FLOOR for negative value : FLOOR « Numerical Math Functions « Oracle PL/SQL Tutorial





SQL>
SQL> -- create demo table
SQL> create table myTable(
  2    id           NUMBER(2),
  3    value        NUMBER(6,2)
  4  )
  5  /

Table created.

SQL>
SQL> -- prepare data
SQL> insert into myTable(ID,  value)values (1,9)
  2  /

1 row created.

SQL> insert into myTable(ID,  value)values (2,2.11)
  2  /

1 row created.

SQL> insert into myTable(ID,  value)values (3,3.44)
  2  /

1 row created.

SQL> insert into myTable(ID,  value)values (4,-4.21)
  2  /

1 row created.

SQL> insert into myTable(ID,  value)values (5,10)
  2  /

1 row created.

SQL> insert into myTable(ID,  value)values (6,3)
  2  /

1 row created.

SQL> insert into myTable(ID,  value)values (7,-5.88)
  2  /

1 row created.

SQL> insert into myTable(ID,  value)values (8,123.45)
  2  /

1 row created.

SQL> insert into myTable(ID,  value)values (9,98.23)
  2  /

1 row created.

SQL>
SQL> select * from myTable
  2  /

        ID      VALUE
---------- ----------
         1          9
         2       2.11
         3       3.44
         4      -4.21
         5         10
         6          3
         7      -5.88
         8     123.45
         9      98.23

9 rows selected.

SQL>
SQL>
SQL> SELECT id, value,FLOOR(value) FROM myTable
  2  /

        ID      VALUE FLOOR(VALUE)
---------- ---------- ------------
         1          9            9
         2       2.11            2
         3       3.44            3
         4      -4.21           -5
         5         10           10
         6          3            3
         7      -5.88           -6
         8     123.45          123
         9      98.23           98

9 rows selected.

SQL>
SQL>
SQL>
SQL> -- clean the table
SQL> drop table myTable
  2  /

Table dropped.

SQL>
SQL>










14.12.FLOOR
14.12.1.FLOOR(x) gets the largest integer less than or equal to x.
14.12.2.Use FLOOR function to get the flooring value
14.12.3.FLOOR for negative value
14.12.4.FLOOR(5.8)
14.12.5.FLOOR(-5.2)
14.12.6.select round(345.678), ceil(345.678), floor(345.678)
14.12.7.Use floor to get the number of weeks
14.12.8.Use floor and mod to get the number of days