WebAug 9, 2016 · replace: If table exists, drop it, recreate it, and insert data. Ps. Additional tip: This is better way to handle the connection: with engine.connect () as conn, conn.begin (): sql = """select * from some_table limit 1""" df = psql.read_sql (sql, con=conn) print df.head () df.to_sql ('a', con=conn, schema=schema_name, if_exists='replace') WebJan 2, 2024 · Drop statements won't work with Connect In-DB Tools, as they're meant to accept SELECT statements. With an Input Tool as your Post-SQL statement, it should work. But the table must exist so the command can be executed.
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WebAug 17, 2014 · Select the tables you want to DROP. Select "Save to new query window". Click on the Advanced button. Set Script DROP and CREATE to Script DROP. Set Script Foreign Keys to True. Click OK. Click Next -> Next -> Finish. View the script and then Execute. Share Improve this answer Follow edited Dec 16, 2016 at 10:21 Stephan Bauer … WebDec 29, 2016 · Another possible reason that drop table can seem to hang is that you have lots of partitions (for example, hourly partitions for several years). If this is the case, be gentle when you drop partitions, you can use something like: alter table your_table drop if exists partition (year=2024,month<=6); To drop only some of the partitions at a time. how do you work out upper bounds
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WebDROP TABLE [IF EXISTS ] table-name [ IN DICTIONARY] table-name ::= user-defined-name for the table to be removed. IN DICTIONARY. See the discussion of IN … WebApr 11, 2024 · When you drop a managed Delta table, it should delete the table metadata and the data files. However, in your case, it appears that the data files are not being deleted consistently, causing the error when you try to recreate the table. WebAug 8, 2016 · First you have to Drop the table's constraints and then table SELECT 'ALTER TABLE ' + OBJECT_SCHEMA_NAME (parent_object_id) + '. [' + OBJECT_NAME (parent_object_id) + '] DROP CONSTRAINT ' + name FROM sys.foreign_keys WHERE referenced_object_id = object_id ('Inventory') Drop Table Inventory Share Improve this … how do you work out the yp