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You can use 'sign' with a decode. Sign will return -1 for any negative, 0 for 0, and 1 for any positive: select decode(sign(money_return), -1, abs(money_return), 1, money_return*10, money_return) from cash_t;
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)
It can be quite tricky to handle numbers with PHP/MySQL. If you use decimal(10,2) and your number is longer or has higher precision it will be truncated without error (unless you set proper mode for your db server).
For exact-value numbers, ROUND() uses the “ round half away from zero ” or “ round toward nearest ” rule: A value with a fractional part of .5 or greater is rounded up to the next integer if positive or down to the next integer if negative. (In other words, it is rounded away from zero.)
11 sie 2023 · Storing currency values in a database might seem like a trivial task, but it can become complicated due to issues like precision and rounding errors. This article will discuss several strategies for storing currency or money in a MySQL database, along with their pros and cons.
28 wrz 2020 · SIGN() function in MySQL is used to return the sign of the given number. It returns 1 if the number is positive, -1 if the number is negative and 0 for zero. Syntax : SIGN(X) Parameter : SIGN() function accepts one parameter as input and will give you the results in values like Positive(+1),Negative(-1) and Zero(0).
2 cze 2017 · A good thing to do would be to use EXPLAIN on both of these statements to see how MySQL executes each of them. They may match identically.
