SQL statement to summarize, aggregate and concatenate
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DB2 Comma Separated Output by Groups
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Taking the "transpose" of a table using SQL
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Aggregate / summarize multiple variables per group (e.g. sum, mean)
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SQL Combine Two Columns in Select Statement
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How to concatenate strings of a string field in a PostgreSQL 'group by' query?
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combining results of two select statements
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What is the most efficient way to concatenate strings in SQL Server?
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SQL comma-separated row with Group By clause
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SQL query construction - separate data in a column into two columns
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Combine multiple rows into one MySQL Join
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SQL query that concatenates values from duplicate rows in a single table
104535
Concatenate results from a SQL query in Oracle
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Combine values from related rows into a single concatenated string value
48831
Sql group rows with same value, and put that value into header?
24775
MySQL Group_Concat Repeating Values
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group_concat in SQL Server 2008
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Excel function working like SQL group by + count(distinct *)?