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A .NET Windows Application To Generate SQL Server Scripts

, 1 Oct 2009
Generates SQL Server Stored Procedure and Table Defination Scripts
generate_script.zip
Generate Script
GenerateScripts
bin
Debug
GenerateScripts.exe
GenerateScripts.pdb
GenerateScripts.vshost.exe
GenerateScripts.vshost.exe.manifest
Release
GenerateScripts.exe
GenerateScripts.pdb
GenerateScripts.vshost.exe
GenerateScripts.vshost.exe.manifest
obj
Debug
GenerateScripts.csproj.GenerateResource.Cache
GenerateScripts.exe
GenerateScripts.Form1.resources
GenerateScripts.pdb
GenerateScripts.Properties.Resources.resources
Refactor
TempPE
Release
GenerateScripts.csproj.GenerateResource.Cache
GenerateScripts.exe
GenerateScripts.Form1.resources
GenerateScripts.pdb
GenerateScripts.Properties.Resources.resources
TempPE
Properties
Settings.settings
generate_scripts.zip
Generate Scripts
GenerateScripts
bin
Debug
GenerateScripts.exe
GenerateScripts.pdb
GenerateScripts.vshost.exe
GenerateScripts.vshost.exe.manifest
Release
GenerateScripts.exe
GenerateScripts.pdb
GenerateScripts.vshost.exe
GenerateScripts.vshost.exe.manifest
obj
Debug
GenerateScripts.csproj.GenerateResource.Cache
GenerateScripts.exe
GenerateScripts.Form1.resources
GenerateScripts.pdb
GenerateScripts.Properties.Resources.resources
Refactor
TempPE
Release
GenerateScripts.csproj.GenerateResource.Cache
GenerateScripts.exe
GenerateScripts.Form1.resources
GenerateScripts.pdb
GenerateScripts.Properties.Resources.resources
TempPE
Properties
Settings.settings
CREATE PROCEDURE sp_ScriptTable

(

    @TableName SYSNAME,

    @IncludeConstraints BIT = 1,

    @IncludeIndexes BIT = 1,

    @NewTableName SYSNAME = NULL,

    @UseSystemDataTypes BIT = 0

)

AS

BEGIN



    DECLARE @MainDefinition TABLE

    (

        FieldValue VARCHAR(200)

    )



    DECLARE @DBName SYSNAME

    DECLARE @ClusteredPK BIT

    DECLARE @TableSchema NVARCHAR(255)

    SET @DBName = DB_NAME(DB_ID())



    SELECT @TableName = name FROM sysobjects WHERE id = OBJECT_ID(@TableName)



    DECLARE @ShowFields TABLE

    (

        FieldID INT IDENTITY(1,1),

        DatabaseName VARCHAR(100),

        TableOwner VARCHAR(100),

        TableName VARCHAR(100),

        FieldName VARCHAR(100),

        ColumnPosition INT,

        ColumnDefaultValue VARCHAR(100),

        ColumnDefaultName VARCHAR(100),

        IsNullable BIT,

        DataType VARCHAR(100),

        MaxLength INT,

        NumericPrecision INT,

        NumericScale INT,

        DomainName VARCHAR(100),

        FieldListingName VARCHAR(110),

        FieldDefinition CHAR(1),

        IdentityColumn BIT,

        IdentitySeed INT,

        IdentityIncrement INT,

        IsCharColumn BIT

    )



    DECLARE @HoldingArea TABLE

    (

        FldID SMALLINT IDENTITY(1,1),

        Flds VARCHAR(4000),

        FldValue CHAR(1) DEFAULT(0)

    )



    DECLARE @PKObjectID TABLE

    (

        ObjectID INT

    )



    DECLARE @Uniques TABLE

    (

        ObjectID INT

    )



    DECLARE @HoldingAreaValues TABLE

    (

        FldID SMALLINT IDENTITY(1,1),

        Flds VARCHAR(4000),

        FldValue CHAR(1) DEFAULT(0)

    )



    DECLARE @Definition TABLE

    (

        DefinitionID SMALLINT IDENTITY(1,1),

        FieldValue VARCHAR(200)

    )





    INSERT INTO @ShowFields

    (       

        DatabaseName,

        TableOwner,

        TableName,

        FieldName,

        ColumnPosition,

        ColumnDefaultValue,

        ColumnDefaultName,

        IsNullable,

        DataType,

        MaxLength,

        NumericPrecision,

        NumericScale,

        DomainName,

        FieldListingName,

        FieldDefinition,

        IdentityColumn,

        IdentitySeed,

        IdentityIncrement,

        IsCharColumn

    )



    SELECT

        DB_NAME(),

        TABLE_SCHEMA,

        TABLE_NAME,

        COLUMN_NAME,

        CAST(ORDINAL_POSITION AS INT),

        COLUMN_DEFAULT,

        dobj.name AS ColumnDefaultName,

        CASE WHEN c.IS_NULLABLE = 'YES' THEN 1 ELSE 0 END,

        DATA_TYPE,

        CAST(CHARACTER_MAXIMUM_LENGTH AS INT),

        CAST(NUMERIC_PRECISION AS INT),

        CAST(NUMERIC_SCALE AS INT),

        DOMAIN_NAME,

        COLUMN_NAME + ',','' AS FieldDefinition,

        CASE WHEN ic.object_id IS NULL THEN 0 ELSE 1 END AS IdentityColumn,

        CAST(ISNULL(ic.seed_value,0) AS INT) AS IdentitySeed,

        CAST(ISNULL(ic.increment_value,0) AS INT) AS IdentityIncrement,

        CASE WHEN st.collation_name IS NOT NULL THEN 1 ELSE 0 END AS IsCharColumn

    FROM

        INFORMATION_SCHEMA.COLUMNS c

        JOIN sys.columns sc ON  c.TABLE_NAME = OBJECT_NAME(sc.object_id) AND c.COLUMN_NAME = sc.Name

        LEFT JOIN sys.identity_columns ic ON c.TABLE_NAME = OBJECT_NAME(ic.object_id) AND c.COLUMN_NAME = ic.Name

        JOIN sys.types st ON COALESCE(c.DOMAIN_NAME,c.DATA_TYPE) = st.name



        LEFT OUTER JOIN sys.objects dobj ON dobj.object_id = sc.default_object_id AND dobj.type = 'D'





    WHERE c.TABLE_NAME = @TableName

    ORDER BY

        c.TABLE_NAME, c.ORDINAL_POSITION



    SELECT TOP 1 @TableSchema = TableOwner

    FROM @ShowFields



    INSERT INTO @HoldingArea (Flds) VALUES('(')



    INSERT INTO @Definition(FieldValue)

    VALUES('CREATE TABLE ' + CASE WHEN @NewTableName IS NOT NULL THEN @NewTableName ELSE @DBName + '.' + @TableSchema + '.' + @TableName END)



    INSERT INTO @Definition(FieldValue)

    VALUES('(')



    INSERT INTO @Definition(FieldValue)

        SELECT

                CHAR(10) + FieldName + ' ' +

                                    CASE

                                        WHEN DomainName IS NOT NULL AND @UseSystemDataTypes = 0 THEN DomainName + CASE WHEN IsNullable = 1 THEN ' NULL ' ELSE ' NOT NULL ' END

                                        ELSE UPPER(DataType) +

                                            CASE WHEN IsCharColumn = 1 THEN '(' + CAST(MaxLength AS VARCHAR(10)) + ')' ELSE '' END +

                                            CASE WHEN IdentityColumn = 1 THEN ' IDENTITY(' + CAST(IdentitySeed AS VARCHAR(5))+ ',' + CAST(IdentityIncrement AS VARCHAR(5)) + ')' ELSE '' END +

                                            CASE WHEN IsNullable = 1 THEN ' NULL ' ELSE ' NOT NULL ' END +

                                            CASE WHEN ColumnDefaultName IS NOT NULL AND @IncludeConstraints = 1 THEN 'CONSTRAINT [' + ColumnDefaultName + '] DEFAULT' + UPPER(ColumnDefaultValue) ELSE '' END

                                    END + 



                                    CASE WHEN FieldID = (SELECT MAX(FieldID) FROM @ShowFields) THEN '' ELSE ',' END

        FROM    @ShowFields 



        IF @IncludeConstraints = 1

        BEGIN

            INSERT INTO @Definition(FieldValue)





            SELECT

            ',CONSTRAINT [' + name + '] FOREIGN KEY (' + ParentColumns + ') REFERENCES [' + ReferencedObject + '](' + ReferencedColumns + ')'

            FROM

            (

                SELECT

                ReferencedObject = OBJECT_NAME(fk.referenced_object_id), ParentObject = OBJECT_NAME(parent_object_id),fk.name,

                REVERSE(SUBSTRING(REVERSE((

                SELECT cp.name + ','

                FROM

                sys.foreign_key_columns fkc

                JOIN sys.columns cp ON fkc.parent_object_id = cp.object_id AND fkc.parent_column_id = cp.column_id

                WHERE fkc.constraint_object_id = fk.object_id

                FOR XML PATH('')

                )), 2, 8000)) ParentColumns,

                REVERSE(SUBSTRING(REVERSE((

                SELECT cr.name + ','

                FROM

                sys.foreign_key_columns fkc

                JOIN sys.columns cr ON fkc.referenced_object_id = cr.object_id AND fkc.referenced_column_id = cr.column_id

                WHERE fkc.constraint_object_id = fk.object_id

                FOR XML PATH('')

                )), 2, 8000)) ReferencedColumns

                FROM sys.foreign_keys fk

            ) a

            WHERE ParentObject = @TableName



            INSERT INTO @Definition(FieldValue)

            SELECT',CONSTRAINT [' + name + '] CHECK ' + definition FROM sys.check_constraints

            WHERE OBJECT_NAME(parent_object_id) = @TableName



        INSERT INTO @PKObjectID(ObjectID)

        SELECT DISTINCT

            PKObject = cco.object_id

        FROM

            sys.key_constraints cco

            JOIN sys.index_columns cc ON cco.parent_object_id = cc.object_id AND cco.unique_index_id = cc.index_id

            JOIN sys.indexes i ON cc.object_id = i.object_id AND cc.index_id = i.index_id

        WHERE

            OBJECT_NAME(parent_object_id) = @TableName    AND   

            i.type = 1 AND

            is_primary_key = 1



        INSERT INTO @Uniques(ObjectID)

        SELECT DISTINCT

            PKObject = cco.object_id

        FROM

            sys.key_constraints cco

            JOIN sys.index_columns cc ON cco.parent_object_id = cc.object_id AND cco.unique_index_id = cc.index_id

            JOIN sys.indexes i ON cc.object_id = i.object_id AND cc.index_id = i.index_id

        WHERE

            OBJECT_NAME(parent_object_id) = @TableName AND       

            i.type = 2 AND

            is_primary_key = 0 AND

            is_unique_constraint = 1 



        SET @ClusteredPK = CASE WHEN @@ROWCOUNT > 0 THEN 1 ELSE 0 END



        INSERT INTO @Definition(FieldValue)

        SELECT    ',CONSTRAINT ' + name + CASE type WHEN 'PK' THEN ' PRIMARY KEY ' + CASE WHEN pk.ObjectID IS NULL THEN ' NONCLUSTERED ' ELSE ' CLUSTERED ' END

                            WHEN 'UQ' THEN ' UNIQUE ' END + CASE WHEN u.ObjectID IS NOT NULL THEN ' NONCLUSTERED ' ELSE '' END + '(' +

        REVERSE(SUBSTRING(REVERSE((

            SELECT

                c.name +  + CASE WHEN cc.is_descending_key = 1 THEN ' DESC' ELSE ' ASC' END + ','

            FROM

                sys.key_constraints ccok

                LEFT JOIN sys.index_columns cc ON ccok.parent_object_id = cc.object_id AND cco.unique_index_id = cc.index_id





                LEFT JOIN sys.columns c ON cc.object_id = c.object_id AND cc.column_id = c.column_id

                LEFT JOIN sys.indexes i ON cc.object_id = i.object_id AND cc.index_id = i.index_id

            WHERE

                i.object_id = ccok.parent_object_id AND

                ccok.object_id = cco.object_id

            FOR XML PATH('')

        )), 2, 8000)) + ')'

        FROM

            sys.key_constraints cco

            LEFT JOIN @PKObjectID pk ON cco.object_id = pk.ObjectID

            LEFT JOIN @Uniques u ON cco.object_id = u.objectID

        WHERE

            OBJECT_NAME(cco.parent_object_id) = @TableName

        END



        INSERT INTO @Definition(FieldValue)

        VALUES(')')



        IF @IncludeIndexes = 1

        BEGIN

            INSERT INTO @Definition(FieldValue)

            SELECT

                'CREATE ' + type_desc + ' INDEX [' + [name] COLLATE SQL_Latin1_General_CP1_CI_AS + '] ON [' +  OBJECT_NAME(object_id) + '] (' +

                REVERSE(SUBSTRING(REVERSE((

                    SELECT name + CASE WHEN sc.is_descending_key = 1 THEN ' DESC' ELSE ' ASC' END + ','

                    FROM

                        sys.index_columns sc

                        JOIN sys.columns c ON sc.object_id = c.object_id AND sc.column_id = c.column_id

                    WHERE

                        OBJECT_NAME(sc.object_id) = @TableName AND

                        sc.object_id = i.object_id AND

                        sc.index_id = i.index_id

                    ORDER BY index_column_id ASC

                    FOR XML PATH('')

            )), 2, 8000)) + ')'

            FROM sys.indexes i

            WHERE

                OBJECT_NAME(object_id) = @TableName





                AND CASE WHEN @ClusteredPK = 1 AND is_primary_key = 1 AND type = 1 THEN 0 ELSE 1 END = 1

                AND is_unique_constraint = 0

                AND is_primary_key = 0

        END

            INSERT INTO @MainDefinition(FieldValue)

            SELECT FieldValue FROM @Definition

            ORDER BY DefinitionID ASC



        SELECT * FROM @MainDefinition

END

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This article, along with any associated source code and files, is licensed under The Code Project Open License (CPOL)

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About the Author

Deepankar Malik
Software Developer
India India
Working as a Software Engineer in a Reputed Company.Knowledge on C#.NET, ASP.NET, VB.NET & SQL Server

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Web01 | 2.8.140827.1 | Last Updated 1 Oct 2009
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