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ASCII Function....................................................................................................................................289
Example of ASCII..........................................................................................................................289
ASIN Function.....................................................................................................................................290
Examples of ASIN..........................................................................................................................290
ATAN Function...................................................................................................................................291
Examples of ATAN........................................................................................................................291
ATAN2 Function.................................................................................................................................292
Example of ATAN2........................................................................................................................292
AVG Function......................................................................................................................................293
Considerations for AVG.................................................................................................................293
Data Type of the Result............................................................................................................293
Operands of the Expression.....................................................................................................293
Nulls.........................................................................................................................................293
Examples of AVG...........................................................................................................................293
CASE (Conditional) Expression..........................................................................................................295
Considerations for CASE...............................................................................................................296
Data Type of the CASE Expression..........................................................................................296
Character Data Type.................................................................................................................296
Numeric Data Type..................................................................................................................296
Datetime Data Type..................................................................................................................296
Interval Data Type....................................................................................................................296
Examples of CASE.........................................................................................................................296
CAST Expression.................................................................................................................................298
Considerations for CAST...............................................................................................................298
Valid Conversions for CAST .........................................................................................................298
Examples of CAST.........................................................................................................................299
CEILING Function..............................................................................................................................300
Example of CEILING.....................................................................................................................300
CHAR Function...................................................................................................................................301
Example of CHAR.........................................................................................................................301
CHAR_LENGTH Function.................................................................................................................302
Considerations for CHAR_LENGTH............................................................................................302
CHAR and VARCHAR Operands............................................................................................302
Examples of CHAR_LENGTH......................................................................................................302
COALESCE Function..........................................................................................................................303
Example of COALESCE.................................................................................................................303
CODE_VALUE Function.....................................................................................................................304
Example of CODE_VALUE Function............................................................................................304
CONCAT Function..............................................................................................................................305
Concatenation Operator (||).........................................................................................................305
Considerations for CONCAT.........................................................................................................305
Operands..................................................................................................................................305
SQL Parameters........................................................................................................................305
Examples of CONCAT...................................................................................................................305
CONVERTTIMESTAMP Function......................................................................................................307
Considerations for CONVERTTIMESTAMP.................................................................................307
Relationship to the JULIANTIMESTAMP Function................................................................307
Use of CONVERTTIMESTAMP...............................................................................................307
Examples of CONVERTTIMESTAMP...........................................................................................307
COS Function......................................................................................................................................308
Example of COS.............................................................................................................................308
COSH Function...................................................................................................................................309
Example of COSH..........................................................................................................................309
COUNT Function................................................................................................................................310
Considerations for COUNT...........................................................................................................310
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