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▪ Find the codes of dealers who sell a certain part to all projects
▪ Take only first row from sets of rows
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▪ How to display always just the first value from the same values in a result table of an SQL query?
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▪ create a composite unique key constraint with only the year part of date
▪ Adding new column based on SELECT from other table MSSQL
▪ Complex SQL query to generate percentage reports in PostgreSQL
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▪ SQL Server: Pattern Matching in Case Statements with Multiple Possible Conditions
▪ Query with better performance
▪ Why does this conversion to date fail on some rows in my table and not other rows when I use an IIF
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