Oracle9i SQL Reference Release 1 (9.0.1) Part Number A90125-01 |
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Functions, 135 of 166
to_dsinterval::=
to_dsinterval
TO_DSINTERVAL
converts a character string of CHAR
, VARCHAR2
, NCHAR
, or NVARCHAR2
datatype to an INTERVAL
DAY
TO
SECOND
type.
char
is the character string to be converted.
NLS_NUMERIC_CHARACTERS
. This argument can have the form:
NLS_NUMERIC_CHARACTERS = "dg"
where d
and g
represent the decimal character and group separator respectively.
The following example selects from the employees
table the employees who had already worked for the company for at least 100 days on January 1, 1985:
SELECT employee_id, last_name FROM employees WHERE hire_date - TO_DSINTERVAL('100 10:00:00') > DATE '1985-01-01'; EMPLOYEE_ID LAST_NAME ----------- --------------- 100 King 101 Kochhar 102 De Haan
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