4. Query to get the First and Last Date of the Current Year in Oracle DatabaseSELECT TRUNC(SYSDATE, 'YYYY') AS first_date_of_year FROM dual;SELECT LAST_DAY(TO_DATE('31-12-' || TO_CHAR(SYSDATE, 'YYYY'), 'DD-MM-Y
Part of my job is migrating data to SQL Server from any classic database using insert scripts. During such data migrations, I have frequently encountered the error message “String or binary data would be truncated…” and the insert statement terminates. In most cases this can be avoided by ...
How to use multiple conditions How to use OR logic Sum unique distinct invoices Count cells equal to any value in a list Count dates inside a date range Get Excel *.xlsx file Sum based on OR - AND logic Find empty cells and sum cells above Nested IF functions If not blank Returns no...
To group rows into part of a datetime value withOracle SQLyou can use thetruncfunction. This rounds down datetime values. The first argument is the datetime and the second is the units to round down to. For example, this groups the rows by hour: Copy code snippet Copied to Clipboard Erro...
If you'regrouping by timeand you don't want any gaps in your data, PostgreSQL'sgenerate_seriescan help. The function wants three arguments:start,stop, andinterval: selectgenerate_series(date_trunc('hour', now())-'1 day'::interval,-- start at one day ago, rounded to the hourdate...
Learn how to use a common table expression or CTE in SQL, and read how recursive CTEs turn impossible Postgres queries into possible.
Indexes. They're one of the most powerful and misunderstood aspects of SQL performance. In this post we'll look at the purpose of an index, how to create and choose choose your index type. Then finish with a discussion of how to decide what to index and
There are two ways to do this in Tableau :If you CAN USE sql AND YOU actually need the ...
date_trunc( 'day', (p.created_on AT TIME ZONE ?) ) AS col_1_0_ FROM post p WHERE p.id = ? As explained inthis article, before using a SQL function in the SELECT clause of a JPQL or Criteria API query, we first need to register that function. ...
How to add 1 hours to a DateTime Data 06-04-2018 10:34 AM Hello,I have a dateset the I want to a customs date filter on query editor, which wil help me do the following as SQL:SCANDATE BETWEEN TRUNC(SYSDATE)+(1/24) AND TRUNC(SYSDATE)+1...