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	<title>Primary Key Constraintleri Toplu Olarak Silmek &#8211; SQL Server Eğitimleri</title>
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	<description>SQL Server ile ilgili her şey</description>
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		<title>SQL Server’da Primary Key Constraintleri Toplu Olarak Silmek</title>
		<link>https://sqlserveregitimleri.com/sql-serverda-primary-key-constraintleri-toplu-olarak-silmek</link>
		
		<dc:creator><![CDATA[Yavuz Selim Kart]]></dc:creator>
		<pubDate>Wed, 11 Mar 2020 18:35:38 +0000</pubDate>
				<category><![CDATA[SQL Server]]></category>
		<category><![CDATA[Primary Key Constraintleri Silmek]]></category>
		<category><![CDATA[Primary Key Constraintleri Toplu Olarak Silmek]]></category>
		<category><![CDATA[SQL Server’da Primary Key Constraintleri Toplu Olarak Silmek]]></category>
		<guid isPermaLink="false">https://sqlserveregitimleri.com/?p=9588</guid>

					<description><![CDATA[Herkese merhaba, Bu yazıda SQL Server&#8217;da primary key constraintleri toplu olarak silmek hakkında bilgi vereceğim. SQL Server&#8217;da bazı durumlarda veritabanındaki primary key constraintleri toplu olarak...]]></description>
										<content:encoded><![CDATA[<p>Herkese merhaba,</p>
<p>Bu yazıda SQL Server&#8217;da primary key constraintleri toplu olarak silmek hakkında bilgi vereceğim.</p>
<p>SQL Server&#8217;da bazı durumlarda veritabanındaki primary key constraintleri toplu olarak silmek isteyebiliriz.</p>
<p>Aşağıdaki kod yardımıyla bu işlemi rahatlıkla yapabilirsiniz.</p>
<pre class="line-numbers"><code class="language-sql">DECLARE @name VARCHAR(128);
DECLARE @constraint VARCHAR(254);
DECLARE @SQL VARCHAR(254);

SELECT @name =
(
    SELECT TOP 1
           TABLE_NAME
    FROM INFORMATION_SCHEMA.TABLE_CONSTRAINTS
    WHERE CONSTRAINT_CATALOG = DB_NAME()
          AND CONSTRAINT_TYPE = 'PRIMARY KEY'
    ORDER BY TABLE_NAME
);

WHILE @name IS NOT NULL
BEGIN
    SELECT @constraint =
    (
        SELECT TOP 1
               CONSTRAINT_NAME
        FROM INFORMATION_SCHEMA.TABLE_CONSTRAINTS
        WHERE CONSTRAINT_CATALOG = DB_NAME()
              AND CONSTRAINT_TYPE = 'PRIMARY KEY'
              AND TABLE_NAME = @name
        ORDER BY CONSTRAINT_NAME
    );
    WHILE @constraint IS NOT NULL
    BEGIN
        SELECT @SQL = 'ALTER TABLE [dbo].[' + RTRIM(@name) + '] DROP CONSTRAINT [' + RTRIM(@constraint) + ']';
        EXEC (@SQL);
        PRINT 'Primary Key Constraint Silindi: ' + @constraint + ' Tablo Adı :  ' + @name;
        SELECT @constraint =
        (
            SELECT TOP 1
                   CONSTRAINT_NAME
            FROM INFORMATION_SCHEMA.TABLE_CONSTRAINTS
            WHERE CONSTRAINT_CATALOG = DB_NAME()
                  AND CONSTRAINT_TYPE = 'PRIMARY KEY'
                  AND CONSTRAINT_NAME &lt;&gt; @constraint
                  AND TABLE_NAME = @name
            ORDER BY CONSTRAINT_NAME
        );
    END;
    SELECT @name =
    (
        SELECT TOP 1
               TABLE_NAME
        FROM INFORMATION_SCHEMA.TABLE_CONSTRAINTS
        WHERE CONSTRAINT_CATALOG = DB_NAME()
              AND CONSTRAINT_TYPE = 'PRIMARY KEY'
        ORDER BY TABLE_NAME
    );
END;
GO</code></pre>
<p>Kodu çalıştırdığınızda aşağıdaki gibi bir sonuç alacaksınız.</p>
<p><img fetchpriority="high" decoding="async" class="alignnone wp-image-9591 size-full" src="https://sqlserveregitimleri.com/wp-content/uploads/2020/03/sql-serverda-primary-key-constraintleri-toplu-olarak-silmek-1.jpg" alt="SQL Server’da Primary Key Constraintleri Toplu Olarak Silmek" width="700" height="403" srcset="https://sqlserveregitimleri.com/wp-content/uploads/2020/03/sql-serverda-primary-key-constraintleri-toplu-olarak-silmek-1.jpg 700w, https://sqlserveregitimleri.com/wp-content/uploads/2020/03/sql-serverda-primary-key-constraintleri-toplu-olarak-silmek-1-315x181.jpg 315w, https://sqlserveregitimleri.com/wp-content/uploads/2020/03/sql-serverda-primary-key-constraintleri-toplu-olarak-silmek-1-521x300.jpg 521w, https://sqlserveregitimleri.com/wp-content/uploads/2020/03/sql-serverda-primary-key-constraintleri-toplu-olarak-silmek-1-234x135.jpg 234w" sizes="(max-width: 700px) 100vw, 700px" /></p>
<p>Görüldüğü üzere tüm primary key constraintler silinmiş oldu.</p>
<p>Herkese çalışma hayatında ve yaşamında başarılar kolaylıklar.</p>
<div class='epvc-post-count'><span class='epvc-eye'></span>  <span class="epvc-count"> 584</span><span class='epvc-label'> Kez Okundu</span></div>]]></content:encoded>
					
		
		
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