![]() ![]() When you drop the employees temporary table, the permanent employees table is available and accessible.Įven though a temporary table can have the same name as a permanent table, it is not recommended. Every query you issue against the employees table is now referring to the temporary table employees. For example, if you create a temporary table named employees in the sample database, the existing employees table becomes inaccessible. A temporary table can have the same name as a normal table in a database.However, in the same session, two temporary tables cannot share the same name. Different clients can create temporary tables with the same name without causing errors because only the client that creates the temporary table can see it. A temporary table is only available and accessible to the client that creates it.Of course, you can use the DROP TABLE statement to remove a temporary table explicitly when you are no longer use it. MySQL removes the temporary table automatically when the session ends or the connection is terminated.Notice that the keyword TEMPORARY is added between the CREATE and TABLE keywords. A temporary table is created by using CREATE TEMPORARY TABLE statement.In this case, you can use a temporary table to store the immediate result and use another query to process it.Ī MySQL temporary table has the following specialized features: In MySQL, a temporary table is a special type of table that allows you to store a temporary result set, which you can reuse several times in a single session.Ī temporary table is very handy when it is impossible or expensive to query data that requires a single SELECT statement with the JOIN clauses. This code is actually working OK within my app, but I would like to be able to do some queries from within the DB GUI manager and also be able to export the data without it having funky characters instead of the correct characters or to rephrase what I’m saying: I would like to be able to save, read and be able to work with the proper characters from both within my app and MySQLWorkbench.Summary: in this tutorial, we will discuss MySQL temporary table and show you how to create, use and drop temporary tables. Pv.Append(self.nombres) // This code is in a class and nombres is type Textįor reading the data from the DB I’m doing this: self.nombres = rs.Column("NOMBRES").StringValue.DefineEncoding(Encodings.UTF8).ToText This is some of the code I’m using to save to the DB: var pv() as Variant // I'm trying to be api 2.0 compliant and use var as a good boy :-P The DB charset is utf8mb4 and the Collation is utf8mb4_spanish2_ci My first language is Spanish as my name probably gives away and I need to save and retrieve data with tildes and the letter.Īt the current time my app is actually writing and reading the tildes and the correctly but the thing is that I’m getting funky characters when I inspect the tables in MySQLWorkbench or DBeaver where instead of an or characters with tilde some funky characters are being displayed, for instance: I’m having a bit of a problem with dealing with encoding with a MySQL database. ![]()
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