fastmodel-transform/fastmodel-transform-doris/src/main/java/com/aliyun/fastmodel/transform/doris/format/DorisOutVisitor.java [308:320]:
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    public Boolean visitChangeCol(ChangeCol renameCol, Integer context) {
        //starRocks不支持修改列名
        Identifier oldColName = renameCol.getOldColName();
        ColumnDefinition columnDefinition = renameCol.getColumnDefinition();
        Identifier targetColName = columnDefinition.getColName();
        if (!Objects.equal(oldColName, targetColName)) {
            return false;
        }
        builder.append("ALTER TABLE ").append(getCode(renameCol.getQualifiedName()));
        builder.append(" MODIFY COLUMN");
        builder.append(" ").append(formatColumnDefinition(columnDefinition, 0));
        return true;
    }
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fastmodel-transform/fastmodel-transform-starrocks/src/main/java/com/aliyun/fastmodel/transform/starrocks/format/StarRocksOutVisitor.java [312:324]:
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    public Boolean visitChangeCol(ChangeCol renameCol, Integer context) {
        //starRocks不支持修改列名
        Identifier oldColName = renameCol.getOldColName();
        ColumnDefinition columnDefinition = renameCol.getColumnDefinition();
        Identifier targetColName = columnDefinition.getColName();
        if (!Objects.equal(oldColName, targetColName)) {
            return false;
        }
        builder.append("ALTER TABLE ").append(getCode(renameCol.getQualifiedName()));
        builder.append(" MODIFY COLUMN");
        builder.append(" ").append(formatColumnDefinition(columnDefinition, 0));
        return true;
    }
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