How do you UPDATE a field from another field in SQL?

Question

In such a case, you can use the following UPDATE statement syntax to update column from one table, based on value of another table. UPDATE first_table, second_table SET first_table.column1 = second_table.column2 WHERE first_table.id = second_table. 26 нояб. 2020 г.

How can I update a column from another table in SQL Server?

SQL Server UPDATE JOIN1First, specify the name of the table (t1) that you want to update in the UPDATE clause.2Next, specify the new value for each column of the updated table.3Then, again specify the table from which you want to update in the FROM clause.

How do I update a data field in SQL?

The UPDATE statement changes existing data in one or more rows in a table.1First, specify the table name that you want to change data in the UPDATE clause.2Second, assign a new value for the column that you want to update. ... 3Third, specify which rows you want to update in the WHERE clause.

How do you update a table with data from another table?

Use a Field in One Table to Update a Field in Another Table1Create a standard Select query. ... 2Select Query → Update to change the type of query to an update action query.3Drag the field to be updated in the target table to the query grid. ... 4Optionally specify criteria to limit the rows to be updated.

Expert · Answer