This query works by listing out all the tables in the given schema and then executing a drop table for each (hence the for... loop).You can run this query using the SQL Editor in the Supabase Dashboard, or via psql if you're connecting directly to the database....
To store the data of the database, we need to offer some location to the data on the disk. This location is called the tablespace in PostgreSQL. The data can be tables, triggers indexes, etc. However, if a tablespace is no longer needed, it can be dropped in PostgreSQL. The tablespac...
The reason why you can’t outright drop all tables in a single line of code is that in a sizeable and well-designed database, there will likely be a lot of foreign key constraints. SQL Query to Drop All Tables The first thing to do is to make it so that dropping tables do not nee...
truncateUsers; Unlike thedeletecommand, it doesn't scan over the entire table. We also have the ability totruncatemore than one table with just one statement by listing the other tables with commas. Finally, if we're trying to remove the table completely from our database, we use thedropco...
When you remove a column from a table, PostgreSQL will automatically remove all of the indexes and constraints that involved the dropped column. If the column that you want to remove is used in other database objects such as views, triggers, and stored procedures, you cannot drop the column...
Source File: 0024_ops_data_tables.py From tfrs with Apache License 2.0 5 votes def drop_table(apps, schema_editor): if schema_editor.connection.vendor not in ['sqlite', 'postgresql']: return with schema_editor.connection.cursor() as cursor: cursor.execute('drop table data_load_operations...
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Divide a table into two tables in SSRS Divide row by group subtotal Divide two columns based on another column expression ssrs do not display header of table in SSRS report when no rows return by query Does SSRS support underlining text (like a web address in a sentence)? Does the SSRS ...
project_id+timestamp is used for the main tables and read APIs which all fetch the first n of a given project in a given timeframe. Thus this index helps to cut down the scanning a lot, especially when more filters are applied and the whole timeframe is read. ...
I have started to see this issue occurring in the last month. As @j-hulbert describes dbt runs a drop cascade of tables with __dbt_backup appended as part of the run command. My specific situation can be seen in the image. Randomly I will get my postgres log spitting out an error re...