ABS

The ABS function returns the absolute value of Expression.

SQL syntax

ABS(Expression)

Parameters

ABS has the parameter:

Description

• If Expression is of type TT_DECIMAL or NUMBER, the data type returned is NUMBER with maximum precision and scale. Otherwise, ABS returns the same data type as the numeric data type of Expression.

• If the value of Expression is NULL, NULL is returned. If the value of the Expression is -INF, INF is returned.

Examples

Create table abstest and define columns with type BINARY_FLOAT and TT_INTEGER. Insert values -BINARY_FLOAT_INFINITY and -10. Call ABS to return the absolute value. You see INF and 10 are the returned values:

Command> CREATE TABLE abstest (col1 BINARY_FLOAT, col2 TT_INTEGER);
Command> INSERT INTO abstest VALUES 
         (-BINARY_FLOAT_INFINITY, -10);
1 row inserted.
Command> SELECT ABS (col1) FROM abstest;
< INF >
1 row found.
Command> SELECT ABS (col2) FROM abstest;
< 10 >
1 row found.