Remove unused indexes to fit into myisam constraints

Author: henadzit

.github/workflows/codspeed.yml

@@ -1,6 +1,9 @@
 name: CodSpeed
 
 on:
+  push:
+    branches:
+      - main
   pull_request:
   # `workflow_dispatch` allows CodSpeed to trigger backtest
   # performance analysis in order to generate initial data.
@@ -14,6 +17,7 @@ jobs:
       - uses: actions/checkout@v4
       - uses: actions/setup-python@v5
         with:
+          # 3.12 is the minimum reqquired version for profiling enabled
           python-version: "3.12"
 
       - name: Install and configure Poetry

tests/testmodels.py

@@ -1003,13 +1003,13 @@ class CallableDefault(Model):
 class BenchmarkFewFields(Model):
     timestamp = fields.DatetimeField(auto_now_add=True)
     level = fields.SmallIntField(index=True)
-    text = fields.CharField(max_length=255, index=True)
+    text = fields.CharField(max_length=255)
 
 
 class BenchmarkManyFields(Model):
     timestamp = fields.DatetimeField(auto_now_add=True)
     level = fields.SmallIntField(index=True)
-    text = fields.CharField(max_length=255, index=True)
+    text = fields.CharField(max_length=255)
 
     col_float1 = fields.FloatField(default=2.2)
     col_smallint1 = fields.SmallIntField(default=2)