If the “Create a Database Table” output option is chosen, then the following table is built by the Export Matrix analysis. Those columns in bold below comprises the Unique Primary Index (UPI).
|XIDX||Integer||Unique integer value indicating an internal “index” of the column(s) selected in Selected Tables and Columns. Used as a row identifier in order to manipulate the table with matrix algebra.|
|XCOL||VARCHAR(30)||The column names selected in Selected Tables and Columns.|
|<matrix_values>||FLOAT||A column, with the same name as that selected in Selected Tables and Columns will be generated. Data type for all is FLOAT.|