remove mysql leftover (#10694)

* ruff

* ruff

* rebase

* udpate

* fix

* fix

* fix

dojo/components/sql_group_concat.py

@@ -18,14 +18,6 @@ def __init__(
             **extra,
         )
 
-    def as_mysql(self, compiler, connection):
-        return super().as_sql(
-            compiler,
-            connection,
-            template="%(function)s(%(distinct)s%(expressions)s%(ordering)s%(separator)s)",
-            separator=f" SEPARATOR '{self.separator}'",
-        )
-
     def as_sql(self, compiler, connection, **extra):
         return super().as_sql(
             compiler,

dojo/metrics/utils.py

@@ -8,9 +8,7 @@
 
 from dateutil.relativedelta import relativedelta
 from django.contrib import messages
-from django.db import connection
 from django.db.models import Case, Count, F, IntegerField, Q, Sum, Value, When
-from django.db.models.expressions import RawSQL
 from django.db.models.functions import Coalesce, ExtractDay, Now, TruncMonth, TruncWeek
 from django.db.models.query import QuerySet
 from django.http import HttpRequest
@@ -539,18 +537,7 @@ def get_in_period_details(
     ).order_by("product_name")
 
     # Approach to age determination is db-engine dependent
-    if "postgresql" in connection.settings_dict["ENGINE"]:
-        age_detail = findings.annotate(age=ExtractDay(Coalesce("mitigated", Now()) - F("date")))
-    elif "mysql" in connection.settings_dict["ENGINE"]:
-        # MySQL doesn't support durations natively and using an expression with subtraction yields unwanted results,
-        # so datediff() it is.
-        finding_table = Finding.objects.model._meta.db_table
-        age_detail = findings.annotate(
-            age=RawSQL(f"DATEDIFF(COALESCE({finding_table}.mitigated, CURRENT_TIMESTAMP), {finding_table}.date)", []),
-        )
-    else:
-        raise ValueError
-
+    age_detail = findings.annotate(age=ExtractDay(Coalesce("mitigated", Now()) - F("date")))
     age_detail = age_detail.aggregate(
         age_under_30=Sum(Case(When(age__lte=30, then=Value(1))), default=Value(0), output_field=IntegerField()),
         age_31_60=Sum(Case(When(age__range=[31, 60], then=Value(1))), default=Value(0), output_field=IntegerField()),

dojo/settings/settings.dist.py

@@ -1680,10 +1680,6 @@ def saml2_attrib_map_format(dict):
 # override filter to ensure sensitive variables are also hidden when DEBUG = True
 DEFAULT_EXCEPTION_REPORTER_FILTER = "dojo.settings.exception_filter.CustomExceptionReporterFilter"
 
-# As we require `innodb_large_prefix = ON` for MySQL, we can silence the
-# warning about large varchar with unique indices.
-SILENCED_SYSTEM_CHECKS = ["mysql.E001"]
-
 # Issue on benchmark : "The number of GET/POST parameters exceeded settings.DATA_UPLOAD_MAX_NUMBER_FIELD S"
 DATA_UPLOAD_MAX_NUMBER_FIELDS = 10240
 

dojo/settings/template-env

@@ -10,7 +10,7 @@ DD_SECRET_KEY=#DD_SECRET_KEY#
 # Key for encrypting credentials in the manager
 DD_CREDENTIAL_AES_256_KEY=#DD_CREDENTIAL_AES_256_KEY#
 
-# Database URL, options: postgres://, mysql://, sqlite://, to use unsafe characters encode with urllib.parse.encode
+# Database URL, options: postgres://, to use unsafe characters encode with urllib.parse.encode
 DD_DATABASE_URL=#DD_DATABASE_URL#
 
 # Hosts/domain names that are valid for this site;