In Oracle you would use the following, could be not completely correct on the case statement:...
2. For each value in the table, divide it by the total count of its cohort and multiply by 100 to get the percentage. If you're using SQL, you can achieve this with a query similar to the following: ```sqlSELECTcohort_date,SUM(CASE WHEN DATE_TRUNC('month', created_at) = coh...
For example, date_trunc can aggregate by one second, one hour, one day, or one week. However, you often want to see aggregates by the time intervals that matter most to your use case, which may be intervals like 30 seconds, 5 minutes, 12 hours, etc. This can get pretty ...
WHERE brs.build_key IS NOT NULL AND b.build_type IN ('CHAIN', 'CHAIN_BRANCH') AND brs.build_completed_date >= Trunc(sysdate) - 1 GROUP BY full_key;
Learn how to use a common table expression or CTE in SQL, and read how recursive CTEs turn impossible Postgres queries into possible.
Use the following SQL statement to query the number and size of archives generated in the Oracle database per hour and per day in the last 3 days. In a RAC environment,THREAD#has multiple different values. You need to distinguish the values for different nodes. To change the query interval...
You can issue the following session option fill-ins and SET commands at any time to change the values of various options during the current session. These commands are then in effect for the current session only. Future sessions return to the values that
In Oracle you would use the following, could be not completely correct on the case statement:...
There are many tricks to generate rows in Oracle Database. The easiest is the connect by level method: You can use this to fetch all the days between two dates by: * Subtracting the first date from the last to get the number of days * Generate this man
For Tab Options, accept the default Do not use Tabs and then click Next. For Query: For Series Name, enter Phones. In SQL, enter: SELECT NULL l, sales_month, revenue FROM ( SELECT TO_CHAR(o.order_timestamp,'Mon YYYY') sales_month, SUM(oi.quantity * oi.unit_price) revenue, TO_...