diff --git a/README.md b/README.md index c35ba2e92..639a8aa73 100644 --- a/README.md +++ b/README.md @@ -263,9 +263,11 @@ Valid Values: true, false Default: false ``` -`strict=true` enables the strict mode in which MySQL warnings are treated as errors. +`strict=true` enables a driver-side strict mode in which MySQL warnings are treated as errors. This mode should not be used in production as it may lead to data corruption in certain situations. -By default MySQL also treats notes as warnings. Use [`sql_notes=false`](http://dev.mysql.com/doc/refman/5.7/en/server-system-variables.html#sysvar_sql_notes) to ignore notes. See the [examples](#examples) for an DSN example. +A server-side strict mode, which is safe for production use, can be set via the [`sql_mode`](https://dev.mysql.com/doc/refman/5.7/en/sql-mode.html) system variable. + +By default MySQL also treats notes as warnings. Use [`sql_notes=false`](http://dev.mysql.com/doc/refman/5.7/en/server-system-variables.html#sysvar_sql_notes) to ignore notes. ##### `timeout` @@ -331,9 +333,9 @@ root:pw@unix(/tmp/mysql.sock)/myDatabase?loc=Local user:password@tcp(localhost:5555)/dbname?tls=skip-verify&autocommit=true ``` -Use the [strict mode](#strict) but ignore notes: +Treat warnings as errors by setting the system variable [`sql_mode`](https://dev.mysql.com/doc/refman/5.7/en/sql-mode.html): ``` -user:password@/dbname?strict=true&sql_notes=false +user:password@/dbname?sql_mode=TRADITIONAL ``` TCP via IPv6: