https://hadoop.apache.org/docs/r1.2.1/api/org/apache/hadoop/examples/dancing/Pentomino.ColumnName.html
Pentomino.ColumnName (Hadoop 1.2.1 API)
pentominohadoopapi
https://learn.microsoft.com/it-it/dotnet/api/system.data.datacolumn.columnname?view=netframework-4.8.1&viewFallbackFrom=windowsdesktop-10.0
DataColumn.ColumnName Property (System.Data) | Microsoft Learn
Gets or sets the name of the column in the DataColumnCollection.
property systemdatacolumnmicrosoftlearn
https://www.php.net/manual/en/sqlite3result.columnname.php
PHP: SQLite3Result::columnName - Manual
Returns the name of the nth column
phpmanual
https://openejb.apache.org/latest/javadoc/org/apache/openejb/jee/sun/ColumnName.html
ColumnName