The mi_scan_projs() accessor function
The mi_scan_projs() function identifies each key column.
Syntax
mi_smallint * mi_scan_projs(MI_AM_SCAN_DESC *scanDesc)- scanDesc
- Points to the scan descriptor.
Usage
Use the return value from mi_scan_nprojs() to determine the number of times to execute mi_scan_projs().
Return values
Each of the small integers in the array that this function returns identifies a column by the position of that column in the row descriptor.
Related topics
See the description of:
- The mi_column_* group of DataBlade API functions and the row descriptor (MI_ROW_DESC data structure) in the HCL Informix® DataBlade API Programmer's Guide