IF OBJECT_ID(N'[dbo].[Hr_T_PerformanceRating]', 'U') IS NULL
BEGIN
    CREATE TABLE [dbo].[Hr_T_PerformanceRating]
    (
        [Id] uniqueidentifier NOT NULL DEFAULT NEWID(),
        [TenantId] uniqueidentifier NULL,
        [Name] nvarchar(128) NOT NULL,
        [Level] int NOT NULL,
        [MinScore] decimal(6, 2) NOT NULL,
        [MaxScore] decimal(6, 2) NOT NULL,
        [Color] nvarchar(16) NULL,
        [TargetDistribution] decimal(5, 2) NULL,
        [Description] nvarchar(512) NULL,
        [IsActive] bit NOT NULL DEFAULT 1,
        [CreationTime] datetime2 NOT NULL DEFAULT GETUTCDATE(),
        [CreatorId] uniqueidentifier NULL,
        [LastModificationTime] datetime2 NULL,
        [LastModifierId] uniqueidentifier NULL,
        [IsDeleted] bit NOT NULL DEFAULT 0,
        [DeletionTime] datetime2 NULL,
        [DeleterId] uniqueidentifier NULL,
        CONSTRAINT [PK_Hr_T_PerformanceRating] PRIMARY KEY NONCLUSTERED
    (
        [Id] ASC
    )WITH (PAD_INDEX = OFF, STATISTICS_NORECOMPUTE = OFF, IGNORE_DUP_KEY = OFF, ALLOW_ROW_LOCKS = ON, ALLOW_PAGE_LOCKS = ON, OPTIMIZE_FOR_SEQUENTIAL_KEY = OFF) ON [PRIMARY]
    ) ON [PRIMARY]
END
GO

IF OBJECT_ID(N'[dbo].[CK_Hr_T_PerformanceRating_Range]', 'C') IS NULL
    ALTER TABLE [dbo].[Hr_T_PerformanceRating] ADD CONSTRAINT [CK_Hr_T_PerformanceRating_Range] CHECK ([MinScore] < [MaxScore])
GO

IF OBJECT_ID(N'[dbo].[CK_Hr_T_PerformanceRating_TargetDistribution]', 'C') IS NULL
    ALTER TABLE [dbo].[Hr_T_PerformanceRating] ADD CONSTRAINT [CK_Hr_T_PerformanceRating_TargetDistribution] CHECK ([TargetDistribution] IS NULL OR [TargetDistribution] BETWEEN 0 AND 100)
GO

IF NOT EXISTS (SELECT 1 FROM sys.indexes WHERE name = N'UX_Hr_T_PerformanceRating_Level' AND object_id = OBJECT_ID(N'[dbo].[Hr_T_PerformanceRating]'))
    CREATE UNIQUE NONCLUSTERED INDEX [UX_Hr_T_PerformanceRating_Level] ON [dbo].[Hr_T_PerformanceRating] ([TenantId], [Level]) WHERE [IsDeleted] = 0
GO