Dataset.read

Description

Reads the data from a dataset.

Input / Parameter

Name	Description	Input Type	Default	Options	Required
dataset	The name of the dataset that is created in Services.	Text	-	-	Yes
fields	The fields to be selected from the dataset. If left blank, all fields will be selected.	Object / List	-	-	No
join	The join filters to be applied.	Object / List	-	-	No
filter	The filters to be applied.	FilterFormat	-	-	No
sort	The order to sort the records by.	Object / List	-	-	No
limit	The number of records to be returned.	Number	15	-	No
page	The pagination number.	Number	-	-	No
extra	The stored value that is passed to all the callbacks.	Any	-	-	No

fields (Object | List)

Will contain a single object, or a list of one (1) or more objects which consist of:

Key	Description	Input Type	Required
dataset	The dataset to select fields from. The default value for the dataset will be the main dataset selected in the �dataset� parameter.	Text	No
field	The attribute (field) to be selected.	Text	Yes
title	The new title (alias) of the field.	Text	No

join (Object | List)

Will contain a single object, or a list of one (1) or more objects (JoinFormat) which consist of:

Key	Description	Input Type	Default	Options	Required
type	The type of table join to execute.	Text	Inner_Join	Inner_Join, Left_Join, Right_Join	Yes
dataset	The dataset to join to the main dataset. The default value for the dataset will be the main dataset selected in the �dataset� parameter if left empty.	Text	-	-	No
filter	The filters to be applied.	FilterFormat	-	-	Yes

FilterFormat (Object)

The format used for filtering in the parameter filter.

Key	Description	Input Type	Default	Options	Required
operator	Query operators used to filter multiple times.	Text	And	Or, And	No
data	Set of rules for another group of queries.	List	-	-	No

data (List)

The format for the parameter data in FilterFormat. Will contain a list of one (1) or more objects with the following structure (dataset, operator, value) and contain zero (0) or more objects with the same structure (FilterFormat only). This can be another FilterFormat to create grouped queries.

Key	Description	Input Type	Default	Options	Required
dataset1	The dataset to filter or compare with another dataset.	Text	-	-	No
field1	The field in the first table to be filtered.	Text	-	-	Yes
dataset	The dataset to filter.	Text	-	-	No
field	The field to be filtered.	Text	-	-	Yes
operator	Operators to be used for specific filtering.	Text	-	Equal, Not_Equal, Is_Null, Is_Not_Null, Greater_Than, Greater_Than_Or_Equal, Less_Than, Less_Than_Or_Equal, Like, Not_Like, In, Not_In, Between, Not_Between	Yes
value	The value to perform the query, which depends on the operator.	Any	-	-	No
dataset2	The dataset to compare with the first dataset.	Text	-	-	No
field2	The matching field in the second table to be filtered.	Text	-	-	Yes

sort (Object | List)

Will contain a single object, or a list of one (1) or more objects which consist of:

Key	Description	Input Type	Default	Options	Required
dataset	The dataset to sort. The default value for the dataset will be the main dataset selected in the �dataset� parameter.	Text	-	-	No
field	The attribute (field) of the dataset to sort.	Text	-	-	Yes
order	The order to sort the rows in the field by.	Text	Ascending	Ascending, Descending	No

Output

Description	Output Type
Returns the formatted information.	Object

Object

Key	Description	Output Type
success	Boolean value to denote whether the function was executed successfully.	Text
message	The message to print.	Text
data	Any additional message or data to print.	Text

Callback

callback

The action performed if this function runs successfully.

Description	Output Type
Returns the list of data read from the dataset.	List

errorCallback

The action performed if this function does not run successfully.

Description	Output Type
Returns an error message.	Text

Video

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Example

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Steps

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Result

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