ST_GEOMETRY_COLUMNSColumns in each table that store spatial data ST_SPATIAL_REFERENCE_SYSTEMSAvailable spatial reference systems ST_UNITS_OF_MEASUREAcceptable units for ST_Distance() STATISTICSTable index statistics TABLE_CONSTRAINTSWhich tables have constraints ...
命名空間: Microsoft.SqlServer.TransactSql.ScriptDom 組件: Microsoft.SqlServer.TransactSql.ScriptDom.dll 套件: Microsoft.SqlServer.DacFx.x64 v140.3881.1 表示可指定資料行別名的資料表參考。C# 複製 [System.Serializable] public abstract class TableReferenceWithAliasAndColumns :...
SQLTablePrivileges 返回表的列表以及与每个表关联的特权。 驱动程序将信息作为指定语句的结果集返回。 语法 C++ 复制 SQLRETURN SQLTablePrivileges( SQLHSTMT StatementHandle, SQLCHAR * CatalogName, SQLSMALLINT NameLength1, SQLCHAR * SchemaName, SQLSMALLINT NameLength2, SQLCHAR * TableName, S...
• The subquery may be correlated or uncorrelated. In MySQL 8.0.16 and later, decorrelation【解(抗,去)相关;】 looks at trivially【平凡地;平凡;琐细地;】 correlated predicates in the WHERE clause of a subquery used as the argument to EXISTS, and makes it possible to optimize it as if it...
The number of table rows in the partition. For partitionedInnoDBtables, the row count given in theTABLE_ROWScolumn is only an estimated value used in SQL optimization, and may not always be exact. ForNDBtables, you can also obtain this information using thendb_descutility. ...
Flink使用支持标准ANSI SQL的Apache Calcite解析SQL。 Flink不支持DDL语句。 以下BNF语法描述了批处理和流查询中支持的SQL功能的超集。 “操作”部分显示了受支持功能的示例,并指示仅批处理或流查询支持哪些功能。 insert: INSERT INTO tableReference query
Applies to: SQL Server Azure SQL Database Azure SQL Managed Instance SQL database in Microsoft Fabric Creates a new table in the database. Note For reference to Warehouse in Microsoft Fabric, visit CREATE TABLE (Fabric Data Warehouse). For reference to Azure Synapse Analytics and Analytics ...
// run a SQL update query on the Table and emit the result to the TableSink tableEnv.sqlUpdate( "INSERT INTO RubberOrders SELECT product, amount FROM Orders WHERE product LIKE '%Rubber%'") ``` ### Supported Syntax Flink使用支持标准ANSI SQL的Apache Calcite解析SQL。Flink不支持DDL语句。
The DEFAULT expression can include any SQL function as long as the function does not return a literal argument, a column reference, or a nested function invocation.Restriction on Default Column ValuesA DEFAULT expression cannot contain references to PL/SQL functions or to other columns, the pseudo...
ACommon Table Expression (CTE)is a temporary result set that is returned by a single statement to be used further within the same statement. As it is a temporary result, it is not stored anywhere and does not consume disk space. However, you can reference it in the same manner as any ...