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ALTER EXTERNAL FUNCTION

Available in: DSQL

Added in: 2.0

Description

Alters an external function's module name and/or entry point. Existing dependencies are preserved.

Syntax

 ALTER EXTERNAL FUNCTION funcname
    <modification> [<modification>]

    <modification> ::= ENTRY_POINT 'new-entry-point'
                       | MODULE_NAME 'new-module-name'

Example

 alter external function Phi module_name 'NewUdfLib'

See also:
External functions (UDFs)
User-defined function (UDF)
UDFs callable as void functions
DECLARE EXTERNAL FUNCTION (incorporating a new UDF library)
DECLARE EXTERNAL FUNCTION
DROP EXTERNAL FUNCTION
Threaded Server and UDFs
DDL - Data Definition Language
Passing NULL to UDFs in Firebird 2
How to write an internal UDF function
Firebird Null Guide: NULL <–> non-NULL conversions you didn't ask for

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<< DECLARE EXTERNAL FUNCTION | FB 2.5 Language Reference | FILTER >>
<< DECLARE EXTERNAL FUNCTION | FB 2.1 Language Reference | FILTER >>
<< ALTER DOMAIN | FB 2.0 Language Reference | ALTER PROCEDURE >>