explain value window functions like LAG(), LEAD(), FIRST_VALUE(), LAST_VALUE()

File metadata and controls ... --* All rights reserved. ... --* republish altered code as long as you include this copyright and give due credit. ... --* PARTICULAR ... For more information about the database and what data and tools are available please see our about page. ... Matching. DPB T-Cell Epitope + HLA-B Leader matching ... Aug 26, 2019 ... Have you ever noticed SET NOCOUNT ON statement in T-SQL statements or stored procedures in SQL Server? I have seen developers not using this ... For more information, see "Transaction Logs" in Microsoft SQL Server Database ... database directly using Transact SQL. It is essentially a window in SQL ... Description. format_type(type_oid, typemod), text, get SQL name of a data type ... The functions shown in Table 9-61 provide server transaction information in an ... May 11, 2015 ... The solution was to add to Task Scheduler a simple one-liner powershell script which will clear the SQL Server logs older than 30 days, executed every day. Oct 26, 2015 ... I have seen few DBAs having scheduled job to take backup of transaction log to the NUL device using below command. BACKUP LOG ProductionDB TO ... Displays information about the oldest active transaction and the oldest distributed and nondistributed replicated transactions, if any, within the specified ... Dec 10, 2014 ... ... database agdb for an AlwaysOn Availability Groups state change. Estimated rollback completion: 0%. This is an informational message only. No ... Parses and transforms T-SQL stored procedures, functions, triggers, and views to Oracle PL/SQL. Provides advanced customization capabilities such as the ability ...