ALTER DSN Statement

Enables you to change the server–based DSN. You can change the name and alter advanced options. For information about which advanced options are supported for each data source, see the Driver Reference chapter for your driver.
Syntax
ALTER DSN dsn-namealter-dsn-options
ALTER DSN dsn-name RENAME TO new-dsn-name
ALTER DSN dsn-name ADD "(" dsn-name ["," ...] ")"
ALTER DSN dsn-name DROP "(" dsn-name ["," ...] ")"

dsn-name

Specifies the DSN name.

alter-dsn-options

Specifies the options to alter.

alter-dsn-options
    ::= create-dsdsn-options

new-dsn-name

Specifies the new DSN name.

Examples:
ALTER DSN "DSN1" DESC 'altering DSN1 description' NOPROMPT
'DRIVER=BASE;CATALOG="catalog1_BASE";SCHEMA=(name="schema1_BASE")'
ALTER DSN "DSN5" RENAME to DSN7
ALTER DSN "DSN7" {OPTIONS set (FEDSQL
YES,SECURITY YES)}
ALTER DSN "DSN7" {OPTIONS xset CREDENTIALS_SEARCH_ORDER(SHARED),
 xset FEDSQL NO, xset SECURITY NO}
ALTER DSN "DSN7" {OPTIONS DROP FEDSQL, DROP SECURITY}