See also
Operator | Description |
---|---|
LIKE | Matches a simple pattern |
NOT LIKE | Negation of simple pattern matching |
STRCMP() | Compare two strings |
NOT REGEXP | Negation of REGEXP |
REGEXP | Returns values that match a regular expression pattern |
RLIKE | Synonym for REGEXP |
Operator | Description |
---|---|
ASCII() | Return numeric value of left-most character |
BIN() | Return a string representation of the argument |
CHAR() | Return the character for each integer passed |
HEX() | Return a hexadecimal representation of a decimal or string value |
LOWER() | Return the argument in lowercase |
LCASE() | Synonym for LOWER() |
UCASE() | Synonym for UPPER() |
UNHEX() | Convert each pair of hexadecimal digits to a character |
UPPER() | Convert to uppercase |
Operator | Description |
---|---|
BIT_LENGTH() | Return length of argument in bits |
CHAR_LENGTH() | Return number of characters in argument |
LENGTH() | Return the length of a string in bytes |
OCTET_LENGTH() | A synonym for LENGTH() |
Operator | Description |
---|---|
CONCAT() | Returns a concatenated string |
TRIM() | Remove leading and trailing spaces |
LTRIM() | Remove leading spaces |
RTRIM() | Remove trailing spaces |
Operator | Description |
---|---|
FIELD() | Return the index (position) of the first argument in the sequent arguments |
FIND_IN_SET() | Return the index position of the first argument within the second argument |
INSTR() | Return the index of the first occurrence of substring |
LEFT() | Return the leftmost number of characters as specified |
INSERT() | Insert a substring at the specified position up to the specified number of characters |
LOCATE() | Return the position of the first occurrence of substring |
POSITION() | A synonym for LOCATE() |
Operator | Description |
---|---|
ELT() | Return string at index number |
EXPORT_SET() | Return a string |
FORMAT() | Return a number formatted to specified number of decimal places |
LOAD_FILE() | Load the named file |
LPAD() | Return the string argument, left-padded with the specified string |
MAKE_SET() | Return a set of comma-separated strings that have the corresponding bit in bits set |
MATCH | Perform full-text search |
MID() | Return a substring starting from the specified position |
ORD() | Return character code for leftmost character of the argument |
QUOTE() | Escape the argument for use in an SQL statement |
REPEAT() | Repeat a string the specified number of times |
REPLACE() | Replace occurrences of a specified string |
REVERSE() | Reverse the characters in a string |
RIGHT() | Return the specified rightmost number of characters |
RPAD() | Append string the specified number of times |
SOUNDEX() | Return a soundex string |
SUBSTR() | Return the substring as specified |
SUBSTRING_INDEX() | Return a substring from a string before the specified number of occurrences of the delimiter |
SUBSTRING() | Return the substring as specified |