[ https://issues.apache.org/jira/browse/FLINK-14645?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16987439#comment-16987439 ]
Kurt Young commented on FLINK-14645: ------------------------------------ Please check whether this issues coversĀ FLINK-14987 > Data types defined in DDL will lose precision and nullability when converting > to properties > ------------------------------------------------------------------------------------------- > > Key: FLINK-14645 > URL: https://issues.apache.org/jira/browse/FLINK-14645 > Project: Flink > Issue Type: Sub-task > Components: Table SQL / API > Reporter: Jark Wu > Assignee: Jark Wu > Priority: Critical > Labels: pull-request-available > Fix For: 1.10.0 > > Time Spent: 10m > Remaining Estimate: 0h > > Currently, data types defined in DDL will be converted to {{TypeInformation}} > and use {{TypeStringUtils}} to serialize/deserialize which will lose the > precision and nullablitiy information. > We can use {{LogicalType#asSerializableString}} and {{LogicalTypeParser}} to > serialize/deserialize data types which keeps all the information. But we need > to figure out how to keep compability with previous versions. -- This message was sent by Atlassian Jira (v8.3.4#803005)