Useful tips for everyday
What does Wsrep mean? replication plugin interface wsrep API. The wsrep API is a generic replication plugin interface for databases. It defines a set of…
Does substring include the first character? Java String substring() Methods The substring begins with the character at the specified index and extends to the end…
How to remove duplicates but keep the rest of the row values? Click Data > Filter to disable Filter, and remove the formulas as you…
How do I concatenate two columns in Excel? How to Combine Columns in Excel Click the cell where you want the combined data to go.…
How does MongoDB store integers? Below are the enlisted MongoDB data types: String: This is the most commonly used data type in MongoDB to store…
How do I force SQL Server to use an old execution plan? Forcing Execution Plan Get the OLD execution plan from old server. You can…
How to combine two query sets in MySQL? SELECT column_list UNION [ DISTINCT | ALL ] SELECT column_list UNION [ DISTINCT | ALL ] SELECT…
Does int truncate or round? 7 Answers. It does not round, it just returns the integral part before the decimal point. Reference (thanks Rawling) Explicit…
How to insert on duplicate update in PostgreSQL? You can have a WHERE clause on your UPDATE (letting you effectively turn ON CONFLICT UPDATE into…
How do I find the default tablespace for a user? To find the default permanent tablespace in Oracle, you can run the following SELECT statement:…