Informix Guide to GLS Functionality Chapter 8: INFORMIX-ESQL/C Features

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In This Chapter This chapter explains how the Global Language Support (GLS) feature affects the Informix SQL application programming interface (API) INFORMIX-ESQL/C. It contains the following topics: How ESQL/C handles non-ASCII characters in host variables How to handle the locale-sensitive data types, NCHAR and NVARCHAR, in ESQL/C applications Which ESQL/C library functions support locale-specific features How to use the ESQL/C filter, esqlmf How to handle code-set conversion from within an ESQL/C application How to interpret the results that the DESCRIBE statement returns for a dynamic SELECT that includes the TRIM function Tip: This chapter covers GLS information that is specific to ESQL/C. For GLS information for INFORMIX-ESQL/C and INFORMIX-ESQL/COBOL, refer to Chapter 7, "General SQL API Features." For descriptions of ESQL/C features that are not unique to the GLS feature, see the INFORMIX-ESQL/C Programmer's Manual.