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01-documentation
01-01-developer-studio
01-02-server-tools
01-03-faqs
01-04-firebird4
01-05-database-technology
01-06-white-papers
01-07-lazarus-documentation
01-08-firebird-documentation
01-09-sql-language-references
firebird2.0-language-reference
firebird2.1-language-reference
aggregate-functions
context-variables
ddl-statements
dml-statements
external-functions
internal-functions
abs
acos
ascii_char
ascii_val
asin
atan
atan2
bin_and
bin_or
bin_shl
bin_shr
bin_xor
bit_length
cast
ceil-ceiling
char_length-character_length
coalesce
cos
cosh
cot
dateadd
datediff
decode
exp
extract
floor
gen_id
gen_uuid
hash
iif
left
ln
log
log10
lower
lpad
maxvalue
minvalue
mod
nullif
octet_length
overlay
pi
position
power
rand
rdb_get_context
rdb_set_context
replace
reverse
right
round
rpad
sign
sin
sinh
sqrt
substring
tan
tanh
trim
trunc
upper
operators-and-predicates
psql-statements
transaction-control-statements
appendix-a-notes
appendix-b-document-history
appendix-c-license-notice
data-types-and-subtypes
introduction
miscellaneouos-language-elements
reserved-words-and-keywords
firebird2.5-language-reference-update
language-reference
interbase6.0-dsql-syntax
01-10-firebird-command-line-utilities
01-12-firebird_interbase-character-sets
01-13-miscellaneous
01-11-interbase-documentation
01-firebird
02-ibexpert
03-ibexpert-ibeblock
04-ibexpert-udf-functions
05-ibexpert-ibeblock-functions
06-ibexpert-ibeblock-examples
07-procedural-extensions-of-ibeblock
1.1
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Internal functions
ABS()
ACOS()
ASCII_CHAR()
ASCII_VAL()
ASIN()
ATAN()
ATAN2()
BIN_AND()
BIN_OR()
BIN_SHL()
BIN_SHR()
BIN_XOR()
BIT_LENGTH()
CAST()
CEIL(), CEILING()
CHAR_LENGTH(), CHARACTER_LENGTH()
COALESCE()
COS()
COSH()
COT()
DATEADD()
DATEDIFF()
DECODE()
EXP()
EXTRACT()
FLOOR()
GEN_ID()
GEN_UUID()
HASH()
IIF()
LEFT()
LN()
LOG()
LOG10()
LOWER()
LPAD()
MAXVALUE()
MINVALUE()
MOD()
NULLIF()
OCTET_LENGTH()
OVERLAY()
PI()
POSITION()
POWER()
RAND()
RDB$GET_CONTEXT()
RDB$SET_CONTEXT()
REPLACE()
REVERSE()
RIGHT()
ROUND()
RPAD()
SIGN()
SIN()
SINH()
SQRT()
SUBSTRING()
TAN()
TANH()
TRIM()
TRUNC()
UPPER()