yexianxun created FLINK-15443:
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Summary: Use JDBC connector write FLOAT value occur
ClassCastException
Key: FLINK-15443
URL: https://issues.apache.org/jira/browse/FLINK-15443
Project: Flink
Issue Type: Bug
Components: Connectors / JDBC
Affects Versions: 1.9.1
Environment: flink version is 1.9.1
Reporter: yexianxun
I defined a float type field in mysql table, when I use jdbc connector write
float value into db, there are ClassCastException occurs.
{code:java}
//代码占位符
Caused by: java.lang.ClassCastException: java.lang.Float cannot be cast to
java.lang.Double, field index: 6, field value: 0.1.Caused by:
java.lang.ClassCastException: java.lang.Float cannot be cast to
java.lang.Double, field index: 6, field value: 0.1. Caused by:
java.lang.ClassCastException: java.lang.Float cannot be cast to
java.lang.Double, field index: 6, field value: 0.1.Caused by:
java.lang.ClassCastException: java.lang.Float cannot be cast to
java.lang.Double, field index: 6, field value: 0.1. at
org.apache.flink.api.java.io.jdbc.JDBCUtils.setField(JDBCUtils.java:106) at
org.apache.flink.api.java.io.jdbc.JDBCUtils.setRecordToStatement(JDBCUtils.java:63)
at
org.apache.flink.api.java.io.jdbc.writer.AppendOnlyWriter.addRecord(AppendOnlyWriter.java:56)
at
org.apache.flink.api.java.io.jdbc.JDBCUpsertOutputFormat.writeRecord(JDBCUpsertOutputFormat.java:144)
{code}
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