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Can we have two table with the same name in MySQL?
You can have tables of the same name only if they are in separate databases, and you use the database name as a qualifier.
Can we have two tables with same name in a database?
Because tables and views are in the same namespace, a table and a view in the same schema cannot have the same name. Each schema in the database has its own namespaces for the objects it contains. This means, for example, that two tables in different schemas are in different namespaces and can have the same name.
Can view have same name as table?
Within a database, base tables and views share the same namespace, so a base table and a view cannot have the same name. As stated, you can’t do it with views, but you can with temporary tables. However, temporary tables are gone (even if you do not drop them) once your session is disconnected.
How to select from two tables in MySQL?
MySQL SELECT from two tables with a single query. MySQL MySQLi Database. Use UNION to select from two tables. Let us first create a table −. mysql> create table DemoTable1 ( Id int NOT NULL AUTO_INCREMENT PRIMARY KEY, FirstName varchar (20) ); Query OK, 0 rows affected (0.90 sec) Insert some records in the table using insert command −.
How to work with multiple tables with same name?
I’m studying MS SQL, and mySQL and trying to practice using Joins (INNER and OUTER) etc…. I have some sample data and some column names are the same, so when referring to the column name in the query I need to reference to the full name path to the column.
Can you create a temp table with the same name in MySQL?
MySQL allows you to create a temp table with a existing name because they don’t have the same “scope”. A temporary table is visible in the session only, and it is dropped at session ending. If you have the same name, MySQL “hide” the original table until you drop your temp table. Max.
How do you combine two tables in SQL?
Syntax to combine tables. The simplest way to combine two tables together is using the keywords UNION or UNION ALL. These two methods pile one lot of selected data on top of the other. SELECT. name_column_one, name_column_three. FROM. name_of_table_one. UNION.