SQL 2012 :: Compare And Join Databases
Feb 7, 2014
A customer has messed up while moving their databases. After working for a week they found that data is missing in the database.I have two backups, one from the old server and one from the new server today, they have been working in the new one for a week.
I need to compare these two databases and then update the new database with all data that is in the old one but not in the new database. Join the data in the two databases so to say. Both databases are from the same application so they use the same users, schema and so on.
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Dec 3, 2014
Is there any way to compare two similar databases (A & B) stored procedure. I have to find stored procedure in second database B with respect to the difference.
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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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Aug 23, 2005
Hi,I have a field TestDescription in tableA in DatabaseA. The data in this field is coming from three different fields in three different fields in DatabaseB.Is there a way to write a script to check if the length of this field TestDescription is greater than length of all those three fields in DatabaseB?Thanks
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Sep 25, 2000
Is there a way by which I can compare 2 databases?...I mean get to know, the differences in the 2 databases, so I can update the other, accordingly....?
Any suggestions would be appreciated.
Thanks in advance:-)
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Sep 20, 2005
I have two databases - I will call them database A and database B.
I want to run some code on database A, and then check if database A became identical to database B.
How can I compare two databases? I want to compare them in terms of structure, not content.
Any suggestions? Thank you!
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Dec 13, 2007
I have two databases - version 1 and version 2
I have the same table in both versions but the number of columns has changed from version 1 to version 2.
I can get the list of columns with:
select colid, name, col_text from _SCHEMA
where table_name like
'tableA' order by colid
How can I use something like this to compare tableA in dbo.1 to tableA in dbo.2 and just return the columns that exist in dbo.2 that aren't in dbo.1?
I thought something like this might do it, but I get major errors in execution:
use dbo.2 select colid, name, col_text from _SCHEMA
where table_name like
'tableA' and
name not in (use dbo.1 select name from _SCHEMA
where table_name like
'tableA')
order by colid
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Jul 3, 2007
Hi
I want Tom Compare two databases to see if there are stroed procedure table that exist in one database
but not exist in the other.....
how do i do it?
Thanks
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Dec 8, 2007
The following thread worked fine and i used this one for copying from one database to another database.
http://forums.microsoft.com/MSDN/ShowPost.aspx?PostID=2494847&SiteID=1
Now one more question i would to confirm based on the above thread.
Suppose i have 2 records in database1.dbo.Department and 6 records in database2.dbo.Department.
I want to copy 2 records in database2.dbo.Department and 6 records in database1.dbo.Department.
It is just like comparing two databases.
Do i need to follow the same thread for copying databases which is above. I mean to say the same query.
How can i write script for comparing databases in terms of both schema and data.
Regards
Kashif Chotu
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Jun 15, 2003
Hi,
I want to compare the production (say prod_db) objects against development database say dev_db.
In Oracle I would run a query using "minus" that is
select table_name from user_tables@prod_db
minus
select table_name from
user_tables@dev_db
what is the equivalent sql in t-sql(or are there any GUI tools to do this).I understand that from prod_db I need to create a link server to the dev_db to run such a query.
Thanks,
copernicus.
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Sep 9, 2004
How to compare db2 and sql7 database using VB script
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Jul 23, 2005
Can someone recommend what SQL Database compare tool to useand why?Thank you
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May 17, 2006
Hello,I wish to see if the tables from database A server A1 exist in databaseA on server B1.I setup a linked server from my first server (robertcamarda) to atarget (cognos-dev)This works from robertcamarda:select count(*) from [cognos-dev].ds_v6_source.dbo.stdmasand this works:select * from ds_v6_source.information_schema.tables order bytable_namebut this wont work:select * from [cognos-dev].ds_v6_source.information_schema.tables orderby table_nameError:Msg 117, Level 15, State 1, Line 1The object name 'cognos-dev.ds_v6_source.dbo.information_schema.tables'contains more than the maximum number of prefixes. The maximum is 3.I want to do something like:select * from ds_v6_source.information_schema.tableswhere table_name not in (select table_name from[cognos-dev].ds_v6_source.information_schema.tables order bytable_name)so I can see of the sql server (robertcamarda) has any missing tablesthat exist on the server (cognos-dev)TIARobSQL Server 2005 Enterprise
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Jul 20, 2005
Hello all!My question is: how to compare two database structures if I only havetheir DDL files? As the result I would expect an sql-script upgratingone database structure to another.The most 3rd-party tools I tested require connection to both databases.*** Sent via Developersdex http://www.developersdex.com ***Don't just participate in USENET...get rewarded for it!
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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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Nov 20, 2000
How can I create a database link so that I can check data between 2 similar
SQL Server 7 databases ?
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Jul 23, 2005
Is there a way to compare two databases one being an olddatabase and the second being a new database, I willupdate the old database's objects to match the new database'sobjects?Is there SQL code that could do this easily?How do you do this if you deal with the same scenario?Thank you
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Aug 12, 2015
I need to compare columns in tables on 1 database on one server versus the same on a 2nd server.
I'm looking for added columns in dbase 1.
Is there a system T-SQL script that can be used for this?
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Jul 10, 2014
I have the following tables.
Employee table
EmpNum, Department, Gender
100 AAA M
101 AAA F
102 BBB M
103 BBB F
104 AAA M
105 BBB F
EmpProducts table
EmpNum,Item
100 A1
100 A1
100 A2
101 A2
102 B1
102 B3
103 B2
104 A1
104 A2
105 B1
Products table
Deparment, Item, QtyM, QtyF
AAA A1 2 1
AAA A2 1 0
AAA A3 1 1
BBB B1 1 1
BBB B2 2 3
BBB B3 3 3
Each employee need to have a specific amount of product that is assigned to the employees department I need to know if they have to little or to many. The result should be like this.
100 have the correct items for the gender and department so he should not be in the result.
101 A2 1 She is 1 over the 0 she should have.
102 B2 -2
102 B3 -2
103 B1 -1
103 B2 -2
103 B2 -3
104 A1 -1
104 A3 -1
105 B2 -3
105 B3 -3
I made this SQL but i got stock in the count.
Select ep.item, e.Empnum, p.item from employee e
INNER JOIN products p
on p.department = e.department
LEFT JOIN EmpProducts ep
on e.Empnum = ep.EmpNum
and p.items = ep.item
here I need the count of the specific item and compare it against the QtyM if gender is male and against QtyF if gender is female
where
EmpProductCount <> ProductsQty
order by Empnum
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Jul 20, 2015
Is there an easy way to compare the contents of objects between 2 different databases? For example, say I had 2 databases, My_DB_1 and My_DB_2, each with a SEC_User table. Say I wanted to do an object-to-object comparison between databases to see if there were any differences. Here's some sample SQL:
use My_DB_1
select * from sys.dm_sql_referencing_entities('dbo.sec_user', 'object')
use My_DB_2
select * from sys.dm_sql_referencing_entities('dbo.sec_user', 'object')
Say that the result sets above both returned a SEC_GetUser sproc object ref. Is there a way to write SQL that will compare the SEC_GetUser sprocs (and other objects in the above rowsets) from both databases? For example, if My_DB_1.SEC_GetUser returns an extra column in the result set than My_DB_2.SEC_GetUser then I'd like my comparison SQL to return a single column "IsDifferent" with SEC_GetUser as a row....
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Apr 27, 2015
I compare two table with JOIN statement. Now I would like to update one of them base on result. How it to do?
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Mar 15, 2014
-- My first Data
create table #myfirst (id int, city varchar(20))
insert into #myfirst values (500,'Newyork')
insert into #myfirst values (100,'Ediosn')
insert into #myfirst values (200,'Atlanta')
insert into #myfirst values (300,'Greenwoods')
insert into #myfirst values (400,'Hitchcok')
insert into #myfirst values (700,'Walmart')
insert into #myfirst values (800,'Madida')
-- My Second Data
create table #mySecond (id int, city varchar(20),Sector varchar(2))
insert into #mySecond values (1500,'Newyork','MK')
insert into #mySecond values (5500,'Ediosn','HH')
insert into #mySecond values (5060,'The Atlanta','JK')
insert into #mySecond values (7500,'The Greenwoods','DF')
insert into #mySecond values (9500,'Metro','KK')
insert into #mySecond values (3300,'Kilapr','MK')
insert into #mySecond values (9500,'Metro','NH')
--Third Second Data
create table #myThird (id int, city varchar(20),Sector varchar(2))
insert into #myThird values (33,'Walmart','PP')
insert into #myThird values (20,'Ediosn','DD')
select f.*,s.Sector from #myfirst f join #mySecond s on f.city = s.city
/*
idcitySector
500NewyorkMK
100EdiosnHH
*/
i have doubt on two things
1) How Can i compare the City names, by eliminating 'The ' at the beginning (if there is any in second tale city) between first and second
2) after comparing first and second if there is no match found in second them want to compare with third table values for those not found
--i tried below to solve first doubt, it is working but want to know any other wasys to do it
select f.*,s.Sector from #myfirst f join #mySecond s on replace (f.city, 'THE ','')= replace (s.city, 'THE ','')
--Expected results wull be
create table #ExpectResults (id int, city varchar(20),Sector varchar(2))
insert into #ExpectResults values (200,'Atlanta','JK')
insert into #ExpectResults values (100,'Ediosn','HH')
insert into #ExpectResults values (300,'Greenwoods','DF')
insert into #ExpectResults values (500,'Newyork','MK')
insert into #ExpectResults values (700, 'Walmart','PP')
insert into #ExpectResults values (800, 'Madidar','')
[code]....
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Jun 20, 2015
Refer to my query thread on msdn SQL site, how I can achieve the result.
[URL] .....
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Dec 16, 2013
I have one database with several tables in it (table 1, table2, table3). In each table is two colums (colum1 = a number (201220) and colum2 = a number (0.50). Now, both tables will have rows with the same data in colum 1, but colum two will have different numbers (different prices). My goal is to run a query that will compare both colums in all three tables, take the lower of the three based on colum 2 and spit out the row. Obviously, this would output all rows (around 175k). The point is to create a least cost spreadsheet (csv) file based on evaluating all three tables.
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May 28, 2014
I want to compare the database structures(columns,datatypes..etc) across same databases located in different servers.
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Sep 24, 2014
I am trying to reproduce a problem that is probably related to how a particular SQL server is configured. Is there a tool or best practice that is useful to compare all of the configuration settings between two SQL Servers (same version)?
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Mar 19, 2015
I'm rewriting a huge FOR XML EXPLICIT procedure to use FOR XML PATH, and need to compare previous output to the refactored one, so i didn't mess up XML structure.
The thing is, i'm not sure that SQL Server will always generate exactly same xml **string**, so i'd rather not compare by:
WHERE CAST(@xml_old AS NVARCHAR(MAX)) = CAST(@xml_new AS NVARCHAR(MAX))
nor do i want to manually validate every node, since the generated xml-structure is quite complex.
compare xmls by their "semantic value" ?
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Apr 16, 2015
I am looking for some SQL Scripts/tool to compare the two sql database and generate the difference results into Excel file. I am not looking for Sync/change scripts.
Example:
Result Type Desc
-----------------------
Col1 Column Added
Table1 Table Removed
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Jun 30, 2015
Following an upgrade to SQL Server 2012, our shop's Schema Compare tool (Redgate SQL Compare) is no longer supporting our environment.We are starting to evaluate various 3rd party products to find a possible replacement, and would be interested in what products are favored by other IT shops who do a lot of database work.
Our shop is split about 75% SQL Server, 20% Oracle, and 5% I'll call other. Ideally a product would support SQL Server and Oracle, but our focus is on SQL server right now. On that platform we have ~50 servers spread across DevUATProd environments.In basic terms, we need a tool that can identify schema differences between DBs and generate synchronization scripts to support deploys between environments. Real-time synchronization is not a requirement (nor desirable), as deploys are a gated DBA function in our shop.
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Jun 11, 2014
I am looking for a tool to compare the result sets.
Is there any free tool or Microsoft built in tool that we can use to compare the result sets. Suppose if I change one thing in code and needs to test the am I getting the same result set or not? Instead of doing manually is there any way to compare both result set.
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Apr 20, 2015
i have two tables.
Table A
IdName
101Dante
102Henry
103Harold
104Arnold
Table B
NumberName
102Dante
107Gilbert
109Harold
110Arnold
106Susan
112Marian
I want the result in table 3 like below, if value exists in Table A and not exists in Table B then the record should enter in table 3 with table name in new column, and vice versa.
Table C
Col1Col2
HenryTable A
Gilbert Table B
Susan Table B
Marian Table B
using below logic to get the values from tables..
select
t1.columnA
, t2.*
from
table1 t1
join table2 t2 on t2.columnB = t1.columnA
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May 6, 2015
using below script to compare two tables and get the values.
how to get the count of 'Table A' , 'Table B' , 'Table A & Table B' using below script.
Ex:
'Table A' -- 150
'Table B' -- 300
'Table A & Table B' -- 150
SELECT
Col1 = ISNULL(a.name,b.name),
Col2 =
CASE
WHEN ISNULL(a.name,'') = '' THEN 'Table B'
WHEN ISNULL(b.name,'') = '' THEN 'Table A'
ELSE 'Table A & Table B'
END
FROM #tableA a
FULL JOIN #tableB b
ON a.name = b.name;
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Aug 3, 2015
how would I compare a list of concrete values?
---table with items
SET NOCOUNT ON;
DECLARE @items TABLE (ITEM_ID INT, ITEM_NAME VARCHAR(10))
INSERT INTO @items (ITEM_ID, ITEM_NAME) SELECT 10,'ITEM 1'
INSERT INTO @items (ITEM_ID, ITEM_NAME) SELECT 11,'ITEM 2'
INSERT INTO @items (ITEM_ID, ITEM_NAME) SELECT 12,'ITEM 3'
INSERT INTO @items (ITEM_ID, ITEM_NAME) SELECT 13,'ITEM 4'
INSERT INTO @items (ITEM_ID, ITEM_NAME) SELECT 14,'ITEM 5'
INSERT INTO @items (ITEM_ID, ITEM_NAME) SELECT 15,'ITEM 6'
INSERT INTO @items (ITEM_ID, ITEM_NAME) SELECT 16,'ITEM 7'
INSERT INTO @items (ITEM_ID, ITEM_NAME) SELECT 17,'ITEM 8'
SELECT * FROM @items
-- table with categories
SET NOCOUNT ON;
DECLARE @categories TABLE (CAT_ID INT, CAT_NAME VARCHAR(10))
INSERT INTO @categories (CAT_ID, CAT_NAME) SELECT 100,'WHITE'
INSERT INTO @categories (CAT_ID, CAT_NAME) SELECT 101,'BLACK'
INSERT INTO @categories (CAT_ID, CAT_NAME) SELECT 102,'BLUE'
INSERT INTO @categories (CAT_ID, CAT_NAME) SELECT 103,'GREEN'
INSERT INTO @categories (CAT_ID, CAT_NAME) SELECT 104,'YELLOW'
INSERT INTO @categories (CAT_ID, CAT_NAME) SELECT 105,'CIRCLE'
INSERT INTO @categories (CAT_ID, CAT_NAME) SELECT 106,'SQUARE'
INSERT INTO @categories (CAT_ID, CAT_NAME) SELECT 107,'TRIANGLE'
SELECT * FROM @categories
--table where categories are assigned to master categories
SET NOCOUNT ON;
DECLARE @master_categories TABLE (MASTERCAT_ID INT, CAT_ID INT)
INSERT INTO @master_categories (MASTERCAT_ID, CAT_ID) SELECT 1,100
INSERT INTO @master_categories (MASTERCAT_ID, CAT_ID) SELECT 1,101
INSERT INTO @master_categories (MASTERCAT_ID, CAT_ID) SELECT 1,102
INSERT INTO @master_categories (MASTERCAT_ID, CAT_ID) SELECT 1,103
INSERT INTO @master_categories (MASTERCAT_ID, CAT_ID) SELECT 1,104
INSERT INTO @master_categories (MASTERCAT_ID, CAT_ID) SELECT 2,105
INSERT INTO @master_categories (MASTERCAT_ID, CAT_ID) SELECT 2,106
INSERT INTO @master_categories (MASTERCAT_ID, CAT_ID) SELECT 2,107
SELECT * FROM @master_categories
-- items-categories assignment table
SET NOCOUNT ON;
DECLARE @item_categories TABLE (CAT_ID INT, ITEM_ID INT)
INSERT INTO @item_categories (CAT_ID, ITEM_ID) SELECT 100,10
INSERT INTO @item_categories (CAT_ID, ITEM_ID) SELECT 105,10
INSERT INTO @item_categories (CAT_ID, ITEM_ID) SELECT 100,11
INSERT INTO @item_categories (CAT_ID, ITEM_ID) SELECT 105,11
[code]....
So now I need to query the table @t4 in and to determine the items that are assigned to category 'WHITE' in master category 1 and to 'CIRCLE' in master category 2.The important thing is to return items that are assigned solely to 'WHITE' in master cat 1 and solely to 'CIRCLE' in master cat 2.In the above example it would be only the ITEM 1 (id=10) that is returned:
1. ITEM 2 (id=11) is not returned because it has the assignment to category 'SQUARE' in master cat 2 additionally
2. ITEM 3 (id=12) is not returned because it has the assignment to category 'BLACK' in master cat 1 additionally
3. ITEM 4 (id=13) is not returned as it does not have assignment to category 'CIRCLE' in master cat 2 but only to 'WHITE' in master cat 1
3. ITEM 5 (id=14) is not returned as it does not have assignment to category 'WHITE' in master cat 1 but only to 'CIRCLE' in master cat 2
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