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ATAN

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

The ATAN() function calculates the arc tangent of a numeric value.

SELECT atan(1);
create.select(atan(1)).fetch();

The result being

+-------------+
|        atan |
+-------------+
| 0.785398163 |
+-------------+

Dialect support

This example using jOOQ:

atan(1)

Translates to the following dialect specific expressions:

Access

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

atan(1)

Snowflake, Trino

/* UNSUPPORTED */

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

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