danny0405 commented on a change in pull request #9843: [FLINK-14296] [Table
SQL] Use Optional for optional parameters in parser module
URL: https://github.com/apache/flink/pull/9843#discussion_r334332274
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File path:
flink-table/flink-sql-parser/src/main/java/org/apache/flink/sql/parser/ddl/SqlCreateTable.java
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@@ -57,12 +60,15 @@
private final SqlNodeList propertyList;
+ @Nullable
Review comment:
Currently we did support create empty columns table with our parser, i have
no strong objections to add test cases for it.
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