Validation based protocolavoids the concurrency of the transactions and works based on the assumption that if no transactions are running concurrently then no interference occurs. This is why it is also calledOptimistic Concurrency Control Technique. In this protocol, a transaction doesn’t make any c...
DBMS Validation Based Protocol MCQs: This section contains multiple-choice questions and answers on Validation Based Protocol in DBMS.Submitted by Anushree Goswami, on April 19, 2022 1. What is the Validation Phase also known as?Optimistic Concurrency Control Technique Optimistic Consecutive Control ...
and complex subelements, each consisting in turn of two or more simple or complex data elements. However, given the traditionally “flat” nature of database tables, there has until recently been no corresponding structure in persistent data, although object-relational DBMSs (database management ...
A query plan (also referred to as “query execution plan”) is a sequence of steps that a database management system (DBMS) executes in order to complete a query. When a query is run for the first time in the DBMS, the query can be compiled by a query optimizer to generate a corres...
ERROR [HY000] [DataDirect][ODBC Progress OpenEdge Wire Protocol driver][OPENEDGE]Invalid date string (7497) (pgoe1022.dll) Error = [Microsoft][ODBC Driver 13 for SQL Server]Unable to open BCP host data-file Error =UTF-8 encoding (code page 65001) error 1603 installing microsoft sql na...