Ignore mysql error messages when executing an sql file

Question

I am copying records from one table to another and there is a chance that some records may already be in the second table i am copying the records to.

Since there are lo

Answer 1

As documented under INSERT Syntax:

The INSERT statement supports the following modifiers:

[ deletia ]

• If you use the IGNORE keyword, errors that occur while executing the INSERT statement are treated as warnings instead. For example, without IGNORE, a row that duplicates an existing UNIQUE index or PRIMARY KEY value in the table causes a duplicate-key error and the statement is aborted. With IGNORE, the row still is not inserted, but no error is issued.

Answer 2

Try this:

zcat db.sql.gz | sed -e 's/INSERT/INSERT IGNORE/' | mysql -u user -p dbname