![]() ![]() There are many scenarios in which the usage of with clause may prove helpful in query execution and data management. The temporary table that is the new temp table is also called CTE which is a common table expression. They will be executed after retrieving the result in the new temp table. These statements can make the use of the new temp table in it as many times as required. After this, the statement or statements which are specified other than the with clause are executed. The execution of the query statement containing the with clause gives the preference for calculating the result set of the clause, which holds the within it and retrieves the temporary result set in the new temp table. Execution of statement containing with clause The other statements using the result of the new temp table should be specified after giving a comma after filling the query. The as keyword is used to alter mentioning the list of columns inside the brackets for the temporary table. The list of the columns that are specified is the names of the columns of the temporary table, which should be the same as that of the number column values retrieved from the statement for filling the temp table. In the above syntax, the new temp table is the temporary table that can be referenced for retrieving the temporary result acquired by executing the statement for filling the temp table. WITH new temp table (list of new columns) as The syntax of with clause is as shown below – #DB2 JSON QUERY EXAMPLE UPDATE#With clause can be used which any of the sql statement of SELECT, INSERT, UPDATE or DELETE. Hadoop, Data Science, Statistics & others ![]()
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