How To Compare Each Row In Two Tables
Jul 10, 2012
I have two the same structure tables. One is the source table (table1), another one is the destination table (table2).
Now I want to compare these two table row by row.
For example,
If table1 row1 is the same as table2 row1, go to next
If table1 row2 is not the same as table2 row2, update table2 row2 to make it the same as table1 row2.
If table1 row3 is not existed in table2 row3, insert table1 row3 into table2 blank new row.
How to create this script?
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Jul 22, 2007
Table MediaImportLog
column ↘ImportIndex ImportFileTime ImportSource
value ↘80507 20060506001100 815
80511 20061109120011 CRD � P.S the values type of ImportFileTime 20060506001100 → 2006 -year 05-month 06-day 00-HH 11-minute 00-second】
Table BillerChain
column↘BillerInfoCode ChainCode
value ↘750 815
value ↘81162 CRD
Table Biller
column↘CompanyCode BillerCode
value ↘999 750
value ↘81162 516
TAble DataBackup
column↘CompanyCode Keepmonth
value ↘999 6
value ↘81162 12
---------------------------------------------------
when I'm in MediaImportLog , I want use column ImportSource to compare with column ChainCode in table BillerChain ( so I get BillerInfoCode) and then use the BillerInfoCode I got to compare with column BillerCode in Table Bill ( I get CompanyCode) finally I use CompanyCode to compare with column CompanyCode in table DataBackup so I can get the company's keepmonth
How can I get the keepmonth? can I use parameters ?
thank you very much
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Dec 8, 2000
I need to compare two identical tables and return the rows that are different,they are not having any primary key. Anyone to help with the query?
Thanks.
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Jan 14, 2000
Is it possible (easily) to compare two identical tables (one from server1 'SQL7', one a download from an Oracle DB into SQL7) to see if the Oracle table has changed, what is the changed row and place said row into another table to do some other process on those changed rows?
Thanks,
Bill
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Jul 1, 2004
Hi,
Need help with the structuring of the following query:
I've got 2 tables nl :tableA, tableB
I need to do a query to determine wat DISTINCT values of a column(cIdNo) in tableA is not present in column (bIdNo) in tableB.
tableA contains Id numbers of people who still has to pay their bills, and tableB contains Id numbers of people who already paid. So I want a query to determine who still needs to pay.
I've tried the following but doesn't work, not to sure if it's the right wayto do it:
PHP Code:
SELECT distinct(cIdno) as IdNumber
FROM tableA
LEFT JOIN tableB
ON tableA.cIdNo != tableB.bIdNo
PLEASE HELP !! Thanks in advance !!!
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Jun 8, 2006
I have 2 tables that are exactally the same.
Table 1 - Is named LIVE
Table 2 - Is name EOM (End of Month)
The 2 tables have these fields
MEMBER
STREET
I want to build a query that will return any member who has changed their address (ex: member's eom address is "123 main st", and now their live address is "345 apple st")
But I do not want to display any addresses that are different because that member wasn't a member last month (not in the eom table)
Note: Member Numbers Never Change, only addresses will.
Thanks in advance for any help/suggestions.
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Dec 17, 2007
need to know how to check both table data and return only data that doesn't match the other table data
select distinct dept_name
from bb_guide_party_dept d, binbox_dept e where d.dept_id = e.dept_id
and e.active_Flag = 1
union
select distinct dept_name
from bb_guide_party_dept a, binbox_dept b where a.dept_id = b.dept_id
and e.dept_name not the same as b.dept_name
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Jan 31, 2008
hi, I'm pretty new to ssis so this may be an absolute beginner question but i couldn't find a solution yet. the task is to compare data from tow tables which are of the same structure. table1 contains data before some operations and table2 contains the results. now i have to find out which datasets have been changed, which one are new and which one are gone.
i've done some googlin and found this TableDifference http://www.sqlbi.eu/Projects/TableDifference/tabid/74/Default.aspx component, but to me it seems to be kind of buggy, so I had the idea of trying to set an sql statement on both ole db sources where i tried to select only the datasets that are not contained in the other table. so i tried something like this:
select * from lib.table_1 except select * from lib.table_2
but this doesn't work either. so i would be really thankful if someone could help me.
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Sep 13, 2001
I know this sounds simple, but I haven't seen it in bol. I need to compare two tables, and list what rows are unique to each table. Thanks for the help!
rb
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Dec 7, 2000
Can anyone give me the query that I can use to to compare the data between two similar tables.Data from col1,col2,col3,col4 needs to be compared. Col1 is primary key in both the tables.It should return with zero rows if they are same.
Thanks for any help.
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May 13, 2004
Would appreciate if someone could help!
I have 2 tables , table 1 and table 2. Exact copies of some records from table 1 also exist in table 2. What i need to do is display records that exist in table 1 but do not exist in table 2.
Thanks for your help!
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Aug 4, 1999
Hi,
I am trying to write a query to compare the same column in each table with "not equal" expression.
My query is like this:
select tableOne.empl_ser_no from tableOne, tableTwo
where tableOnel.empl_ser_no <>(select empl_ser_no from tableTwo)
I am getting the following message from SQL Server:
Msg 512, Level 16, State 1
Subquery returned more than 1 value. This is illegal when the subquery follows =, !=, <, <= , >, >=, or when the subquery is used as an expression.
Command has been aborted.
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Sep 29, 2005
I have two tables and I want to know if every record from the first table is in the second one and if its data mathes exactly?
Any suggestion for a short way to do this?
Thank you!
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Nov 16, 2011
I need to compare two tables in each row. the tables are as follows:-
Table a:
Code:
IDFirst_Name Last_name Birthdate
1Shradha Deshkmukh 1981-12-25 00:00:00
2Shradha Verma 1981-05-11 00:00:00
3Divya Dutta 1982-07-21 00:00:00
4Matthew Palmer 1983-12-28 00:00:00
table d:-
Code:
idfnlndob
1ShradhaTiwari1981-12-25 00:00:00
2DivyaDutta1983-07-21 00:00:00
3SulabhManesar1975-09-11 00:00:00
4MatthewPalmer1983-12-28 00:00:00
5SamuelMaxwell1984-05-22 00:00:00
I want to compare the tables using first name, and I have a log variable which I want to have the value as per the differences in the table that is if the first name matches and second name and dob dont match it shows log value for that FN as 'LN and DOB dont match'.
similarly if First name matches and dob matches then @log is 'LN not match'.
And in case all three match it should show 'match'as log value.The query I use is a s follows:-
Code:
USE testing
GO
DECLARE @NR int
DECLARE @log varchar(200)
SELECT @NR = COUNT(*) FROM a
WHILE @NR>0
[code]...
the result I am getting is :-
Code:
fnlndob (No column name)
ShradhaTiwari1981-12-25 00:00:00match
ShradhaTiwari1981-12-25 00:00:00match
DivyaDutta1983-07-21 00:00:00match
MatthewPalmer1983-12-28 00:00:00match
I have tried using CASE but that doesnt work either.
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Aug 15, 2012
I need to compare if two developers did the job correctly and created identical tables.
The problem is more complex, but I will try to solve it somehow if I solve the problem of comparing two tables (let them be in different SQL Server 2008 databases) and their properties. No data needs to be compared.
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Sep 21, 2012
I have two tables. One is Invoice_tbl, with one account per customer.
This table has 3 fields; CustomerID, InvoiceAmount, InvoiceID.
Then second table is, Payment_tbl, with 2 fields; InvoiceID and PaymentAmount. The Payment table can have multiple payments from each customer.
With Access, i would run a QUERY(call it PaymentTotal) against Payment_tbl, then do a "GroupBy" on InvoiceID and SUM on the "Amount" field.
I then would create a NEW query against Invoice_tbl and INNER JOIN on Payment Total.
How would i do this with SQL?
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Feb 27, 2014
I have 2 tables. They both have the same fields [OFO_Code] and [Description]
Table 1 is Called Qualification and Table 2 OFO_Code. The second table is a lookup table. The info in Table 1 's description column in some places does not match that of Table 2.
I am trying to loop through these tables to Update the info in Table 1's description to match the correct description in Table 2.
Their are 1417 items in Table 2 and 77000 items in table 1.
There are NO errors when executing, just no update
Here is my code so far:
Code:
Update Qualification SET [Description] = B.Description FROM Qualification A INNER JOIN OFO_code B ON A.OFO_CODE = B.OFO_CODE WHERE A.OFO_Code IN ('" & OFO & "' )"
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Jul 26, 2013
I have requirement like this
1 st column 'A1Ctest' 2 nd column 'diagnoising heart disease' and my 3 rd column is combination of both columns
'A1Ctest for diagnoising heart disease'.Here i need to comapre 'A1Ctest' from 1st column and 'diagnoising heart disease' from 2 nd column
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Dec 26, 2013
I am new to writing the queries in SQL.I want to write a query which will compare the data of two tables which are resides in DEV server and PROD Server.For the conncetivity purpose we are creating the DB link between DEV and PROD server.query to compare the data of table in DEV and table in PROD
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Oct 8, 2014
I have two databases under two different servers.
Server1:
DB1
Table1
Server2:
DB2
Table2
I need to compare Table 1 & 2 using SQL server and how can I achieve this?
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Nov 4, 2005
I have a database I want to query. It is a medical billing system. I basically want to compare a list of Names and Birthdates in an Excel spreadsheet to the table of patients in the database that have that insurance type and return only the rows from the spreadsheet that don't exist in the database.
This is an eligibility list, so we need to find those that don't have this insurance set up for them in our billing system and update their records.
We will probably want to do the update manually so I don't mess it up too bad , but would like to zero in on who needs the updates rather than having to look at every single record.
Any ideas on how to approach this?
Would this be a join, or would I need to do a select from table 1 where pt/insurance not in select pt/ins from table 2?
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Aug 7, 2006
ans writes "I’m using SQL Server
• I’ve got 3 tables: tblOne, tblTwo, tblThree
• Using the stored procedure(let call this stored procedure sp_Result) I generate result using all the above tables(tblOne, tblTwo, tblThree).
• The problem is, it takes too long to execute(around 15 sec), which is not acceptable as I’m using in the result in the web application
• I’m thinking of scheduling to run the above stored procedure to run once every hour and write the result in a new table, tblResult.
• now the user only queries in the tblResult tables. Since it is a straight forward query it will take less than 1 sec. Perfect !!!
• Now the tblResult already exist, and the user are queries only to this table.
• How would I compare the result produced by stored procedure sp_result and the table tblResult?
• How would I update tblResult with the produced result?
• Would be a good idea to write the result in a new table called temp, then drop the table tblResult and then rename the table temp to tblResult?"
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Oct 6, 2006
In the process of purging data to history tables,
we wanted to make sure that no schema changes have been done
to the main or the history table.
So to ensure identical schemas, we use this function:
ALTER FUNCTION dbo.fnCompareTableSchema
(
@t1Name NVARCHAR(257)
,@t2Name NVARCHAR(257)
)
RETURNS BIT
AS
/*
Compares the schema of 2 tables
If the schema is different RETURNS 0
If the schema is identical between the two table, RETURNS 1
NOTE: system tables or non-existant tables that are NOT in INFORMATION_SCHEMA views will compare equal (RETURNS 1)
==================================================================================================================
SAMPLE USAGE:
DECLARE @schemaOK BIT
SELECT @schemaOK = dbo.fnCompareTableSchema('dbo.table1','dbo.table2')
IF @schemaOK = 1
PRINT 'TABLE SCHEMA IDENTICAL'
ELSE
PRINT 'TABLE SCHEMA DIFFERENT'
==================================================================================================================
*/
BEGIN
IF @t1Name = @t2Name
RETURN 1
-- check if schema is different
IF EXISTS
(
SELECT*
FROM
(
SELECTCOLUMN_NAME, ORDINAL_POSITION, DATA_TYPE
, COLUMN_DEFAULT, IS_NULLABLE
, CHARACTER_MAXIMUM_LENGTH, NUMERIC_PRECISION, NUMERIC_SCALE
, COLLATION_NAME
FROMINFORMATION_SCHEMA.COLUMNS
WHERETABLE_SCHEMA = COALESCE(PARSENAME(@t1Name,2),'dbo') AND TABLE_NAME = PARSENAME(@t1Name,1)
UNION ALL
SELECTCOLUMN_NAME, ORDINAL_POSITION, DATA_TYPE
, COLUMN_DEFAULT, IS_NULLABLE
, CHARACTER_MAXIMUM_LENGTH, NUMERIC_PRECISION, NUMERIC_SCALE
, COLLATION_NAME
FROMINFORMATION_SCHEMA.COLUMNS
WHERETABLE_SCHEMA = COALESCE(PARSENAME(@t2Name,2),'dbo') AND TABLE_NAME = PARSENAME(@t2Name,1)
) U
GROUP BY
COLUMN_NAME, ORDINAL_POSITION, DATA_TYPE
HAVING COUNT(*) <> 2
)
RETURN 0
-- schema identical
RETURN 1
END
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Nov 2, 2007
I need help on how to compare two temp tables. I have to compare two temp tables from two diferent server. Here is what I have done so far...
CREATE PROC dbo.swn_sp
AS
/********************************************************************
*Program Name:
*
*
*********************************************************************
*
*Modification History:
*********************************************************************
--*************************************************************
--SET SQL STMT BASED ON SQL TYPE PASSED IN
--*************************************************************/
/* Create a Temp Table */
Create Table #TP_DGC(
station_nbr char (20),
station_name varchar (40),
group_code char (12),
beg_eff_date_DGC datetime,
end_eff_date_DGC datetime)
--------------Selection Gathering Table-------------------
DECLARE @groupcodechar (12),
@stationnumber char(20),
@stationamevarchar(40),
@begdateGdatetime,
@endeffdateGdatetime,
@Recordsint,
@record_found_flagchar(1),
@current_date datetime
SELECT Distinct a.station_nbr, c.station_name, a.group_code,
a.beg_eff_date As beg_eff_date_DGC, a.end_eff_date As End_eff_date_DGC
from TIES_Gathering.dbo.station_group a
Inner Join TIES_Gathering.dbo.station c on a.station_nbr = c.station_nbr
Inner Join TIES_Gathering.dbo.station_type d on a.station_nbr = d.station_nbr
Inner Join TIES_Gathering.dbo.group_detail e on a.group_code = e.group_code
Where ((e.group_type = 'NPN')or(e.group_type = 'WTF')or(e.group_type = 'NTF'))and
((d.type_code = 'WHM')or (d.type_code = 'CRP')) and (a.pipeline_code = '100000')
Order by a.station_nbr, a.group_code
INSERT INTO #TP_DGC(station_nbr,station_name,group_code,beg_eff_date_DGC,end_eff_date_DGC)
values (@stationnumber, @stationame,@groupcode,@begdateG,@endeffdateG)
--------------Selection Marketing Table-------------------
Create Table #TP_SES(
station_nbr char (20),
station_name varchar (40),
group_code char (12),
beg_eff_date_SES datetime,
end_eff_date_SES datetime)
DECLARE @groupcode_Mchar (12),
@stationnumber_M char(20),
@stationame_Mvarchar(40),
@begdateMdatetime,
@endeffdateM datetime,
@Records_Mint,
@record_found_flag_Mchar(1)
Select Distinct a.station_nbr,b.station_name,a.group_code, a.beg_eff_date As beg_eff_date_SES, a.end_eff_date As End_eff_date_SES
From TIES_Marketing.dbo.station_group a
Inner Join TIES_Marketing.dbo.station b on a.station_nbr = b.station_nbr
Inner Join TIES_Marketing.dbo.station_type c on a.station_nbr = c.station_nbr
Inner Join TIES_Marketing.dbo.group_detail e on a.group_code = e.group_code
Where ((c.type_code = 'WHM')or (c.type_code = 'CRP')) and (a.pipeline_code = '100001')
Order by a.station_nbr, a.group_code
INSERT INTO #TP_SES(station_nbr,station_name,group_code,beg_eff_date_SES,end_eff_date_SES)
values (@stationnumber, @stationame,@groupcode,@begdateM,@endeffdateM)
---------------compare both tables--------------------
Begin
Select #TP_SES.station_nbr, #TP_SES.station_name, #TP_SES.station_group,
#TP_DGC.beg_eff_date As beg_eff_date_DGC, #TP_DGC.end_eff_date As End_eff_date_DGC,
#TP_SES.beg_eff_date As beg_eff_date_SES,#TP_SES.end_eff_date As End_eff_date_SES
from #TP_SES left outer join #TP_DGC on station_nbr=station_nb
end
----- drop temporary tables---
drop table #TP_DGC
drop table #TP_SES
go
Thanks in advance for the Help!!!!!
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Jan 26, 2008
Hi there,
Can someone please help me figure out how I can write a select statement that returns a row from one table and the count of records from the second table using the row name from the first table?
In other words:
First table has only one column "name" and that table name is called "namelist"
Second table has multiple columns, and the table is called "name"
so, what i want to do is something like:
select name from namelist and select count(*) from [name]
results should be:
sean,0
bob,1
tom,5
etc...
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Jan 30, 2008
For example, I have 2 tables that have very similar fields
Table 1 Table 2
ShipRpt ShipRpt
invoice invoice
total sold total sold
Is it possible to compare each of these fields and return any record that has non matching data? I would join the tables on the shipping report or invoice and only compare the total sold field. If the invoices match and the total sold is different in each table, can I just return the 1 record?
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Jul 23, 2005
I am trying to determine the changes an application makes to a database.The plan is to copy the existing schema (active) to a reference schema, runthe application and then diff the table data between the reference and thea active schema. I have found one software vendor who has a tool to dothis, but it will only do one table at a time (interactively); I have morethen 300 and will run this a few times.One other way of determining the changes, I guess, would be to log all sqlstatements (in order), but I don't know how to do this (either).Any pointers would be greatly appreciated.Leo
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Jul 20, 2005
I have a database with 44 user tables that had some data deleted. I havea 2 month old backup of the .mdf and .ldf files I can reatach to theServer (not the proper sql backup wizard method).Is there a way I can compare the data that is in the old database to thenew and pull in the records from the old that don't exist in newdatabase?Thanks,Steve*** Sent via Devdex http://www.devdex.com ***Don't just participate in USENET...get rewarded for it!
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Jul 31, 2007
Hi
I am trying for compare two tables records and if which records are not match insert in to both table and at end both table records will be same.
using stored procedure & I need also pass server name database name.
thanks
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Apr 1, 2008
Hi All,
I have 2 tables in different database. I need to compare the tables structure and insert the fields if not existing.
Ex:
I have 3 fields in table1.(database name Pubs)
Table1
F1
F2
F3
I have 2 fields in table2.(database name northwind)
Table2
F1
F2
I need to insert the table1.F3 into Table2. Basically i need to compare all the fields with table1, if not exist in table1 i need to insert that field into table2. I am using SQL Server 2000. Please send me the code.
Thanks,
Mears
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Mar 25, 2008
Hi,
This is my problem:
There is one table. I extracted some information on that one table and placed it in two temporary table.
Temporary Table 1
------------------------------------
ID Data 1 Data 2
1 xxxx yyyyy
2 zzzz aaaaa
3 bbbb ccccc
4 dddd eeeee
Temporary Table 2
------------------------------------
ID Data 1 Data 2
9 xxxx fffff
10 zzzz aaaaa
11 bbbb ccccc
12 dddd ggggg
Now, I want to get the only the unique values from both tables into a single table.
Temporary Table 3
------------------------------------
ID Data 1 Data 2
1 xxxx yyyyy
4 dddd eeeee
9 xxxx ffff
12 dddd ggggg
How do I do it?
Thanks!
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Mar 18, 2008
Hi,
We have inventory table which is updated everyday.
I need to find the gap between updated table vs history (which means yesterday's data).
what i did is I just copy the inventory everyday before it is updated.
So, whenver inventory table is updated I want to know the gap between these two (history vs updated) tables.
The structure of two tables are same and here are columns:
date_key (fk)
store_key(fk)
item_key(fk)
begin_inventory_dollars
ending_inventory_dollars
begin_inventory_units
ending_inventory_units
I want to compare each row and if the value is changed I want to have a gap (updated value - history value) and if data is new then just want to add.
Here is tsql: however when I compare to gap between table from excel spreadsheet and this query, this query does not return a right value. (Some are correct but some don't)
Code Snippet
select a.date_date_key,
sum(a.Beg_Inventory_Dollars- (case when b.beg_inventory_dollars is NULL then 0 else b.Beg_Inventory_Dollars end)),
sum(a.Beg_Inventory_Units-(case when b.beg_Inventory_Units is NULL then 0 else b.beg_Inventory_Units end)) ,
sum(a.Ending_Inventory_Dollars- (case when b.Ending_Inventory_Dollars is NULL then 0 else b.Ending_Inventory_Dollars end)),
Sum(a.Ending_Inventory_Units-(case when b.Ending_Inventory_units is NULL then 0 else b.Ending_Inventory_Units end))
from UPDATED TABLE a
left outer join HISTORY TABLE b
on b.item_key = a.item_key and
b.store_key =a.store_key and
b.date_key =a.date_key
group by a.fisc_date_key
Did I miss something in here?
Any kind of advice would be grealy appreciated.
Thanks.
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Apr 2, 2002
Hi,
I need to merge tables from several databases. Before the merge the table contents must be checked to rule out any duplicates.
Is there a most efficient way to do it? Thanks to you all.
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