65 lines
2.2 KiB
Transact-SQL
65 lines
2.2 KiB
Transact-SQL
SET ANSI_NULLS ON;
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GO
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SET QUOTED_IDENTIFIER ON;
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GO
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IF OBJECT_ID(N'dbo.SceneManuscriptSources', N'U') IS NOT NULL
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AND EXISTS
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(
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SELECT 1
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FROM sys.foreign_keys
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WHERE name = N'FK_SceneManuscriptSources_Scenes'
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AND parent_object_id = OBJECT_ID(N'dbo.SceneManuscriptSources')
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AND delete_referential_action_desc <> N'CASCADE'
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)
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BEGIN
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ALTER TABLE dbo.SceneManuscriptSources DROP CONSTRAINT FK_SceneManuscriptSources_Scenes;
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ALTER TABLE dbo.SceneManuscriptSources WITH CHECK
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ADD CONSTRAINT FK_SceneManuscriptSources_Scenes
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FOREIGN KEY (SceneID) REFERENCES dbo.Scenes(SceneID) ON DELETE CASCADE;
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END;
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GO
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IF OBJECT_ID(N'dbo.SceneManuscriptSources', N'U') IS NOT NULL
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AND NOT EXISTS
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(
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SELECT 1
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FROM sys.foreign_keys
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WHERE name = N'FK_SceneManuscriptSources_Scenes'
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AND parent_object_id = OBJECT_ID(N'dbo.SceneManuscriptSources')
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AND delete_referential_action_desc = N'CASCADE'
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)
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THROW 52010, 'Scene manuscript source hard-delete cascade was not applied.', 1;
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GO
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IF OBJECT_ID(N'dbo.ManuscriptStructuralChapterSources', N'U') IS NOT NULL
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AND NOT EXISTS
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(
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SELECT 1
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FROM sys.foreign_keys
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WHERE name = N'FK_ManuscriptStructuralChapterSources_Chapters'
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AND parent_object_id = OBJECT_ID(N'dbo.ManuscriptStructuralChapterSources')
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AND delete_referential_action_desc = N'CASCADE'
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)
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THROW 52011, 'Structural chapter source hard-delete cascade was not applied.', 1;
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GO
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IF OBJECT_ID(N'dbo.ManuscriptStructuralChapterSources', N'U') IS NOT NULL
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AND EXISTS
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(
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SELECT 1
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FROM sys.foreign_keys
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WHERE name = N'FK_ManuscriptStructuralChapterSources_Chapters'
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AND parent_object_id = OBJECT_ID(N'dbo.ManuscriptStructuralChapterSources')
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AND delete_referential_action_desc <> N'CASCADE'
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)
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BEGIN
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ALTER TABLE dbo.ManuscriptStructuralChapterSources DROP CONSTRAINT FK_ManuscriptStructuralChapterSources_Chapters;
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ALTER TABLE dbo.ManuscriptStructuralChapterSources WITH CHECK
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ADD CONSTRAINT FK_ManuscriptStructuralChapterSources_Chapters
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FOREIGN KEY (ChapterID) REFERENCES dbo.Chapters(ChapterID) ON DELETE CASCADE;
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END;
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GO
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