Understanding scripts

Choosing Main file opens the main script in the editing area. Each script file contains transformation instructions. To create these instructions you use the following options:

New

Create a new instruction. When you choose New to create a new transformation instruction, the list of instructions appears, as shown in Figure 5‑5. You select an instruction from the list, and provide the appropriate parameters for the instruction.

Figure 5‑5 Transformation instructions

Depending on their purpose, the transformation instructions are grouped in three categories:

Instructions for creating new columns

Instructions for managing data objects

Miscellaneous instructions

For more information on the transformation instructions, see Using BIRT Analytics.

Duplicate

Create a new instruction based on an existing one.

Remove

Remove an instruction.

Enable

Enable an instruction for execution.

Disable

Mark an instruction as not executable. You can use this to include comments in the script.

Up arrow

Move an instruction up in the script

Down arrow

Move an instruction down in the script

Enables a search for an instruction

You can copy, paste, and delete instructions using the shortcut keys described in Table 5‑1.