WebJan 10, 2014 · using COUNT (*) surely is the fastest way to get the number of records that are visible to your session. Keep in mind, that any table is a shared resource and can potentially be read/modified by other sessions, while your code is running. General statements like "this table is empty" either ask for a more concrete definition, like "for my ... WebAug 11, 2024 · 08-11-2024 06:52 PM. Hi @Anonymous , Take a try with expression: length (outputs ('Select_Inventory_Table_Fields')) check if the expression is greater that 0. Best Regards, Alice. Community Support Team _ Alice Zhang. If this post helps, then please consider Accept it as the solution to help the other members find it more quickly.
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WebNov 9, 2011 · Check if SQLServer table is empty. In my WPF-application, I want to start a window only to be shown, if there a no data in the table "Betrieb". So, I know that I can … WebJun 6, 2014 · Check if table is empty in oracle. Ask Question Asked 8 years, 10 months ago. Modified 8 years, 10 months ago. Viewed 10k times ... IF NOT EXISTS (SELECT 1 FROM … devotions for family vacation
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WebSep 23, 2024 · In Excecute Query fill the connection name properties and query as. Select * from table name; Out as datatable. Check count with Datatable.rows.count if the count is … WebFeb 1, 2024 · 1 Answer. You can create your tables in PL/pgSQL DO blocks (or functions if it makes sense). Check if a table is empty after creation and throw an exception if it is. Catch that exception (and do nothing). That rolls back all the changes the block (or function) made, i.e. the creation of the table, but none of the outer transaction. WebJun 26, 2024 · Check if a table is empty or not in MySQL using EXISTS - The following is the syntax to check whether a table is empty or not using MySQL EXISTS −SELECT EXISTS(SELECT 1 FROM yourTableName);ExampleFirst, let us create a table. The query to create a table is as follows −mysql> create table ReturnDemo -> ( -> Id int, -> Name … devotions for family reunion