Oracle SQL: Update a table with data from another table
This is called a correlated update Assuming the join results in a key-preserved view, you could also
sql-update
MySQL – UPDATE query based on SELECT Query
You can actually do this one of two ways: MySQL update join syntax: ANSI SQL syntax: Pick whichever one seems most natural to you.
MySQL error code: 1175 during UPDATE in MySQL Workbench
I found the answer. The problem was that I have to precede the table name with the schema name. i.e, the command should be: Thanks all.
mysql update multiple columns with same now()
Found a solution: I found this in MySQL Docs and after a few tests it works: the following statement sets col2 to the current (updated) col1 value, not the original col1 value. The result is that col1 and col2 have the same value. This behavior differs from standard SQL. UPDATE t1 SET col1 = col1 + 1, … Read more
Update statement to update multiple rows
I have a question regarding the following syntax. Is there a cleaner way to roll this up into one statement rather than two. I’ve tried several iterations but this seems to be the only way I can successfully execute these two statements. I tried this as well and I also tried using an AND statement. … Read more
SQL update from one Table to another based on a ID match
I have a database with account numbers and card numbers. I match these to a file to update any card numbers to the account number, so that I am only working with account numbers. I created a view linking the table to the account/card database to return the Table ID and the related account number, and now I need to update those … Read more
How to update multiple columns in single update statement in DB2
The update statement in all versions of SQL looks like: So, the answer is that you separate the assignments using commas and don’t repeat the set
Update multiple columns in SQL
The “tiresome way” is standard SQL and how mainstream RDBMS do it. With a 100+ columns, you mostly likely have a design problem… also, there are mitigating methods in client tools (eg generation UPDATE statements) or by using ORMs
How can I do an UPDATE statement with JOIN in SQL Server?
Syntax strictly depends on which SQL DBMS you’re using. Here are some ways to do it in ANSI/ISO (aka should work on any SQL DBMS), MySQL, SQL Server, and Oracle. Be advised that my suggested ANSI/ISO method will typically be much slower than the other two methods, but if you’re using a SQL DBMS other … Read more