WebSep 20, 2012 · I wanted to run some tests using the defaults and compare them to different cursor options such as LOCAL, STATIC, READ_ONLY and FAST_FORWARD. ( There are a ton of options , but these are the … WebJun 21, 2024 · I couldn't find anything about this issue in the official documentation, and internet searched were in vain. DECLARE salesCursor CURSOR LOCAL FAST_FORWARD FOR SELECT Sales, Price, Cost, SalesDate, SKULocationID FROM aver.sales WHERE SalesDate <= firstSaleDate ORDER BY SalesDate DESC; …
[SQL 2012 query plan enhancement] I want to know why my query …
WebFeb 28, 2024 · Fast forward-only cursors with autofetch can be used to retrieve a small result set with only one roundtrip to the server. In these steps, n is the number of rows to … WebNov 2, 2024 · Cursor options like FORWARD_ONLY, STATIC, and KEYSET can all produce parallel plans, and reduce the total proc runtime to about 15 seconds — … distance from bronx ny to schenectady ny
Cursors (SQL Server) - SQL Server Microsoft Learn
cursor_name Is the name of the Transact-SQL server cursor defined. cursor_namemust conform to the rules for identifiers. INSENSITIVE Defines a cursor that makes a temporary copy of the data to be used by the cursor. All requests to the cursor are answered from this temporary table in tempdb; … See more DECLARE CURSOR defines the attributes of a Transact-SQL server cursor, such as its scrolling behavior and the query used to build the result set on which the cursor operates. The OPEN … See more Permissions of DECLARE CURSOR default to any user that has SELECTpermissions on the views, tables, and columns used in the cursor. See more You cannot use cursors or triggers on a table with a clustered columnstore index. This restriction does not apply to nonclustered columnstore indexes; you can use cursors and triggers on a table with a nonclustered … See more WebThe FORWARD_ONLY Cursor in SQL Server does not support scrolling. This SQL FORWARD_ONLY cursor can only move from the first row to last and does not support the other way (scrolling backward). It means the SQL FORWARD_ONLY Cursors support the FETCH_ONLY option, and it will return an error for all the remaining FETCH options. WebNov 8, 2011 · I have an application using a fast_forward cursor to loop through data in a table and perform other tasks in each cursor iteration. The cursor is defined as follows: DECLARE invoice_cursor CURSOR ... distance from brookings oregon to redding ca