每個ntext或nvarchar(max)資料行的字元數2^30-1 每份資料表的叢集索引數1 GROUP BY、ORDER BY中的資料行僅受限於位元組數 GROUP BY WITH CUBE或GROUP BY WITH ROLLUP陳述式中的資料行或運算式10 每個索引鍵的資料行數32如果資料表包含一或多個 XML 索引,則使用者資料表的叢集索引鍵限制為 31 個資料行,因為...
ntext または nvarchar(max) 列ごとの文字数 2^30-1 テーブルごとのクラスター化インデックス数 1 GROUP BY、ORDER BY の列 バイト数のみによって制限されます。 GROUP BY WITH CUBE または GROUP BY WITH ROLLUP ステートメント内の列または式 10 インデックス キーごとの列数 32...
Bytes per row8,060SQL Server supports row-overflow storage, which enables variable length columns to be pushed off-row. Only a 24-byte root is stored in the main record for variable length columns pushed out of row. For more information, seeLarge Row Support. ...
8SQL Server supports row-overflow storage which enables variable length columns to be pushed off-row. Only a 24-byte root is stored in the main record for variable length columns pushed out of row; because of this, the effective row limit is higher than in previous releases of SQL Server....
具体而言，我们可以说：Web服务器处理HTTP请求，而app服务器基于多种不同的协议，处理应用程序的逻辑问题...
[REMARK] [Nvarchar] (3000) ) ON [PRIMARY] GO It will make a warning Warning: The table 'CST_SAY3' has been created but its maximum row size (14029) exceeds the maximum number of bytes per row (8060). INSERT or UPDATE of a row in this table will fail if the ...
注意:该设置立即生效无需重启SQL Server服务。 更多信息: “max text repl size”选项以字节为单位,指定了text、ntext、varchar(max)、nvarchar(max)、varbinary(max)、xml和p_w_picpath类型数据,可以以单一的INSERT、UPDATE、WRITETEXT或UPDATETEXT语句添加到被复制的列,或者被捕获的列。默认大小为65536。该值为-...
To avoid this error, make sure that the length specified for a VARCHAR or CHAR data type does not exceed 8000 or in the case of NVARCHAR or NCHAR data type that it does not exceed 4000. Alternatively, when using SQL Server 2005 and above, in the case of VARCHAR if the value to be ...
You can define a key using variable-length columns whose maximum sizes add up to more than 900, provided no row is ever inserted with more than 900 bytes of data in those columns. In SQL Server, you can include nonkey columns in a nonclustered index to avoid the maximum index key size...
2The maximum number of bytes in any index key cannot exceed 900 in SQL Server. You can define a key using variable-length columns whose maximum sizes add up to more than 900, provided no row is ever inserted with more than 900 bytes of data in those columns. In SQL Server, you can ...