Object Management Extension User Guide > Object Management Extension User Guide > Defining Data Types
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Defining Data Types
 
In This Chapter
Data Type Definition
Structure IIADD_DT_DFN Fields
Required Routines for Data Type Definition
compare Routine--Compare Two Data Elements
dbtoev Routine--Determine External Data Type
dhmax Routine--Create Default Maximum Histogram Value
dhmin Routine--Create Default Minimum Histogram Value
getempty Routine--Get an Empty Value
hashprep Routine--Prepare Value for Hash Key
helem Routine--Create a Histogram Element for Data Value
hg_dtln Routine--Provide Type and Length for Histogram Value
hmax Routine--Create Histogram Value for Maximum Value
hmin Routine--Create Histogram Value for Minimum Value
keybuild Routine--Build a Key from the Value
length_check Routine--Check for Valid Length
minmaxdv Routine--Provide Min/Max Values and Lengths
seglen Routine--Determine Length of Each Long Segment
tmcvt Routine--Convert Data Type to Displayable Format
tmlen Routine--Determine Display Length
value_check Routine--Check for Valid Values
xform Routine--Transform Long Types into Segments
In This Chapter
This chapter describes the data type definition and the routines that are required for a data type.
Last modified date: 11/09/2022