[COST-4930] Add AWS EC2 Compute summary table (#5069)

* [COST-4930] Add AWS EC2 Compute summary table

* seperate migration from model creation

koku/reporting/provider/aws/models.py

@@ -169,6 +169,74 @@ class Meta:
     source_uuid = models.UUIDField(unique=False, null=True)
 
 
+class AWSCostEntryLineItemSummaryByEC2Compute(models.Model):
+    """Represents a monthly aggregation of EC2 compute instance usage hours and costs.
+
+    This table stores monthly aggregated data for EC2 compute instances,
+    detailing usage hours, associated costs and other key attributes.
+    """
+
+    class PartitionInfo:
+        partition_type = "RANGE"
+        partition_cols = ["usage_start"]
+
+    class Meta:
+        """Meta for AWSCostEntryLineItemSummaryByEC2ComputeResource."""
+
+        db_table = "reporting_awscostentrylineitem_summary_by_ec2_compute"
+
+        indexes = [
+            # 'ec2c' for EC2 Compute
+            models.Index(fields=["usage_start"], name="ec2c_usage_start_idx"),
+            models.Index(fields=["usage_account_id"], name="ec2c_usage_account_id_idx"),
+            models.Index(fields=["account_alias"], name="ec2c_account_alias_idx"),
+            models.Index(fields=["resource_id"], name="ec2c_resource_id_idx"),
+            models.Index(fields=["instance_name"], name="ec2c_instance_name_idx"),
+            models.Index(fields=["instance_type"], name="ec2c_instance_type_idx"),
+            models.Index(fields=["region"], name="ec2c_region_idx"),
+            models.Index(fields=["operating_system"], name="ec2c_os_idx"),
+            GinIndex(fields=["tags"], name="ec2c_tags_idx"),
+            GinIndex(fields=["cost_category"], name="ec2c_cost_category_idx"),
+        ]
+
+    uuid = models.UUIDField(primary_key=True)
+    usage_start = models.DateField(null=False)
+    usage_end = models.DateField(null=True)
+    cost_entry_bill = models.ForeignKey("AWSCostEntryBill", on_delete=models.CASCADE, null=True)
+    account_alias = models.ForeignKey("AWSAccountAlias", on_delete=models.PROTECT, null=True)
+    organizational_unit = models.ForeignKey("AWSOrganizationalUnit", on_delete=models.SET_NULL, null=True)
+    usage_account_id = models.CharField(max_length=50, null=False)
+    resource_id = models.CharField(max_length=256, null=False)
+    instance_name = models.CharField(max_length=50, null=True)
+    instance_type = models.CharField(max_length=50, null=True)
+    operating_system = models.CharField(max_length=50, null=True)
+    availability_zone = models.CharField(max_length=50, null=True)
+    region = models.CharField(max_length=50, null=True)
+    vcpu = models.IntegerField(null=True)
+    memory = models.CharField(max_length=50, null=True)
+    unit = models.CharField(max_length=63, null=True)
+    usage_amount = models.DecimalField(max_digits=24, decimal_places=9, null=True)
+    normalization_factor = models.FloatField(null=True)
+    normalized_usage_amount = models.FloatField(null=True)
+    currency_code = models.CharField(max_length=10)
+    unblended_rate = models.DecimalField(max_digits=24, decimal_places=9, null=True)
+    unblended_cost = models.DecimalField(max_digits=24, decimal_places=9, null=True)
+    markup_cost = models.DecimalField(max_digits=24, decimal_places=9, null=True)
+    blended_rate = models.DecimalField(max_digits=24, decimal_places=9, null=True)
+    blended_cost = models.DecimalField(max_digits=24, decimal_places=9, null=True)
+    markup_cost_blended = models.DecimalField(max_digits=33, decimal_places=15, null=True)
+    savingsplan_effective_cost = models.DecimalField(max_digits=24, decimal_places=9, null=True)
+    markup_cost_savingsplan = models.DecimalField(max_digits=33, decimal_places=15, null=True)
+    calculated_amortized_cost = models.DecimalField(max_digits=33, decimal_places=9, null=True)
+    markup_cost_amortized = models.DecimalField(max_digits=33, decimal_places=9, null=True)
+    public_on_demand_cost = models.DecimalField(max_digits=24, decimal_places=9, null=True)
+    public_on_demand_rate = models.DecimalField(max_digits=24, decimal_places=9, null=True)
+    tax_type = models.TextField(null=True)
+    tags = JSONField(null=True)
+    source_uuid = models.UUIDField(unique=False, null=True)
+    cost_category = JSONField(null=True)
+
+
 class AWSAccountAlias(models.Model):
     """The alias table for AWS accounts."""