What is the separator of Group_concat in MySQL?
GROUP_CONCAT concatenates the values in the name column from each row in the table, separating them with a comma (the default separator). MySQL converts the numbers to their string representations and concatenates them with the default separator ( ", " ). Lees verder »
What is the separator in Group_concat MySQL?
GROUP_CONCAT concatenates the values in the name column from each row in the table, separating them with a comma (the default separator). MySQL converts the numbers to their string representations and concatenates them with the default separator ( ", " ). Lees verder »
What is the syntax of Group_concat in MySQL?
Syntax. The syntax for the MySQL group_concat function is: group_concat ( [distinct] expressions [order by clause] [separator str_name]). Lees verder »
What is the return type of Group_concat?
This function returns a string result with the concatenated non-NULL values from a group. If any expr in GROUP_CONCAT evaluates to NULL, that tuple is not present in the list returned by GROUP_CONCAT. It returns NULL if all arguments are NULL, or there are no matching rows. Lees verder »
How to use group_concat in MySQL subquery?
`GROUP_CONCAT()` is used when you need to aggregate string data from multiple rows into a single row. It is typically used alongside the `GROUP BY` clause to provide meaningful grouped results. If `GROUP BY` is omitted, `GROUP_CONCAT()` will concatenate all rows into a single string across the entire dataset. Lees verder »
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