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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)
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;
Definition and Usage. The IF () function returns a value if a condition is TRUE, or another value if a condition is FALSE. 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:
25 sty 2024 · The basic comparison operators in MySQL are used to compare two values. Here are the common ones: Equal to (=) Greater than (>) Less than (<) Greater than or equal to (>=) Less than or equal to (<=) Not equal to (<> or !=) Equal to (=) To check if two values are equal, we use the=operator.
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.
28 maj 2024 · We can use it to perform conditional branching within the SELECT statement across various SQL databases, including SQL Server, MySQL, and PostgreSQL. Within SQL SELECT , we can use the WHEN-ELSE statement instead of the traditional IF-ELSE .
mysql> SELECT INTERVAL(23, 1, 15, 17, 30, 44, 200); -> 3 mysql> SELECT INTERVAL(10, 1, 10, 100, 1000); -> 2 mysql> SELECT INTERVAL(22, 23, 30, 44, 200); -> 0; IS boolean_value. Tests a value against a boolean value, where boolean_value can be TRUE, FALSE, or UNKNOWN.
