Function |
Description |
ASCII |
Returns the ASCII value for the specific character |
CHAR_LENGTH |
Returns the length of a string (in characters) |
CHARACTER_LENGTH |
Returns the length of a string (in characters) |
CONCAT |
Adds two or more expressions together |
CONCAT_WS |
Adds two or more expressions together with a separator |
FIELD |
Returns the index position of a value in a list of values |
FIND_IN_SET |
Returns the position of a string within a list of strings |
FORMAT |
Formats a number to a format like "#,###,###.##", rounded to a specified number of decimal places |
INSERT |
Inserts a string within a string at the specified position and for a certain number of characters |
INSTR |
Returns the position of the first occurrence of a string in another string |
LCASE |
Converts a string to lower-case |
LEFT |
Extracts a number of characters from a string (starting from left) |
LENGTH |
Returns the length of a string (in bytes) |
LOCATE |
Returns the position of the first occurrence of a substring in a string |
LOWER |
Converts a string to lower-case |
LPAD |
Left-pads a string with another string, to a certain length |
LTRIM |
Removes leading spaces from a string |
MID |
Extracts a substring from a string (starting at any position) |
POSITION |
Returns the position of the first occurrence of a substring in a string |
REPEAT |
Repeats a string as many times as specified |
REPLACE |
Replaces all occurrences of a substring within a string, with a new substring |
REVERSE |
Reverses a string and returns the result |
RIGHT |
Extracts a number of characters from a string (starting from right) |
RPAD |
Right-pads a string with another string, to a certain length |
RTRIM |
Removes trailing spaces from a string |
SPACE |
Returns a string of the specified number of space characters |
STRCMP |
Compares two strings |
SUBSTR |
Extracts a substring from a string (starting at any position) |
SUBSTRING |
Extracts a substring from a string (starting at any position) |
SUBSTRING_INDEX |
Returns a substring of a string before a specified number of delimiter occurs |
TRIM |
Removes leading and trailing spaces from a string |
UCASE |
Converts a string to upper-case |
UPPER |
Converts a string to upper-case |