3.37 GET_TABLE_COLUMN_COUNT
Valid For
Extract and Replicat
Description
Use the GET_TABLE_COLUMN_COUNT
function to retrieve the total number of columns in a table, including the number of key columns.
Syntax
#include "usrdecs.h" short result_code; table_def table; ERCALLBACK (GET_TABLE_COLUMN_COUNT, &table, &result_code);
Buffer
typedef struct { short num_columns; short source_or_target; /* Version 2 CALLBACK_STRUCT_VERSION */ short num_key_columns; } table_def;
Input
Output
Return Values
EXIT_FN_RET_INVALID_CONTEXT EXIT_FN_RET_INVALID_PARAM EXIT_FN_RET_OK
Parent topic: User Exit Functions