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Query

Retrieve select filter sort or aggregate data.

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26 items

The remaining keywords do not make a useful further split. All matching documentation is listed below.

Filters

after

Return the first element after another element in a list. For example:

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before

Return the first element before another element in a list. For example:

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element

Select an element from a tuple or list of tuples.

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exclude

Filters a list on the value of a property, either on absence or inequality.

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extract

Extract a specific property from each item in a list.

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filter

Filters a list on the value of a property, either on presence or equality.

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filter_by

Filter a list of items based on a property value and optional predicate.

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first

Returns the first character or element.

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group_by

Groups items of a list by a property.

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group_firstchar

Group a list of sorted model#rsc resource IDs on their first letter of the title or another resource property. After grouping, it splits this list in a number of more-or-less even columns.

Filters

group_title_firstchar

Similar to filter#group_firstchar, but always uses the title column from the rsc table.

Models

hierarchy

The category hierarchy tables have been replaced by m_hierarchy . This model defines named hierarchies of resources (pages).

Filters

index_of

Returns the index of the first occurrence of the item in the given list.

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is_visible

Filter a list of resource ids so that only the visible ids remain.

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last

Returns the last character or element.

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length

Returns the length of the value.

Models

menu

Menu queries and removal support. The query paths reuse the menu filters:

Filters

menu_ids

Returns all resource ids in a menu. Could return invisible and non existing resource ids. The returned ids are a flat list, the hierarchy of the menu is lost.

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menu_trail

Return a breadcrumb navigation trail for the given id.

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nthtail

Fetch the nth tail of a list.

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random

Returns a random value from a list of values. When the input is an empty list or not a list then the result is undefined.

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slice

Perform array-slice operations on a list or string.

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sum

Sum a list of numbers.

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without

Remove the items given in the argument from the filter value.

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without_embedded_media

Filter out media ids that are embedded in the body , body_extra and text blocks of your page.