![]() In this tutorial, you have learned how to use the ROUND function to round a number to a specific precision. ORDER BY department_name Code language: SQL (Structured Query Language) ( sql ) SELECTĭepartments d ON d.department_id = e.department_id ![]() The following statement uses the ROUND function to round the average salary of employees in each department to the nearest integers. See the following employees and departments tables in the sample database. (1 row) Code language: SQL (Structured Query Language) ( sql ) SQL ROUND example SELECT ROUND( 109.59) Code language: SQL (Structured Query Language) ( sql ) round For example, the following statement returns 110, which is the nearest integer. If you pass a single argument, the ROUND function rounds the number up the nearest integer. Solved Postgres sql round to 2 decimal places 9to5Answer Assuming totalsales and totalcustomers are integer columns, the expression totalsales / totalorders yields an integer. Note that Oracle, PostgreSQL, and MySQL has a version of the ROUND function that accepts a single argument. Some database systems such as Microsoft SQL Sever, IBM DB2, Sybase ASE display the zero (.00) after the decimal point of the number while the other e.g., Oracle database, PostgreSQL, MySQL do not. In addition, the numbers on the right side of the decimal point went to zero. In the above statement, the ROUND function rounded up the last digit of the number on the left of the decimal point. If the precision is a negative integer, the ROUND function will round numbers on the left side of the decimal point, for example: SELECT ROUND( 109.14, -1) Code language: SQL (Structured Query Language) ( sql ) round SELECT ROUND( 100.14, 1) Code language: SQL (Structured Query Language) ( sql ) round ![]() (1 row) Code language: SQL (Structured Query Language) ( sql )īecause the precision is 1, the ROUND function rounds a number up to the nearest decimal. SELECT ROUND( 100.19, 1) Code language: SQL (Structured Query Language) ( sql ) round The following statement rounds a number to one decimal place. precision can only take a positive or negative integer.numeric_expression is a numeric expression that evaluates to a number.SQL Round an Average to 2 Decimal Places in PostgreSQL WebMay 18. The ROUND function accepts two arguments. Notice its type is DECIMAL(8,2), meaning there are two decimals within a. ROUND(numeric_expression,precision) Code language: SQL (Structured Query Language) ( sql ) The following illustrates the syntax of the ROUND function. The ROUND function is a math function that rounds a number to a specific length or precision. ![]() Summary: in this tutorial, you will learn how to use the SQL ROUND function to round a number to a specific precision. ![]()
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