This statement declares a cursor and associates it with a SELECT statement that retrieves the rows to be traversed by the cursor. To fetch the rows later, use a FETCH statement. The number of columns retrieved by the SELECT statement must match the number of output variables specified in the...
* If you use collections in resultMaps then cursor SQL queries must be ordered (resultOrdered="true") * using the id columns of the resultMap. * * @author Guillaume Darmont / guillaume@ */ 1. 2. 3. 4. 5. 6. 7. 8. Cursors are a perfect fit to handle millions of items queries ...
Date: December 12, 2005 05:49AM Hi All I have a store proc in which i dump .26 million rows of data of two columns. When i run this store proc the DB restarts itself due to some memory problem. My read buffer memory is 2G and my server has a memory of 1GB ram. ...
This statement declares a cursor and associates it with a SELECT statement that retrieves the rows to be traversed by the cursor. To fetch the rows later, use a FETCH statement. The number of columns retrieved by the SELECT statement must match the number of output variables specified in the...
Example when sorting with multiple columns and :limit:page = Rotulus::Page.new(users, order: { first_name: :asc, last_name: :desc }, limit: 3)The gem will automatically add the table's PK(users.id) in the ORDER BY as the tie-breaker column to ensure stable sorting and pagination....
ExecutesSQLSpecialColumnswith SQL_ROWVER which creates a result set of columns that are automatically updated when any value in the row is updated. Returns the Cursor object. Each row has the following columns. scope: One of SQL_SCOPE_CURROW, SQL_SCOPE_TRANSACTION, or SQL_SCOPE_SESSION ...
Bug #17039 Cursor with procedure crashes client Submitted: 2 Feb 2006 13:54Modified: 14 Nov 2006 3:38 Reporter: Magnus Blåudd Email Updates: Status: Closed Impact on me: None Category: MySQL Server: Prepared statementsSeverity: S3 (Non-critical) Version: 5.0.19OS: Linux (Linux) ...
Description: If the useCursorFetch property is specified during DB Connection, then executing a query using an alias for a View does not allow to gather columns data using that alias, ie: String url = "jdbc:mysql://127.0.0.1:3306/mysqlbugreport?useCursorFetch=true"; .. String query = "...
(2)Histogram present for column with system-generated bind value If the same SQL statement is executed multiple times, each execution has its own child cursor. In this case, the database peeks at bind variable values and create a new child cursor for each distinct value. Thus, each statement...
This works: delimiter // create procedure test1() BEGIN DECLARE crs CURSOR FOR select column_name from information_schema.`columns`; END // Subject Views Written By Posted HELP WITH CURSOR 2860 Jacob Davis May 04, 2010 10:49PM Re: HELP WITH CURSOR ...