custom sql tableau

Dede SQL query about custom properties Self added a custom attribute flag inside adds a W $sql = "SELECT * from ps_archives a,ps_addonarticle b where a.channel= ' 1 ' and A.id=b.aid and A.typeid in (SELECT ID from ps_a Rctype where Topid in (1,22,26)) and a.flag like '%w% ' "; The data can be queried, but not writt

1. Calling SQL custom functions in C #1.1 Scalar-valued functionsThe SQL statement calls select dbo. Getclassidwithname (1)String strSQL = String. Format ("SELECT dbo. Getclassidwithname (' {0} ') ", dttime);DataTable dt = DB_Contrast.DB.OleDbHelper.GetDataTable (strSQL);1.2 Table-Valued functionsSQL statement calls select * from Getanalysis (' 2015-1-15 ', 1)Str

--several commonly used custom SQL functions for digital processing--decimal starts with no 0 and end superfluous 0 handlesCREATE function [dbo].[formatfloat](@dec decimal( -,Ten)) returns varchar( -) as begin Declare @inValue varchar( -); Set @inValue =(CONVERT(decimal( -,Ten),@dec)); Declare @returnValue varchar( -) if(@inValue="') Set @returnValue="' --Empty time is empty.Else if(charindex('.',@inVal

Label: SELECTID, User_mobile, start_province_id, start_city_id, start_county_id, Start_station, end_province_id, end_city_id, end_county_id, End_station, Send_date, Start_time, End_time , Case whenTimestampdiff (MINUTE, Sysdate (), CONCAT (Send_date,' ', SUBSTR (End_time from 1 for 2), ':', SUBSTR (End_time from 3 for 4), ': xx' ) ) Lt0 Then '2' ELSEStatusEND asstatus, line_id, Create_time, Update_time, Del_flag, Spare1, Spare2, Spare

Select menu in SSMs: Tools --Customize , tick "show shortcut keys in ScreenTips" so that when you hover over the execution icon, a prompt F5 is displayed. Shortcut keys do not need to rote, the mouse point when you look at the next time you can use the shortcut keys, with more than cooked. SQL Server Management Studio supports custom shortcut keys: tools, options, keyboards :Among them, Alt+f1, ctrl+1, ctrl

PS: This blog post is written using Windows Live Writer 2012, and the format effect may not be good. In my development process, I encountered a statistical requirement, and the result was a request to return the number of days from the day that the definition input was calculated For this I have written a table-valued function to address this requirement. Now it is recorded and I hope to help some friends who have encountered such problems. First we look at the execution: Returns dat

Met a German customer, their time format is JJJJ-TT-DD HH:MM:SS, the program in accordance with this format to insert time into the database, but the SQL comes with the conversion function convert, the cast process error, the online search has said with convert, Cast can be converted directly, but this customer's machine is not, there is no way to write a conversion function for everyone to refer to:Because the GetDate method cannot be used directly i

Oracle PL/SQL non-predefined exceptions, custom exception handling, RAISE_APPLICATION_ERROR throwing exceptions Oracle has three types of exception errors: 1. there are about 24 Predefined ORACLE exceptions. To handle this exception, you do not need to define it in the program. ORACLE will automatically throw it. 2. Non-Predefined (Predefined) exceptions are other standard ORACLE errors. To handle this exce

Code Code highlighting produced by Actipro CodeHighlighter (freeware)http://www.CodeHighlighter.com/--> Set Ansi_nulls On Set Quoted_identifier On Go -- ========================================================== ===== -- Author: -- Create Date: -- Description: gets the latest custom video. -- ========================================================== ===== Alter Procedure [ DBO ] . [ News_selectbynum ] @ Num

aggregation. // // public SqlString Terminate () { string output = string. Empty; //delete The trailing comma, if any if (this.intermediateresult! = NULL this.intermediateResult.Length > 0) { output = this.intermediateResult.ToString (0, This.intermediateResult.Length); } return new SqlString (output);}public void Read (BinaryReader R){Intermediateresult = new StringBuilder (r.readstring ());}public void Write (BinaryWriter W){W.write (This.intermediateResult.ToString ());}}H

, E.written,e.lab from stuinfo s left outer joins exam E on s.stuno=E.stuno /c12>where written >= @written)Table-Valued Functions:multi-statement functionsIf the table type specified by the RETURNS clause has a column and its data type, the function is a multi-statement table-valued functionGrammar:-- multi-sentence table value function Create function name (parameter) returns table variable name table (table variable definition )| Schemabinding}]as begin

aggregation. // // public SqlString Terminate () { string output = string. Empty; //delete The trailing comma, if any if (this.intermediateresult! = NULL this.intermediateResult.Length > 0) { output = this.intermediateResult.ToString (0, This.intermediateResult.Length); } return new SqlString (output);}public void Read (BinaryReader R){Intermediateresult = new StringBuilder (r.readstring ());}public void Write (BinaryWriter W){W.write (This.intermediateResult.ToString ());}}H

Label: Similar to the past, I still introduce a daily development encountered in the knowledge points, I would like to record, but also hope to help some friends. This time I'm going to go through the SQL function to return the date data that you entered in the two points in time. As follows: Execute function: SELECT * FROM [Fn_runselectday] (' 2015-01-01 ', ' 2015-01-11 ') The specific functions are as follows: -- ============

Tags: _id repos query Statement automatic learning experience query logs SQL definitionFirst, in the @entity annotated class to write a good foreign key relationship.This @ManyToOne annotation can establish a foreign key relationship, not in their own silly write a private int grades_id; After writing this note, it automatically adds the Classes table to the grades_id field. The little friends were experimenting with their own @manytoone/@ManyToMany/@

In SQL * Plus, how does one use '' to implement custom parameter variables? software environment: 1. Windows NT4.0 + Oracle 8.0.4 2. Oracle installation path: C: \ orant Implementation Method: SQL> select * From table_name; table_name input value: dba_users original (

A. FUNCTION:In sqlserver2008, there are 3 custom functions: Scalar function/Inline table value function/Multiple statement table-valued function, first summed up their grammatical similarities and differences: Same point:1. Create the definition is the same: A, create FUNCTION f_name (incoming parameter name passed in the type of parameter) b,returns return value type C,as XOR: 1. The scalar function returns a data type value, the inline table-valued

())); } /*** Set the initial value of the aggregation intermediate buffer, but this semantics need to be guaranteed: Two initial buffer calls should also be the initial buffer after the merge method implemented below (if your initial value is 1, then you merge is to perform an additive action, two initial buffer And then equals 2, * does not equal the initial buffer. This initial value is problematic, so the initial value is also called "zero value" *@paramBuffer*/@Override Public voidInitia

Cursor draftcursor = Mresolver.query (Uri.parse ("Content://sms"),New string[] {"Canonical_addresses.address" +"From sms,threads,canonical_addresses" +"Where sms.thread_id=threads._id and threads.recipient_ids=canonical_addresses._id and sms._id = '" +String.valueof (target_message_id) + "'--"},NULL, NULL, NULL);A little tricky, right, using the comment notation in the SQL statement "--"So we're going to turn this statement into:Select Canonical_addre

---------------------------------------------------------------------------------- -- Author: htl258 (Tony) -- Date: 2010-06-30 09:35:18 -- Version: Microsoft SQL Server 2008 (RTM)-10.0.1600.22 (Intel x86) -- Jul 9 2008 14:43:34 -- Copyright (c) 1988-2008 Microsoft Corporation -- Developer Edition on Windows NT 5.1 -- Blog: http://blog.csdn.net/htl258 -- Subject: SQL field name

DELIMITER $ $USE ' mysql_wispeed01 ' $ $DROP PROCEDURE IF EXISTS ' sp_execsql ' $ $CREATE definer= ' sa ' @ '% ' PROCEDURE ' sp_execsql ' (insql varchar (4000)) BEGIN DECLARE l_sql VARCHAR (4000); SET l_sql=concat_ws ("', insql); SET @sql =l_sql; PREPARE S1 from @sql; EXECUTE S1; deallocate PREPARE S1; end$ $DELIMITER;In C # code, strings do not need to be enclosed in single quotes wh