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New posts in column-alias
Using equals in a select clause to set column aliases
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JOIN query causes column name collisions in SELECT * clause [duplicate]
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Oracle rename columns from select automatically?
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Column alias not recognized in WHERE-statement
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Laravel 4 Eloquent Column Alias
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Why can't I use column aliases in the next SELECT expression?
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SQL: What does NULL as ColumnName imply
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PostgreSQL: using a calculated column in the same query
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Using an Alias column in the where clause in Postgresql
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