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The CONCAT () function adds two or more expressions together. Note: Also look at the CONCAT_WS () function. Syntax. CONCAT (expression1, expression2, expression3,...) Parameter Values. Technical Details. Works in: From MySQL 4.0. More Examples. Example. Add three columns into one "Address" column:
Use the MySQL CONCAT() function to concatenate multiple strings into a single string. The CONCAT() function returns NULL if any string argument is NULL.
mysql> SELECT 'My' 'S' 'QL'; -> 'MySQL' If CONCAT() is invoked from within the mysql client, binary string results display using hexadecimal notation, depending on the value of the --binary-as-hex.
2 lut 2018 · It uses the CONCAT function: SELECT CONCAT(first_name, ' ', last_name) AS Name FROM test.student. There's also the CONCAT_WS (Concatenate With Separator) function, which is a special form of CONCAT(): SELECT CONCAT_WS(' ', first_name, last_name) from test.student.
10 lip 2024 · The CONCAT() function in MySQL is a versatile tool used for string concatenation. It allows you to combine two or more strings into a single string. This function is especially useful for data formatting, combining fields, and creating readable outputs from data.
MySQL CONCAT Function Details. CONVERT function concatenates 2 or more strings: SELECT CONCAT ('AB', 'CD', 'EF'); -- Result: ABCDEF. If Any Value is NULL, the Result is NULL. Take this into account when you concatenate string literals with column values that may contain NULL: SELECT CONCAT ('AB', NULL, 'EF'); -- Result: NULL.
The CONCAT function in MySQL is used to concatenate two or more strings into a single string. It allows you to combine the values of multiple columns or literal strings together.
