. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 349 7.3. Stored Functions. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Built-in Scalar Functions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 410 8.1. Context Functions. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 414 8.2. Mathematical Functions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 264 7.3. Stored Functions. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Built-in Functions. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 309 8.1. Context Functions. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 311 8.2. Mathematical Functions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 61 19.9. SHOW FUNCtions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . prompting. ◦ Add and modify data. ◦ Grant user permissions. ◦ Perform database administrative functions. • Directly from the command line, with individual options and without starting an interactive In a non-interactive session, the user employs a shell script or batch file to perform database functions.  Because other applications in the Linux environment, for example, MySQL, also use isql as

11 4. Internal functions and directives. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13 4.1. Internal functions. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 24 8. Aggregate functions. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 37 13. User-Defined Functions (UDFs). . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

..................................................................................... 664 RDB$FUNCTIONS ............................................................................................... | CSTRING(length) | PARAMETER param_num } [FREE_IT] ENTRY_POINT 'entry_point' MODULE_NAME 'library_name'; ::= sqltype [{BY DESCRIPTOR} | NULL] | CSTRING(length) [NULL] внешней функции. Может содержать до 31 байта. entry_point Имя экспортируемой функции (точка входа). library_name Имя модуля, в котором расположена функция. sqltype Тип данных SQL. Не может быть массивом или

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 449 8.7. UUID Functions. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 650 RDB$FUNCTIONS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . mit CREATE FUNCTION … EXTERNAL … erstellt wurden, sollten nicht mit älteren UDFs (User Defined Functions) verwechselt werden, die mit DECLARE EXTERNAL FUNCTION deklariert wurden. UDFs sind veraltet und

made. 3.5. Performing a client-only install Each remote client machine needs to have the client library — libfbclient.so on POSIX clients, fbclient.dll on Windows clients — that matches the release version table) Some necessary Microsoft runtime libs msvcp140.dll, vcruntime140.dll $(install) 32-bit library versions for use with 64-bit Firebird fbclient.dll, msvcp140.dll, vcruntime140.dll $(install)\WOW64 explicit — authentication. To work with objects inside the database, such as tables, views and functions, you (i.e. the Firebird user you’re logged in as) need explicit permissions on those objects, unless

this guide. Performing a client-only install Each remote client machine needs to have the client library – libfbclient.so on Posix clients, fbclient. dll on Windows clients – that matches the release version connect to. Tools from Classic distributions terminate immediately if they can't find the libfbembed library (which is useless for network connections) upon program start. Instead of copying the files from management: gsec Firebird comes with a command-line user management tool called gsec. Although its functions can also be performed by a number of third-party GUI utilities, you should at least have a basic

the considerable extra time it takes to develop an application using a less sophisticated access library. 4.1.2. “Leaking” by Inference and Deduction There is also the issue that most client applications server referred to as “embedded”. This is a special client library that includes the server itself. When an application links to this library it loads the server and allows direct access to any database have been proposed. Such things as special events that fire on login and log off to call user functions to prevent or deny access. Such features may offer some limited use for closed source systems,

This is very insecure as it allows anyone who can access your session the ability to perform DBA functions that you might not want to allow. -role role Supplies the role name to use for the username specified Database Ignoring Linger Setting 36 Chapter 16. Rebuild ICU dependencies Firebird uses the ICU library for some of its collations, and for indices on fields using those collations. When moving a database