適用於: SQL Server 2016(13.x)和更新版本,Azure SQL DatabaseAzure SQL 受控實例Microsoft Fabric 中的 SQL 資料庫使用疏鬆資料行的資料表可以指定資料行集,以傳回資料表中的所有疏鬆資料行。 資料行集是不具類型的 XML 表示,可將資料表的所有疏鬆資料行結合到結構化輸出中。 資料行集類似於計算資料行,因為資...
index_size VARCHAR(100) , unused VARCHAR(100) ) DECLARE @sql VARCHAR(MAX) SELECT @sql = COALESCE(@sql, '') + ' INSERT INTO #TablesSizes execute sp_spaceused ''' + QUOTENAME(TABLE_SCHEMA, '[]') + '.' + QUOTENAME(Table_Name, '[]') + ''' FROM INFORMATION_SCHEMA.TABLES WHERE TA...
# 连接到 SQL Server 实例$server=New-Object-TypeName Microsoft.SqlServer.Management.Smo.Server-ArgumentList"YourServerName"# 获取数据库$database=$server.Databases["YourDatabaseName"]# 获取表$table=$database.Tables["YourTableName"]# 获取表的大小$table.Size 1. 2. 3. 4. 5. 6. 7. 8. 9. ...
PCT_USED, INI_TRANS, MAX_TRANS, INITIAL_EXTENT,NEXT_EXTENT, MIN_EXTENT, MAX_EXTENT, PCT_INCREASE, FREELISTS,FREELIST_GROUPS, LOGGING, BUFFER_POOL, NUM_ROWS, BLOCKS,EMPTY_BLOCKS, AVG_SPACE, CHAIN_CNT, AVG_ROW_LEN, SAMPLE_SIZE,LAST_ANALYZED FROM DBA_TAB_PARTITIONS ...
Power Platform and Logic Apps navigator views are limited to a list size of 10,000 tables. Database schema that do not conform to OData standard identifiers are not supported (column name starting with number, containing surrogate pair character, etc.). Customers can either use a View to abst...
The maximum size of a wide table row is 8,019 bytes. Therefore, most of the data in any particular row should be NULL. The maximum number of nonsparse columns plus computed columns in a wide table remains 1,024.Wide tables have the following performance implications....
为要添加到READ_ONLY_ROUTING_LIST的每个副本指定有效的READ_ONLY_ROUTING_URL。 如果要更改现有可用性组的可用性副本,则可以获取给定可用性组中的可用性副本的名称,从sys.availability_replicas中选择replica_server_name,并从sys.availability_groups获取名称。 有关详细信息,请参阅...
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The SQL Server system data type. The default schema of the current user in the current database. The dbo schema in the current database. For memory-optimized tables, see Supported Data Types for In-Memory OLTP for a list of supported system types. precision The precision for the specified ...
The SQL Server system data type. The default schema of the current user in the current database. The dbo schema in the current database. For memory-optimized tables, see Supported Data Types for In-Memory OLTP for a list of supported system types. precision The precision for the specified ...