Useful tips for everyday
How do I find the compilation error in SQL? After you use the CREATE command to create a stored procedure, a message is displayed if…
What is rolling upgrade in patching DB? A Rolling Upgrades and Patches. Oracle Fail Safe allows a cluster system to continue to provide service while…
What is conditional field? A conditional field is a field that is hidden from the respondent’s view by default. Once triggered by a multiple choice…
How do you attach a SQL query in Excel? Creating Microsoft Excel Connections to SQL databases Open Microsoft Excel. Select the Data tab. Click From…
How many primary keys can a table have in PostgreSQL? one primary key A table can have one and only one primary key. It is…
How do you Delete a trigger in a database? Expand the database that you want, expand Tables, and then expand the table that contains the…
How do you join tables on multiple columns? You want to join tables on multiple columns by using a primary compound key in one table…
How can SQL Server improve SQL performance? Tips to improve SQL Server performance & database design Choose Appropriate Data Type. Avoid nchar and nvarchar. Avoid…
How does updating your old content can help with your rankings? Content published recently gets a higher ranking, especially for topics that change frequently. So…
Can we write SELECT statement in UPDATE? The query structure, “UPDATE from SELECT” can be used to perform this type of data update scenario. Also,…