Virtual and stored generated columns are both available in MySQL. Every time data is read, the virtual columns are calculated instantly, but when data is
Category: MySQL
MySQL Generated column from another table
No, if this is what you are trying to achieve, then it isn’t supported in any SQL product. Sometimes we may require a generated/computed column
MATCH and AGAINST in MySQLf
The MATCH() AGAINST() syntax is used to conduct full-text searches. The columns to be searched are listed in a comma-separated list that MATCH() accepts. AGAINST
1191 – Can’t find FULLTEXT index matching the column list
If you see the following error notice while conducting a full-text search in a column of a table, it signifies that the column doesn’t have
Multiple Tables Row Count in Single Query
The following MySQL query can be used to view multiple tables’ row counts in one single SELECT statement. CREATE TABLE Dept( EmployeeDetails VARCHAR(100)); INSERT INTO
GROUP_CONCAT in MySQL
GROUP_CONCAT() is a function that merges the data from multiple rows into one field. It is a GROUP BY function that returns a string. The
Big Data and SQL 