Cursor unnamed portal already in use
WebTo get the rows you need to use FETCH statement and specify the cursor name: FETCH ALL IN ""; -- ERROR: cursor "" does not exist The problem is that the cursor already closed, as we did not use a transaction. Let's start a transaction, execute the procedure, and fetch rows again: Web1 day ago · /* * Create unnamed portal to run the query or queries in. If there * already is one, silently drop it. */ portal = CreatePortal("", true, true); После создания и настройки идет подготовка к выполнению. Для этого имеется функция PortalStart.
Cursor unnamed portal already in use
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WebDerek Liang wrote: > I tried to use the following code to retrieve the content of table1 4 > times (in my application, the total number of refcursors that will be > returned is determined by the data in the database). ... cursor "" already in > use". > > Thank you in advance! > > dl > > --Start of the code > --DROP FUNCTION ... WebOct 20, 2024 · A special feature of PostgreSQL is that you can use cursors in SQL. You create a cursor with the DECLARE statement: 1 2 DECLARE name [ BINARY ] [ ASENSITIVE INSENSITIVE ] [ [ NO ] SCROLL ] CURSOR [ { WITH WITHOUT } HOLD ] FOR query Here is a short description of the different options:
WebThe multiple-row FETCH statement can be used with both serial and scrollable cursors. The operations used to define, open, and close a cursor for a multiple-row FETCH remain the same. Only the FETCH statement changes to specify the number of rows to retrieve and the storage where the rows are placed.
WebMy real life example uses the cursor inside of a for loop such that it opens the cursor before the loop starts and then based on criteria inside the loop sometimes it reads the values and fetches the next value and sometimes it doesn't. WebMay 30, 2024 · When working with Oracle, we were able to return cursors from an anonymous block like this: Code: Select all begin open :CUR1 for select * from table_1; open :CUR2 for select * from table_2; end; We would create an OracleParameter of type cursor and direction output, then execute through an OracleCommand object.
WebHere are 5 ways to fix this issue. Way 1: Check the Mouse and the USB Port Carefully. Way 2: Re-enable Your Mouse Device via Mouse Settings. Way 3: Update the Mouse Driver …
WebMay 25, 2024 · serge-rider added a commit that referenced this issue on May 26, 2024 #8789 Cursor view panel + open/close + txn mode check a3de605 serge-rider moved this from Triage to In Progress in DBeaver board on May 26, 2024 Member serge-rider moved this from In Progress to Ready for QA in DBeaver board on May 26, 2024 telstar-online.net mail loginWebJan 20, 2010 · Yes it is to be expected that if you already have a data table/cursor TMP in USE, then you will get that error message. The question is, do you need the first TMP table/cursor? If so, they I'd suggest that you use some other table/cursor name (maybe Tmp2) for the return results of your SQL Query. If not, then you can do something like: … telstar online emailWebThe following diagram illustrates how to use a cursor in PostgreSQL: First, declare a cursor. Next, open the cursor. Then, fetch rows from the result set into a target. After that, check if there is more row left to fetch. If yes, go to step 3, otherwise, go to step 5. Finally, close the cursor. telstra abn lookupWebNov 21, 2016 · unnamed portal "C_n" does not exist Exception is thrown - Wt-2 fails to complete; There are two approaches I can think of to solve this issue with "PostgreSQL". Approach 1. To switch ON/OFF by monitoring if any WT is still running. Before starting first WorkerThread, set autocommit to false After all WorkerThreads ends, set autocommit to … restaurante kaotiko cordobaWebSep 2, 2005 · cursor "" already in use Hi, list. I've created a stored function in plpgsql which uses some functions from postgis. CREATE OR REPLACE FUNCTION "public"."bufferfeatures" (integer [], text, text, double precision) RETURNS SETOF "public"."shapedummy" AS $body$ DECLARE source_layer_features ALIAS … restaurante kodak portoWebJul 13, 2024 · If you want to change the mouse pointer, switch to the Pointers tab, select the default mouse cursor, and click on the Browser button. Select a pointer that feels more … telstar resultsWebSep 11, 2004 · > > cursor "" does not exist > > Check that you have called > Connection.setAutoCommit (false). If > autocommit is on, your returned cursor will be > closed as soon as the > transaction (auto)commits, so the subsequent select > done to fetch the > portal contents will fail. > > A '? = call' escape does not return a resultset. You telstra business apps adelaide