needs not covered here, be sure to read the Release Notes. This is especially important if you are upgrading from a previous version or if there are remnants of an old (and maybe long gone) InterBase or Firebird should back up all your databases in order that you can restore them later under Firebird 5. Upgrading the security database from Firebird 3 and higher 1. Backup your security3.fdb or security4.fdb we recommend using the backup and restore route (if only so you have a backup as a fallback). Upgrading the security database from Firebird 2.5 and earlier Back up your old security database security2

read the INSTALLATION NOTES chapter in the Release Notes. This is especially important if you are upgrading from a previous version or if there are remnants of an old (and maybe long gone) InterBase or Firebird unless you are aware of it. For example, this calculation is correct in SQL: 1 / 3 = 0 If you are upgrading from an RDBMS which resolves integer/integer division to a float quotient, you will need to alter

Firebird will preserve certain configuration files. See below for more details. Note If you are upgrading from Firebird 1.0.x or InterBase, you should review the release notes for Firebird 1.5.x. There library is made during install. If it is not found the install will fail. To find out how to go about upgrading, visit this link. System Restore Utility (XP, Server 2003 and ME) Windows XP (Home and Professional

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 39 13.3.1. “Upgrading” ib_udf functions in an existing database . . . . . . . . . . . . . . . . . . . . . . . . . . . and substr* in new code; use the internal functions LOWER, TRIM and SUBSTRING instead. 13.3.1. “Upgrading” ib_udf functions in an existing database If you are using an existing database with one or more

unless you are aware of it. For example, this calculation is correct in SQL: 1 / 3 = 0 If you are upgrading from a RDBMS which resolves integer/integer division to a float quotient, you will need to alter

the Compatibility chapter of the Firebird 4.0 Release notes for details and instructions about upgrading to use the safe functions. • Replacement of UDFs with UDRs or stored functions is strongly recommended