This file is located under <SqlBinRoot>\PolyBase\Hadoop\Conf under the bin root of SQL Server. For example, C:\Program Files\Microsoft SQL Server\MSSQL13.XD14\MSSQL\Binn.DATA_SOURCE = external_data_source_nameSpecifies the name of the external data source that contains the location of ...
This example continues with the Data Source created from the example atCREATE DATA SOURCE (U-SQL). U-SQL // External Table - CreateUSEDATABASETestReferenceDB;CREATEEXTERNALTABLEIFNOTEXISTSdbo.BuildVersion_Local ( SystemInformationID byte, [DatabaseVersion]string, VersionDateDateTime, ModifiedDateDate...
For example, if extbl_location is set to /home/xyz and the authorization ID of the table definer is user1, the path to the external table file is relative to /home/xyz/user1/. When both the REMOTESOURCE option is set to LOCAL (this is its default value) and the extbl_strict_io ...
Query data in the external table After you create an external table, you can execute a MaxCompute SQL statement to access Tablestore data by using the external table. Example: SELECTodps_orderkey, odps_orderdate,SUM(odps_totalprice)ASsum_totalFROMots_table_externalWHEREodps_orderkey>5000ANDodps_...
--Example 1: Creating an external table into a single parquet file on the storage, selecting from SalesOrderHeader table for orders older than 1-Jan-2014: USE [AdventureWorks2022] GO CREATE MASTER KEY ENCRYPTION BY PASSWORD = 'Strong Password'; GO CREATE DATA...
-- Example is based on AdventureWorksCREATEEXTERNALTABLEhdfsCustomerWITH( LOCATION ='/pdwdata/customer.tbl', DATA_SOURCE = customer_ds, FILE_FORMAT = customer_ff )ASSELECT*FROMdimCustomer; GO B. 通过 CREATE EXTERNAL TABLE AS SELECT 使用查询提示 ...
Example 1:Register an OLE DB table function, which retrieves order information from a Microsoft Access database. The connection string is defined in the external name. CREATE FUNCTIONorders ()RETURNS TABLE(orderidINTEGER, customeridCHAR(5), ...
-- Example is based on AdventureWorksCREATEEXTERNALTABLEhdfsCustomerWITH( LOCATION ='/pdwdata/customer.tbl', DATA_SOURCE = customer_ds, FILE_FORMAT = customer_ff )ASSELECT*FROMdimCustomer; GO B. 通过 CREATE EXTERNAL TABLE AS SELECT 使用查询提示 ...
See Also: "External Table Example" index_org_table_clause Use the index_org_table_clause to create an index-organized table. Oracle Database maintains the table rows, both primary key column values and nonkey column values, in an index built on the primary key. Index-organized tables are...
See Also: "External Table Example" index_org_table_clause Use the index_org_table_clause to create an index-organized table. Oracle Database maintains the table rows, both primary key column values and nonkey column values, in an index built on the primary key. Index-organized tables are...