rowcount

问题 I have been stuck into a question. The question is I want to get all Table name with their Row Count from Teradata. I have this query which gives me all View Name from a specific Schema. I ] SELECT TableName FROM dbc.tables WHERE tablekind='V' AND databasename='SCHEMA' order by TableName; & I have this query which gives me row count for a specific Table/View in Schema. II ] SELECT COUNT(*) as RowsNum FROM SCHEMA.TABLE_NAME; Now can anyone tell me what to do to get the result from Query I

问题 I have been stuck into a question. The question is I want to get all Table name with their Row Count from Teradata. I have this query which gives me all View Name from a specific Schema. I ] SELECT TableName FROM dbc.tables WHERE tablekind='V' AND databasename='SCHEMA' order by TableName; & I have this query which gives me row count for a specific Table/View in Schema. II ] SELECT COUNT(*) as RowsNum FROM SCHEMA.TABLE_NAME; Now can anyone tell me what to do to get the result from Query I

问题 here's my sample code drop function rowcount_test go CREATE FUNCTION dbo.rowcount_test () RETURNS INT AS BEGIN DECLARE @v INT SELECT @v = 1 return @@ROWCOUNT END GO grant exec on dbo.rowcount_test to public go SELECT dbo.rowcount_test() It gives 1 when executed by mssql 2017 (and earlier) It gives 0 when executed by mssql 2019 It gives 1 when executed by mssql 2019 (Standard edition) with a db put to the 2017 compatibility mode It's never been a problem before... Is it a kind of setting

问题 I have an AdvancedDatagrid, whose dataProvider is an ArrayCollection that contains 1 row of displayable stuff. Flex continues to display about 6 rows, the top one filled, the rest blank. I've set the rowCount="1", with no luck. 回答1: I actually ran into this issue the other day. It turns out I was setting the height of the AdvancedDataGrid to 100%, which overrides the rowCount property. If you check out the documentation, it says "If the height of the component has been explicitly set, this

问题 Does anyone know how to get the row count from an SQL Alchemy query ResultProxy object without looping through the result set? The ResultProxy.rowcount attribute shows 0, I would expect it to have a value of 2. For updates it shows the number of rows affected which is what I would expect. from sqlalchemy import create_engine from sqlalchemy.orm import sessionmaker engine = create_engine( 'oracle+cx_oracle://user:pass@host:port/database' ) session = sessionmaker( bind = engine , autocommit =

问题 I have various stored procedures. I need a stored procedure to execute a stored procedure and then return only the row count (number of returned rows by the called procedure) and I need to receive it in c# code. What's the best way to do this? Situation: I have various stored procedures which is called from c# code. Now for another purpose i need to know the number of rows returned by a procedure (I don't want the returned rows, I just the need the number of rows). I cannot change the stored

问题 i am using the below query to return rowcount for paging, it works fine but take very long to return, because all of the table have millions of records. currently its taking 7 sec to return rowcount, can anyone help me in this to return it fast. i have also tried same query with #table and @table both are slow. query is WITH cte_rowcount AS (SELECT p.policyid FROM resident (nolock) r INNER JOIN resident_policy (nolock) rp ON r.residentid = rp.residentid INNER JOIN policy (nolock) p ON p

问题 So I have a GridView set up to a SqlDataSource. Paging is enabled and I have a drop down menu that changes the number of rows displayed per page. I am able get the total of rows displayed in a single page but I want to show the total number of rows as well. (Like this: "Showing 1 - 25 of 315"). So, my questions are: 1) How do I get the total number of rows for the entire DataSource? (not just GridView) The code I have, OnSelectedData method, does not work and returns a zero. 2) How do I get

问题 Is it possible to show a "Row Count" column in SQL Server Profiler? For example there are CPU and Duration columns but can it show how many rows a query returns? 回答1: How about using the RowCounts column? 回答2: For SQL Server 2008 R2 : From the top menu: Tools -> SQL Server Profiler Choose the Server name: The Trace Properties dialog will appear. Click on the Events Selection tab: Click on the Show all columns check box Slide the horizontal scroll bar to the right. Check the boxes under the

问题 I'm using the QueryOver api that is part of NHibernate 3.x. I would like to get a row count, but the method I'm using returns all objects and then gets the count of the collection. Is there a way to just return an integer/long value of the number of rows? I'm currently using: _session.QueryOver<MyObject>().Future().Count() 回答1: After a bit of playing around with the api, this will do it: _session.QueryOver<MyObject>() .Select(Projections.RowCount()) .FutureValue<int>() .Value If you don't