Nonstop Database, HiRDB Version 9 UAP Development Guide
Interface areas are used for exchanging information between HiRDB and a UAP. The following table lists and describes the types of interface areas and their usage.
Table 3-2 Interface area types and uses
Area type | Use | Language | |
---|---|---|---|
C | COBOL | ||
SQL Communications Areas | For obtaining detailed information on SQL execution results. | R#1 | R#1 |
SQL Descriptor Areas |
|
O | O |
Column name data areas | For receiving information of item to be retrieved from SQL statements that are preprocessed for the dynamic UAP execution. | O | O |
Type name data areas | For receiving user-defined data type names. | O | O |
Character set descriptor areas |
|
O | O |
Embedded variables | For transferring values (specified in SQL statements embedded in UAP). | O | O |
Indicator variables | For transferring values (specified in SQL statements embedded in UAP). | O | O |
? parameters | For transferring values from a UAP to the SQL statements that are preprocessed for the dynamic UAP execution. | O | O#2 |
For details about SQL Communications Areas and SQL Descriptor Areas, see A. SQL Communications Area and B. SQL Descriptor Area. For details about embedded variables, indicator areas, and ? parameters, see the HiRDB Version 9 SQL Reference manual.
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