In my database there is a lot of tables starting with _elgg , now I want to drop all tables with this prefix. I have a schema with many tables and I want to get rid of some of them. SQL command to remove prefix from a set of tables. Lots of developers are not aware that they can do it using single DROP statement. DROP TABLE MYSCHEMA.TABLE1 DROP TABLE … It ensures that you do not accidentally remove non-temporary tables. The above query generates drop table statements like drop table tmp_test drop table tmp_emp drop table tmp_data provided there are tables named tmp_test, tmp_test and tmp_data in the database. The TEMPORARY option allows you to remove temporary tables only. to look for tables with wild card. I showed you how to DROP Statement multiple tables together using a wizard in SQL Server Management Studio (SSMS). , … Questions: Im runing mySQL in a server where i need to drop tons of databases (after some testing with the server). ... MySQL : DROP TABLE Starting with a Prefix. if your results are. Thanks, William BC … Then open that CSV in a notepad. Something like this: mysql> DROP TABLE test_%; Which should drop all tables that begin with "test_". then. The IF EXISTS option conditionally drop a table … 3. DROP TABLE … I tried mysqldump --ignore-table=dbname.exam_* and even tried --ignore-table=dbname.exam_% It didn't work as expected. This statement deletes the entire structure as well as the content of the table. Then do Ctrl+H to replace schema with DROP TABLE SCHEMA that will give you all the drop queries, copy and paste this big sql into your sql tool and execute. View as plain text : I've read the book, the manual, and used Google. This syntax does not work. In many other applications you can use wildcard or even Regular Expressions to match specific records but that’s not case in SQL or MySQL. But imagine you have a database with tables with different prefixes and you want to delete/drop just one of the sets: e.g. Whats people lookup in this blog: Mysql Drop Table Wildcard; Mysql Drop Multiple Tables Wildcard; Mysql Drop Table Using Wildcard DROP TABLE [wildcard?] In MySQL, you can also remove multiple tables using a single DROP TABLE statement, each table is separated by a comma (,).. I had to use --ignore-table multiple times.. Edit: I have seen a few shell scripts that list tables not like tablename_% and pass it to mysqldump. 2. The tutorial explores DROP statement commands and shows options to drop tables from MySQL databases. In the SQL Editor viewing the tables in the schema, I can select the ones I want to drop, but I cannot see how to actually drop them. After the prefix, the names are random. Thanks in advance! The DROP TABLE statement allows a table to be removed from a MySQL database. at least not for the DROP TABLE … There are a number of wildcards that include the percentage, underscore and charlist(not supported by MySQL ) among others; The percentage wildcard is used to match any number of characters starting from zero (0) and … How in Workbench (trying out the 5.2beta) do I select then drop multiple tables? How to use where statements in mysql techrepublic mysql like condition javatpoint sql tutorial 23 the like operator and wildcard characters you poting drop down list options collecting data or records from. So you have your Whatever_something, Whatever_232, Whatever_blabla, …. Stack Exchange Network. Is it not possible to drop several tables at a time using wild cards? googled it found out that u cant do drop tables with wildcard so now what first what i did was. recently i was wondering how could i just use drop to drop multiple tables with a wildcard..?? Let us create the following three tables to demonstrate dropping multiple tables using a single DROP statement. set1_users and set2_users. Like & Wildcards powerful tools that help search data matching complex patterns. Can anyone give me a solution ? Does any? All databases that i need to drop have the same prefix “Whatever_”. myschema.table1 myschema.table2 after replace, it'll look like this. show tables like ‘phpbb_%’; Got a reply with all the tables of phpBB. Concatenate drop table statements and execute it as a whole declare @sql varchar(8000) set @sql='' 6. I need to take a dump of a database containing 50 odd tables of which I want to exclude about 15 odd that have prefix exam_. The DROP TABLE statement removes a table and its data permanently from the database. Your Whatever_something, Whatever_232, Whatever_blabla, … … recently i was wondering how could i use. Plain text: i 've read the book, the manual, and used Google work expected! 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