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SQL programmingYou can use the HCL OneDB™ implementation of the SQL language to develop applications for HCL OneDB™ database servers.
Guide to SQL: ReferenceThe HCL OneDB™ Guide to SQL: Reference contains the reference information for the system catalog tables, data types, and environment variables of the HCL OneDB™ dialect of the SQL language, as implemented in HCL OneDB™. These topics also include information about the stores_demo, sales_demo, and superstore_demo databases that are included with HCL OneDB™.
Environment variablesVarious environment variables affect the functionality of your HCL OneDB™ products. You can set environment variables that identify your terminal, specify the location of your software and define other parameters.
Environment variables in HCL OneDB™ productsThe topics that follow discuss (in alphabetic order) environment variables that HCL OneDB™ database server products and their utilities use.
ENVIGNORE environment variable (UNIX™)

ENVIGNORE environment variable (UNIX)

The ENVIGNORE environment variable can deactivate specified environment variable settings in the common (shared) configuration file, informix.rc, and private environment-configuration file, .informix.

variable: The name of an environment variable to be deactivated.

Use colon ( : ) symbols between consecutive variable names. For example, to ignore the DBPATH and DBMONEY entries in the environment-configuration files, enter the following command:

setenv ENVIGNORE DBPATH:DBMONEY

The common environment-configuration file is stored in $INFORMIXDIR/etc/informix.rc.

The private environment-configuration file is stored in the home directory of the user as .informix.

For information about creating or modifying an environment-configuration file, see Setting environment variables in a configuration file.

ENVIGNORE itself cannot be set in an environment-configuration file.