The INT8 and SERIAL8 SQL data types
IBM® Informix® ESQL/C supports the SQL INT8 and SERIAL8 data types with the int8 data type. The int8 data type is a machine-independent method that represents numbers in the range -(263 -1) to 263-1.
For a complete description of the INT8 and SERIAL8 SQL data types, see the HCL Informix Guide to SQL: Reference. This section describes how to manipulate the Informix ESQL/C data type, int8.