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26 kwi 2016 · Simply use SIGN() in mysql It returns 1 as a positive value and -1 is a negative value. Example. SELECT SIGN(500); -- (Output is 1) SELECT SIGN(2500); -- (Output is 1) SELECT SIGN(-999); -- (Output is -1) SELECT SIGN(-5); -- (Output is -1)
Use SIGN(). It returns "0" for 0, "1" for positive and "-1" for negative values. SELECT DECODE( SIGN(money_return), 0, money_return, 1, money_return * 10, - 1, ABS(money_return) ) FROM CASH_T;
19 paź 2018 · In MySQL, the SIGN() function returns the sign of a number. That is, it indicates whether or not the value is a positive number, a negative number, or zero. You provide the value as an argument when calling the function.
Syntax. IF (condition, value_if_true, value_if_false) Parameter Values. Technical Details. Works in: From MySQL 4.0. More Examples. Example. Return 5 if the condition is TRUE, or 10 if the condition is FALSE: SELECT IF (500<1000, 5, 10); Try it Yourself » Example. Test whether two strings are the same and return "YES" if they are, or "NO" if not:
24 lut 2024 · To handle negative number rows effectively, we can use the ABS() function to convert negative numbers to positive numbers before using the MINUS operator. For example, the following query will return the expected result set:
The SQL SIGN () function is used to determine whether a number is positive, negative, or zero. Assume we have a table with a column that stores the value in both negative and positive integers. Then, to detect the positive and negative numbers, we can use the SIGN () function.
5 wrz 2022 · How to detect if value is number in MySQL? This answer is similar to Dmitry, but it will allow for decimals as well as positive and negative numbers. use a UDF (user defined function). select isnumber (mycol) mycol1, col2, colx from tablex; — will return 1s and 0s for column mycol1
