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			24 lines
		
	
	
		
			754 B
		
	
	
	
		
			Plaintext
		
	
	
	
	
	
			
		
		
	
	
			24 lines
		
	
	
		
			754 B
		
	
	
	
		
			Plaintext
		
	
	
	
	
	
{
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  "name": "q1",
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  "type": "function",
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  "groups": ["Aggregates"],
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  "description": "Returns the calculated first quartile from a field or expression.",
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  "arguments": [{
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    "arg": "expression",
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    "description": "sub expression of field to aggregate"
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  }, {
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    "arg": "group_by",
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    "optional": true,
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    "description": "optional expression to use to group aggregate calculations"
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  }, {
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    "arg": "filter",
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    "optional": true,
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    "description": "optional expression to use to filter features used to calculate aggregate"
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  }],
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  "examples": [{
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    "expression": "q1(\"population\",group_by:=\"state\")",
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    "returns": "first quartile of population value, grouped by state field"
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  }],
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  "tags": ["field", "quartile", "first", "calculated"]
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}
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