Neoview SQL Reference Manual (R2.5)

Extracts a substring from a character string.“SUBSTRING/SUBSTR Function” (page 471)
Translates a character string from a source character set
to a target character set.
“TRANSLATE Function” (page 479)
Removes leading or trailing characters from a character
string.
“TRIM Function” (page 480)
Upshifts alphanumeric characters. You can also use
UPSHIFT or UPPER.
“UCASE Function” (page 481)
Upshifts alphanumeric characters. You can also use
UPSHIFT or UCASE.
“UPPER Function” (page 482)
Upshifts alphanumeric characters. You can also use UPPER
or UCASE.
“UPSHIFT Function” (page 483)
See the individual entry for the function.
Datetime Functions
These functions use either a datetime value expression as an argument or return a result of
datetime data type:
Adds the integer number of months specified by
intr_expr to datetime_expr and normalizes the
result.
“ADD_MONTHS Function” (page 346)
Converts a Julian timestamp to a TIMESTAMP value.“CONVERTTIMESTAMP Function” (page 368)
Returns the current timestamp. You can also use the
“CURRENT_TIMESTAMP Function”.
“CURRENT Function” (page 373)
Returns the current date.“CURRENT_DATE Function” (page 374)
Returns the current time.“CURRENT_TIME Function” (page 376)
Returns the current timestamp. You can also use the
“CURRENT Function”.
“CURRENT_TIMESTAMP Function” (page 377)
Adds the interval specified by interval_expression
to datetime_expr.
“DATE_ADD Function” (page 379)
Extracts the datetime field specified by text from the
interval value specified by interval and returns the
result as an exact numeric value.
“DATE_PART Function (of an Interval)” (page 384)
Extracts the datetime field specified by text from the
datetime value specified by timestamp and returns the
result as an exact numeric value.
“DATE_PART Function (of a Timestamp)” (page 385)
Subtracts the specified interval_expression from
datetime_expr.
“DATE_SUB Function” (page 380)
Returns the date with the time portion of the day
truncated.
“DATE_TRUNC Function” (page 386)
Adds the interval specified by datepart and num_expr
to datetime_expr.
“DATEADD Function” (page 381)
Returns the integer value for the number of datepart
units of time between startdate and enddate.
“DATEDIFF Function” (page 382)
Formats a datetime value for display purposes.“DATEFORMAT Function” (page 383)
Returns an integer value in the range 1 through 31 that
represents the corresponding day of the month. You can
also use DAYOFMONTH.
“DAY Function” (page 387)
Returns the name of the day of the week from a date or
timestamp expression.
“DAYNAME Function” (page 388)
Categories 339