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group_by.txt
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group_by.txt
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================================================================================
Group by
================================================================================
SELECT other_id, COUNT(name)
FROM my_table
GROUP BY other_id
HAVING other_id > 10;
--------------------------------------------------------------------------------
(program
(statement
(select
(keyword_select)
(select_expression
(term
value: (field
name: (identifier)))
(term
value: (invocation
(object_reference
name: (identifier))
parameter: (term
value: (field
name: (identifier)))))))
(from
(keyword_from)
(relation
(object_reference
name: (identifier)))
(group_by
(keyword_group)
(keyword_by)
(field
name: (identifier))
(keyword_having)
(binary_expression
left: (field
name: (identifier))
right: (literal))))))
================================================================================
Group by numbered alias
================================================================================
SELECT other_id, COUNT(name)
FROM my_table
GROUP BY 1
HAVING other_id > 10;
--------------------------------------------------------------------------------
(program
(statement
(select
(keyword_select)
(select_expression
(term
value: (field
name: (identifier)))
(term
value: (invocation
(object_reference
name: (identifier))
parameter: (term
value: (field
name: (identifier)))))))
(from
(keyword_from)
(relation
(object_reference
name: (identifier)))
(group_by
(keyword_group)
(keyword_by)
(literal)
(keyword_having)
(binary_expression
left: (field
name: (identifier))
right: (literal))))))
================================================================================
Group by with mixed list
================================================================================
SELECT other_id, other_col, COUNT(name)
FROM my_table
GROUP BY 1, other_col
HAVING other_id > 10;
--------------------------------------------------------------------------------
(program
(statement
(select
(keyword_select)
(select_expression
(term
value: (field
name: (identifier)))
(term
value: (field
name: (identifier)))
(term
value: (invocation
(object_reference
name: (identifier))
parameter: (term
value: (field
name: (identifier)))))))
(from
(keyword_from)
(relation
(object_reference
name: (identifier)))
(group_by
(keyword_group)
(keyword_by)
(literal)
(field
name: (identifier))
(keyword_having)
(binary_expression
left: (field
name: (identifier))
right: (literal))))))
================================================================================
Having with count function
================================================================================
SELECT other_id, COUNT(name)
FROM my_table
GROUP BY other_id
HAVING COUNT(*) = 2;
--------------------------------------------------------------------------------
(program
(statement
(select
(keyword_select)
(select_expression
(term
value: (field
name: (identifier)))
(term
value: (invocation
(object_reference
name: (identifier))
parameter: (term
value: (field
name: (identifier)))))))
(from
(keyword_from)
(relation
(object_reference
name: (identifier)))
(group_by
(keyword_group)
(keyword_by)
(field
name: (identifier))
(keyword_having)
(binary_expression
left: (invocation
(object_reference
name: (identifier))
parameter: (term
value: (all_fields)))
right: (literal))))))