Comments - ResultSetMetaData getColumnClassName accuracy for JDBC
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For the BLOB MariaDB datatype, I was expecting the getColumnClassName to be "java.sql.Blob".
or javax.sql.rowset.serial.SerialBlob since java.sql.Blob is just an interface.
Well, the getObject() method for blob fields returns byte array, not javax.sql.rowset.serial.SerialBlob , thus the method returns "[B"