:VERSION 1

CREATE TABLE [assets] (
  [id] [varchar](36) NOT NULL,
  [name] [varchar](64) NOT NULL,
  [description] [varchar](64) NOT NULL,
  [assetType] [tinyint] NOT NULL,
  [local] [tinyint] NOT NULL,
  [temporary] [tinyint] NOT NULL,
  [data] [image] NOT NULL,
PRIMARY KEY CLUSTERED 
(
	[id] ASC
)WITH (PAD_INDEX  = OFF, STATISTICS_NORECOMPUTE  = OFF, IGNORE_DUP_KEY = OFF, ALLOW_ROW_LOCKS  = ON, ALLOW_PAGE_LOCKS  = ON) ON [PRIMARY]
) ON [PRIMARY]


:VERSION 2

BEGIN TRANSACTION

CREATE TABLE Tmp_assets
	(
	id varchar(36) NOT NULL,
	name varchar(64) NOT NULL,
	description varchar(64) NOT NULL,
	assetType tinyint NOT NULL,
	local bit NOT NULL,
	temporary bit NOT NULL,
	data image NOT NULL
	)  ON [PRIMARY]
	 TEXTIMAGE_ON [PRIMARY]

IF EXISTS(SELECT * FROM assets)
	 EXEC('INSERT INTO Tmp_assets (id, name, description, assetType, local, temporary, data)
		SELECT id, name, description, assetType, CONVERT(bit, local), CONVERT(bit, temporary), data FROM assets WITH (HOLDLOCK TABLOCKX)')

DROP TABLE assets

EXECUTE sp_rename N'Tmp_assets', N'assets', 'OBJECT' 

ALTER TABLE dbo.assets ADD CONSTRAINT
	PK__assets__id PRIMARY KEY CLUSTERED 
	(
	id
	) WITH( STATISTICS_NORECOMPUTE = OFF, IGNORE_DUP_KEY = OFF, ALLOW_ROW_LOCKS = ON, ALLOW_PAGE_LOCKS = ON) ON [PRIMARY]

COMMIT


:VERSION 3

BEGIN TRANSACTION

ALTER TABLE assets add create_time integer default 0
ALTER TABLE assets add access_time integer default 0

COMMIT


:VERSION 4

BEGIN TRANSACTION

CREATE TABLE dbo.Tmp_assets
	(
	id uniqueidentifier NOT NULL,
	name varchar(64) NOT NULL,
	description varchar(64) NOT NULL,
	assetType tinyint NOT NULL,
	local bit NOT NULL,
	temporary bit NOT NULL,
	data image NOT NULL,
	create_time int NULL,
	access_time int NULL
	)  ON [PRIMARY]
	 TEXTIMAGE_ON [PRIMARY]

IF EXISTS(SELECT * FROM dbo.assets)
	 EXEC('INSERT INTO dbo.Tmp_assets (id, name, description, assetType, local, temporary, data, create_time, access_time)
		SELECT CONVERT(uniqueidentifier, id), name, description, assetType, local, temporary, data, create_time, access_time FROM dbo.assets WITH (HOLDLOCK TABLOCKX)')

DROP TABLE assets

EXECUTE sp_rename N'Tmp_assets', N'assets', 'OBJECT' 

ALTER TABLE dbo.assets ADD CONSTRAINT
	PK__assets__id PRIMARY KEY CLUSTERED 
	(
	id
	) WITH( STATISTICS_NORECOMPUTE = OFF, IGNORE_DUP_KEY = OFF, ALLOW_ROW_LOCKS = ON, ALLOW_PAGE_LOCKS = ON) ON [PRIMARY]

COMMIT


:VERSION 5

DELETE FROM assets WHERE id = 'dc4b9f0b-d008-45c6-96a4-01dd947ac621';