Compare 2 Tables In Sql Server 2008

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Compare 2 tables in sql server 2008.

Compare two tables using union all. You have two tables in same database or server that you wish to compare and check if any changes in the column values or see if any row is missing in either of tables. Select column name data type is nullable character maximum length from information schema columns where table name mytable if the two queries return the same data the tables are effectively the same. Browse other questions tagged sql server 2008 t sql join or ask your own question.

Union allows you to compare data from two similar tables or data sets. Using memory optimized tables to replace sql temp tables and table variables. Active 3 years 1 month ago. Below are some of the methods you can use to compare two tables in sql.

Compare sql server data in tables using change data capture cdc this feature is available in sql server 2008 and later. Temporal tables in sql server. Compare data of two tables suresh kumar 2019 09 23 first published. 2019 09 07 i often come across the need to compare data from 2 tables in sql server and see if there is any mismatching.

Ask question asked 3 years 1 month ago. You need to enable this feature and you also need to have sql server agent running. Basically it creates system tables that track the changes in your tables that you want to monitor. The shortest fastest and easiest way to compare two tables in sql server.

Compare data between 2 rows of same table. Compare and synchronize images between two sql server databases. Wed nov 10 2004 by jeff smith in t sql techniques group by. Say you have requirement to compare two tables.

I have a table that looks like this. Sql server merge statement overview and examples. When you have two tables or resultsets from select statements that you wish to compare and you want to see any changes in any columns as well as to see which rows exist in 1 table but not the other in either direction i have found that the. Viewed 1k times 0.