Useful tips for everyday
How to store large data in sql? You can probably improve performance dramatically by using proper queries and indexes on your database. A good place…
Is date an integer in SQL? It is stored as an integer format, not as a string as is the root format underlying the datetime…
How do you name a date field? 3 Answers. I realized some go better with “_On”, like “createdOn” and “updatedOn”, while others go better with…
What is a quiesce database? Such a state is referred to as a quiesced state, in the sense that no ongoing non-DBA transactions, queries, fetches,…
Which system table will help to description table for privilege type codes and maps privilege type numbers to type names? Oracle / PLSQL: Oracle System…
What is the advantage of WITH clause in Oracle? The with clause, aka subquery factoring, allows you to tell us “hey, reuse this result over…
Is the segment tree a flexible data structure? In general a Segment Tree is a very flexible data structure, and a huge number of problems…
Can shared pool be resized dynamically? You can dynamically reconfigure the sizes of the shared pool, the large pool, the buffer cache, and the process-private…
How do I select 10 random rows in SQL? The SQL SELECT RANDOM() function returns the random row….If you want to select a random record…
When to enable or disable logging in PostgreSQL? PostgreSQL logging is only enabled when this parameter is set to true and the log collector is…