements must
select a single partition; found " + selectQuery.queries.size() + "
partitions");
Review Comment:
`IllegalArgumentException` is "server error" to users, so need
`invalidRequest` to let the user know their query is at fault
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