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Client APIs and toolsYou can use the HCL Informix® implementation of client APIs to develop applications for Informix® database servers.
ESQL/C GuideThe Informix® ESQL/C Programmer's Manual explains how to use Informix® ESQL/C, the Informix® implementation of Embedded Structured Query Language (SQL) for C (ESQL/C), to create client applications with database-management capabilities.
What is Informix® ESQL/C?
Complex data typesThese topics explain how to use collection and row data types in the Informix® ESQL/C program.
Access row types
Declare row variables
Typed and untyped row variables

Typed and untyped row variables

Informix® ESQL/C supports the following two row variables:

A typed row variable specifies the names and data types of the fields in the row.
An untyped row variable does not specify the field names or the field types for the row.

Informix ESQL/C handles row variables as client-side collection variables.

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