[jira] [Created] (FLINK-29445) When the decimal table column field is printed，program is error

[liuzhiyong (Jira)]

liuzhiyong created FLINK-29445:
----------------------------------

             Summary: When the decimal table column field is printed，program is 
error
                 Key: FLINK-29445
                 URL: https://issues.apache.org/jira/browse/FLINK-29445
             Project: Flink
          Issue Type: Bug
          Components: Table SQL / API, Table SQL / Runtime
    Affects Versions: 1.12.0
         Environment: <flink.version>1.12.0</flink.version>

flink-table-api-java-bridge_2.11

flink-table-planner_2.11

flink-streaming-scala_2.11
            Reporter: liuzhiyong
             Fix For: 1.12.0
         Attachments: pom.xml

runtime is java

error code：

tEnv.executeSql("select `openScore` from demo").print();

openScore field is BigDecimal

error log is:

Exception in thread "main" java.lang.ClassCastException: 
org.apache.flink.table.types.logical.LegacyTypeInformationType cannot be cast 
to org.apache.flink.table.types.logical.DecimalType
    at 
org.apache.flink.table.utils.PrintUtils.columnWidthsByType(PrintUtils.java:264)
    at 
org.apache.flink.table.utils.PrintUtils.printAsTableauForm(PrintUtils.java:127)
    at 
org.apache.flink.table.api.internal.TableResultImpl.print(TableResultImpl.java:149)
    at com.mask.maintest.TestTableEnv.main(TestTableEnv.java:74)

 

source code position:

class : PrintUtils 

line: 177

len = ((DecimalType)type).getPrecision() + 2;



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