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ACOS

Applies to ✅ Open Source Edition   ✅ Express Edition   ✅ Professional Edition   ✅ Enterprise Edition

The ACOS() function calculates the arc cosine of a numeric value.

SELECT acos(0);
create.select(acos(0)).fetch();

The result being

+------------+
|       acos |
+------------+
| 1.57079633 |
+------------+

Dialect support

This example using jOOQ:

acos(0)

Translates to the following dialect specific expressions:

Access

(atn((-0 / sqr(((-0 * 0) + 1)))) + (2 * atn(1)))

ASE, Aurora MySQL, Aurora Postgres, BigQuery, CockroachDB, DB2, Derby, DuckDB, Exasol, Firebird, H2, HSQLDB, Hana, Informix, MariaDB, MemSQL, MySQL, Oracle, Postgres, Redshift, SQLDataWarehouse, SQLServer, SQLite, Sybase, Teradata, Vertica, YugabyteDB

acos(0)

Snowflake, Trino

/* UNSUPPORTED */

(These are currently generated with jOOQ 3.20, see #10141), or translate your own on our website

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