SQL/MySQL/Math/ABS

Abstract value demo

   <source lang="sql">

/* mysql> select ABS(0); +--------+ | ABS(0) | +--------+ | 0 | +--------+ 1 row in set (0.00 sec) mysql> select ABS(-1); +---------+ | ABS(-1) | +---------+ | 1 | +---------+ 1 row in set (0.00 sec) mysql> select ABS(1); +--------+ | ABS(1) | +--------+ | 1 | +--------+ 1 row in set (0.01 sec)

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select ABS(0); select ABS(-1); select ABS(1);

      </source>
   
  

Use ABS 2

   <source lang="sql">

/* mysql> select ABS(-4.05022); +---------------+ | ABS(-4.05022) | +---------------+ | 4.05022 | +---------------+ 1 row in set (0.01 sec)

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select ABS(-4.05022);

      </source>