Select * from %Library.sys_SQLConnection

USER>Write $Piece($ZDate($Horolog,9)," ")
January
USER>Write $Piece($ZDate($Horolog,3),"-")
2018

Try using this:

For i=1:1:pInput.GetValueAt("PID:13.4(*)"){

Set Eaddr = pInput.GetValueAt("PID:13.4("_i_")")

If (..Contains(Eaddr,"@")){

Yes, I think whenever we add or remove Index to already existing table with data we do need to rebuild indices to accept new and ignore the old indexed items.