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  1. About the Data Vault SQL Reference
  2. Introduction to SQL Reference for Informatica Data Vault
  3. Date and Time Arithmetic
  4. WHERE Clauses
  5. UNION Operator
  6. Parameterized Query
  7. Functions

Data Vault SQL Reference

Data Vault SQL Reference

LN

LN

A math function that returns the natural logarithm of the input expression. If the input expression evaluates to a negative number or
0
, an error message is returned.

LN Syntax

LN (double) LOG (double)

LN Example

Input
Output
120
4.78749174278205e+00
CREATE TABLE num_table (col1 SMALLINT); INSERT INTO num_table VALUES (120); 1 row affected SELECT LN(col1) FROM num_table; 1 row selected 1 ---------------------- 4.78749174278205e+00

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