F i= 1 : 1 :$ZU( 90 , 0 ) D
 . S ns=$ZU( 90 , 2 , 0 ,i)
 . S list(ns)=""
 . I $L(ns)>mx S mx=$L(ns) 

 S mynsp=$ZU( 5 )

 // To modify an existing Database, do the following: 
Set db=##Class(SYS.Database).%OpenId(Directory)
 // Set the property you want to modify:
Set db.ExpansionSize= 100 
Set status=db.%Save()

Properties which can be modified for an already created database are:
    ReadOnly
    Size
    ExpansionSize
    MaxSize
    GlobalJournalState
    NewGlobalCollation
    NewGlobalIsKeep
    NewGlobalGrowthBlock
    NewGlobalPointerBlock
    ClusterMountMode
    ResourceName

Read-only properties which are managed by the system and cannot be modified are:
    Expanding
    LastExpansionTime
    Mounted
    ReadOnlyMounted
    ClusterMounted