HP NonStop SQL/MP Programming Manual page 9

Contents
8. Program Invalidation and Automatic SQL
Recompilation (continued)
Run-Time Recompilation Errors
Preventing Automatic Recompilations
9. Error and Status Reporting
Using the INCLUDE STRUCTURES Directive
Generating Structures With Different Versions
Checking the Version of the C Compiler
Sharing Structures
Returning Error and Warning Information
Checking the sqlcode Variable
Using the WHENEVER Directive
Returning Information From the SQLCA Structure
Returning Performance and Statistics Information
Declaring the SQLSA Structure
Using the SQLSA Structure
10. Dynamic SQL Operations
Uses for Dynamic SQL
Dynamic SQL Statements
Dynamic SQL Features
SQLDA Structure, Names Buffer, and Collation Buffer
Input Parameters and Output Variables
Null Values
Dynamic Allocation of Memory
Using Dynamic SQL Cursors
Developing a Dynamic SQL Program
Specify the SQL Pragma
Copy any External Declarations
Declare the sqlcode Variable and Host Variables
Specify Any WHENEVER Directives
Specify the INCLUDE STRUCTURES Directive
Declare the SQLDA Structure and Names Buffer
Declare an SQLSA Structure
Process the Input Parameters
Read and Compile the SQL Statement
Process the Output Variables
Perform the Database Request and Display the Values
HP NonStop SQL/MP Programming Manual for C-429847-008
9-3
9-4
9-13
9-13
10-1
10-2
10-3
10-16
10-18
10-20
10-23
10-24
10-24
10-25
8. Program Invalidation and Automatic SQL
8-9
8-9
9-1
9-3
9-3
9-4
9-6
9-12
9-13
10-11
10-23
10-23
10-23
10-23
10-24
10-24
10-25
v
Recompilation (continued)
10-3
10-27