Firebird 2.1 Language Reference Update

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External functions (UDFs) Description: Returns the bitwise XOR result of the arguments. Result type: INTEGER Syntax: bin_xor (num1, num2) Declaration: DECLARE EXTERNAL FUNCTION bin_xor INTEGER, INTEGER RETURNS INTEGER BY VALUE ENTRY_POINT 'IB_UDF_bin_xor' MODULE_NAME 'ib_udf' Library: ib_udf Added in: IB Better alternative: Internal function CEIL() / CEILING() ceiling Description: Returns the smallest whole number that is greater than or equal to the argument. Result type: DOUBLE PRECISION Syntax: ceiling (number) Declaration: DECLARE EXTERNAL FUNCTION ceiling DOUBLE PRECISION RETURNS DOUBLE PRECISION BY VALUE ENTRY_POINT 'IB_UDF_ceiling' MODULE_NAME 'ib_udf' Library: ib_udf Added in: IB Better alternative: Internal function COS() cos Description: Returns an angle's cosine. The argument must be given in radians. 173
Result type: DOUBLE PRECISION Syntax: cos (angle) Declaration: External functions (UDFs) DECLARE EXTERNAL FUNCTION cos DOUBLE PRECISION RETURNS DOUBLE PRECISION BY VALUE ENTRY_POINT 'IB_UDF_cos' MODULE_NAME 'ib_udf' Library: ib_udf Added in: IB Better alternative: Internal function COSH() cosh Description: Returns the hyperbolic cosine of the argument. Result type: DOUBLE PRECISION Syntax: cosh (number) Declaration: DECLARE EXTERNAL FUNCTION cosh DOUBLE PRECISION RETURNS DOUBLE PRECISION BY VALUE ENTRY_POINT 'IB_UDF_cosh' MODULE_NAME 'ib_udf' Library: ib_udf Added in: IB Better alternative: Internal function COT() cot Description: Returns an angle's cotangent. The argument must be given in radians. Result type: DOUBLE PRECISION 174
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Firebird 2.1 Language Reference Upd
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Table of Contents 1. Introduction .
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Firebird 2.1 Language Ref. Update F
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Firebird 2.1 Language Ref. Update A
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Firebird 2.1 Language Ref. Update s
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Chapter 1 Introduction Subject matt
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Chapter 2 Reserved words and keywor
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LOCK LOG LOG10 LPAD MATCHED MATCHIN
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Chapter 3 Available in: DSQL, PSQL
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Example: select name, age, case upp
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Data types and subtypes • Partial
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Added in: 1.0, 1.5, 1.5.1, 2.0, 2.1
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Chapter 5 DDL statements The statem
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With a special attribute (case-sens
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DIFFERENCE FILE parameter Added in:
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CREATE DOMAIN Available in: DSQL, E
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Example: DDL statements create exce
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Syntax: Example: ALTER EXTERNAL FUN
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DDL statements -- the following que
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DDL statements PROCEDURE A stored p
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DDL statements Description: Firebir
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DDL statements NOT NULL in variable
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CREATE GENERATOR Available in: DSQL
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Better alternative: DROP SEQUENCE D
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) DDL statements lastname varchar(2
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USING INDEX subclause Available in:
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ALTER COLUMN: SET DEFAULT Available
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UNIQUE constraints now allow NULLs
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Example: DDL statements create trig
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Multi-action triggers Added in: 1.5
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NOT NULL in variable declarations C
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DDL statements Restriction on recre
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DDL statements got a chance to put
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ORDER BY Available in: DSQL, PSQL A
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DML statements ROWS can also be use
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DML statements COLLATE in variable
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The same call in ESQL (with obligat
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DML statements Description: A SELEC
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DML statements Aggregate functions
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Syntax: Example: Notes: ::= DML
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DML statements select d.dept_no, d.
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DML statements FIRST and SKIP are b
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DML statements select strlen(lastna
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DML statements Description: A natur
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DML statements • Only non-negativ
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Example: DML statements plan (MyTab
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UNIONs in subqueries Changed in: 2.
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Restrictions DML statements • The
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DML statements Description: Limits
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Chapter 7 Available in: DSQL Added
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Transaction control statements If t
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Transaction control statements •
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Chapter 8 PSQL statements PSQL - Pr
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PSQL statements • If sql_datatype
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Warning PSQL statements If you chan
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PSQL statements exception ex_bad_ty
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PSQL statements as declare variable
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Examples: PSQL statements thoroughl
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leave; end end c = 0; PSQL statemen
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Chapter 9 Available in: DSQL, PSQL
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Changed in: 2.0 Context variables D
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Context variables its execution was
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Context variables Description: OLD
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Chapter 10 Changed in: 2.0 Operator
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UNION as subselect Changed in: 2.0
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Chapter 11 Aggregate functions Aggr
Page 134 and 135: Chapter 12 Available in: DSQL, PSQL
Page 136 and 137: • If the argument is NULL, NULL i
Page 138 and 139: Result type: INTEGER or BIGINT Synt
Page 140 and 141: Result type: INTEGER Syntax: BIT_LE
Page 142 and 143: Internal functions This gives you c
Page 144 and 145: Available in: DSQL, PSQL Added in:
Page 148 and 149: Example: The equivalent CASE constr
Page 150 and 151: WEEK Bug alert Internal functions M
Page 152 and 153: Added in: 2.1 Internal functions De
Page 154 and 155: Internal functions • If x is nega
Page 156 and 157: Examples: Internal functions lpad (
Page 158 and 159: Internal functions This will return
Page 160 and 161: Internal functions overlay ('Goodby
Page 164 and 165: Internal functions Description: Cre
Page 166 and 167: Internal functions reverse ('Was it
Page 168 and 169: Added in: 2.1 Internal functions De
Page 170 and 171: Syntax: SINH (number) Important Int
Page 174 and 175: Notes: Internal functions • If th
Page 176 and 177: Description: Returns the arc cosine
Page 178 and 179: Declaration: External functions (UD
Page 180 and 181: Library: ib_udf Changed in: 1.0, 2.
Page 182 and 183: Better alternative: Internal functi
Page 186 and 187: Syntax: cot (angle) Declaration: Ex
Page 188 and 189: Declaration: External functions (UD
Page 190 and 191: Library: ib_udf Added in: IB Change
Page 192 and 193: Changed in: 1.5, 1.5.2, 2.0 Better
Page 194 and 195: External functions (UDFs) DECLARE E
Page 196 and 197: See sright. Library: fbudf Added in
Page 198 and 199: Notes: External functions (UDFs) Fo
Page 200 and 201: Syntax: sign (number) Declaration:
Page 202 and 203: Library: fbudf Added in: 1.0 (Win),
Page 204 and 205: Notes: External functions (UDFs) th
Page 206 and 207: Better alternative: Internal functi
Page 208 and 209: Appendix A: Notes Character set NON
Page 210 and 211: Table A.1. How TPB settings affect
Page 212 and 213: Notes A note on CSTRING parameters
Page 214 and 215: Notes Maximum number of indices in
Page 216 and 217: Document History DDL statements ::
Page 218 and 219: Document History Internal functions
Page 220: Appendix C: License notice The cont
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Firebird 2.1 Language Reference Update

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