| Firebird Documentation Index → Firebird 2.1 Language Ref. Update → External functions (UDFs) |
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Table of Contents
absacosaddDayaddHouraddMilliSecondaddMinuteaddMonthaddSecondaddWeekaddYearascii_charascii_valasinatanatan2bin_andbin_orbin_xorceilingcoscoshcotdowdpowerfloorgetExactTimestampi64roundi64truncatelnloglog10lowerlpadltrimmod*nullif*nvlpirandrightround, i64roundrpadrtrimsdowsignsinsinhsqrtsrandsrightstring2blobstrlensubstrsubstrlentantanhtruncate, i64truncateExternal functions must be “declared” (made known) to the database before they can be used. Firebird ships with two external function libraries:
ib_udf – inherited from InterBase;
fbudf – a new library using descriptors, present as from Firebird 1.0 (Windows) and 1.5 (Linux).
Users can also create their own UDF libraries or acquire them from third parties.
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| Firebird Documentation Index → Firebird 2.1 Language Ref. Update → External functions (UDFs) |