seawinde commented on code in PR #40658:
URL: https://github.com/apache/doris/pull/40658#discussion_r1764327829
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fe/fe-core/src/main/java/org/apache/doris/nereids/trees/plans/commands/info/CreateMTMVInfo.java:
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@@ -195,6 +197,16 @@ public void analyze(ConnectContext ctx) throws Exception {
rewriteQuerySql(ctx);
}
+ /**validate column name*/
+ public void validateColumns(List<ColumnDefinition> columns) throws
UserException {
+ Set<String> colSets = Sets.newTreeSet(String.CASE_INSENSITIVE_ORDER);
+ for (ColumnDefinition col : columns) {
+ if (!colSets.add(col.getName())) {
Review Comment:
Yeah,already have the logic to check invalid caracter in column name, and
move the check invalid caracter logic to method `validateColumns`
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