Programming Guide - Actian

StringObject classThe StringObject class is an in-memory text string of any length. It providesmethods that enable you to manipulate a text by extracting, truncating, andconcatenating strings. It also provides the attributes and methods you use forstoring and updating the strings, either in standard text files or in thedatabase.system variableSystem variables are built-in variables that are available in all frames andscripts.table fieldA table field is a composite field comprised of active fields arranged in rowsand columns. Each column in the table field maps to one attribute of the classassociated with the array and each table field row displays one row of thearray. The fields are usually entry fields, but can be of any kind, such as imageor toggle fields.transactionA transaction is one or more database statements processed as a single,indivisible unit.treeA tree contains a collection of treenode objects. The top treenode in thehierarchy is the root node.Tree classThe Tree class is used to manage data that has an hierarchical structure.TreeNode classThe TreeNode class represents a node that contains data for a single node in atree.treeview fieldA tree view field presents the end user with a hierarchical list of items in a treestructure that can be expanded or collapsed.498 Programming Guide