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<pre><code id="code-20-38877137-1">SELECT T1.* 
FROM Table_1 AS T1
LEFT JOIN Table_2 AS T2
ON T1.confirm_number = T2.confirm_number
WHERE T2.Confirm_number IS NULL</code></pre>
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Giannis
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I have two table where both have confirm_number columns. &nbsp;I want to find out a list of confirm_number that exist in Tablle_1, but does not exist in Table_2.
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I have two table where both have confirm_number columns.  I want to find out a list of confirm_number that exist in Tablle_1, but does not exist in Table_2.

find rows in two tables

Microsoft SQL Server 2005 is a suite of relational database management system (RDBMS) products providing multi-user database access functionality.Component services include integration (SSIS), reporting (SSRS), analysis (SSAS), data quality, master data, T-SQL and performance tuning. It includes support for managing XML data and allows a database server to be exposed over web services using Tabular Data Stream (TDS) packets encapsulated within SOAP (protocol) requests.

Microsoft SQL Server 2005

Microsoft SQL Server 2008 is a suite of relational database management system (RDBMS) products providing multi-user database access functionality.Component services include integration (SSIS), reporting (SSRS), analysis (SSAS), data quality, master data, T-SQL and performance tuning. Major improvements include the  Always On technologies and support for unstructured data types.