Vector table¶

Описание¶

<put algorithm description here>

Параметри¶

Input layer [vector: any]

<put parameter description here>

Изходни резултати¶

Output layer [vector]

<put output description here>

Console usage¶

processing.runalg('qgis:addautoincrementalfield', input, output)

See also¶

Описание¶

<put algorithm description here>

Параметри¶

Input layer [vector: any]

<put parameter description here>

Field name [string]

<put parameter description here>

Default: (not set)

Field type [selection]

<put parameter description here>

Options:

• 0 — Integer
• 1 — Float
• 2 — String

Default: 0

Field length [number]

<put parameter description here>

Default: 10

Field precision [number]

<put parameter description here>

Default: 0

Изходни резултати¶

Output layer [vector]

<put output description here>

Console usage¶

processing.runalg('qgis:addfieldtoattributestable', input_layer, field_name, field_type, field_length, field_precision, output_layer)

See also¶

Описание¶

<put algorithm description here>

Параметри¶

Input layer [vector: any]

<put parameter description here>

Result field name [string]

<put parameter description here>

Default: NewField

Field type [selection]

<put parameter description here>

Options:

• 0 — Integer
• 1 — Float
• 2 — String

Default: 0

Field length [number]

<put parameter description here>

Default: 10

Field precision [number]

<put parameter description here>

Default: 0

Global expression [string]

Optional.

<put parameter description here>

Default: (not set)

Formula [string]

<put parameter description here>

Default: value =

Изходни резултати¶

Output layer [vector]

<put output description here>

Console usage¶

processing.runalg('qgis:advancedpythonfieldcalculator', input_layer, field_name, field_type, field_length, field_precision, global, formula, output_layer)

See also¶

Описание¶

<put algorithm description here>

Параметри¶

Input vector layer [vector: any]

<put parameter description here>

Field to calculate statistics on [tablefield: numeric]

<put parameter description here>

Изходни резултати¶

Statistics for numeric field [html]

<put output description here>

Coefficient of Variation [number]

<put output description here>

Minimum value [number]

<put output description here>

Maximum value [number]

<put output description here>

Sum [number]

<put output description here>

Mean value [number]

<put output description here>

Count [number]

<put output description here>

Range [number]

<put output description here>

Median [number]

<put output description here>

Number of unique values [number]

<put output description here>

Standard deviation [number]

<put output description here>

Console usage¶

processing.runalg('qgis:basicstatisticsfornumericfields', input_layer, field_name, output_html_file)

See also¶

Описание¶

<put algorithm description here>

Параметри¶

Input vector layer [vector: any]

<put parameter description here>

Field to calculate statistics on [tablefield: string]

<put parameter description here>

Изходни резултати¶

Statistics for text field [html]

<put output description here>

Minimum length [number]

<put output description here>

Maximum length [number]

<put output description here>

Mean length [number]

<put output description here>

Count [number]

<put output description here>

Number of empty values [number]

<put output description here>

Number of non-empty values [number]

<put output description here>

Number of unique values [number]

<put output description here>

Console usage¶

processing.runalg('qgis:basicstatisticsfortextfields', input_layer, field_name, output_html_file)

See also¶

Описание¶

<put algorithm description here>

Параметри¶

Input layer [vector: any]

<put parameter description here>

Class field [tablefield: any]

<put parameter description here>

Изходни резултати¶

Output layer [vector]

<put output description here>

Console usage¶

processing.runalg('qgis:createequivalentnumericalfield', input, field, output)

See also¶

Описание¶

<put algorithm description here>

Параметри¶

Input layer [vector: any]

<put parameter description here>

Field to delete [tablefield: any]

<put parameter description here>

Изходни резултати¶

Output [vector]

<put output description here>

Console usage¶

processing.runalg('qgis:deletecolumn', input, column, output)

See also¶

Описание¶

<put algorithm description here>

Параметри¶

Input layer [vector: any]

<put parameter description here>

Calculate using [selection]

<put parameter description here>

Options:

• 0 — Layer CRS
• 1 — Project CRS
• 2 — Ellipsoidal

Default: 0

Изходни резултати¶

Output layer [vector]

<put output description here>

Console usage¶

processing.runalg('qgis:exportaddgeometrycolumns', input, calc_method, output)

See also¶

Описание¶

<put algorithm description here>

Параметри¶

Input layer [vector: any]

<put parameter description here>

Result field name [string]

<put parameter description here>

Default: (not set)

Field type [selection]

<put parameter description here>

Options:

• 0 — Float
• 1 — Integer
• 2 — String
• 3 — Date

Default: 0

Field length [number]

<put parameter description here>

Default: 10

Field precision [number]

<put parameter description here>

Default: 3

Create new field [boolean]

<put parameter description here>

Default: True

Formula [string]

<put parameter description here>

Default: (not set)

Изходни резултати¶

Output layer [vector]

<put output description here>

Console usage¶

processing.runalg('qgis:fieldcalculator', input_layer, field_name, field_type, field_length, field_precision, new_field, formula, output_layer)

See also¶

Описание¶

Lists unique values of an attribute table field and counts their number.

Параметри¶

Input layer [vector: any]

Layer to analyze.

Target field [tablefield: any]

Field to analyze.

Изходни резултати¶

Unique values [html]

Analysis results in HTML format.

Total unique values [number]

Total number of unique values in given field.

Unique values [string]

List of all unique values in given field.

Console usage¶

processing.runalg('qgis:listuniquevalues', input_layer, field_name, output)

See also¶

Описание¶

<put algorithm description here>

Параметри¶

input [vector: any]

<put parameter description here>

class field [tablefield: any]

<put parameter description here>

value field [tablefield: any]

<put parameter description here>

Изходни резултати¶

output [vector]

<put output description here>

Console usage¶

processing.runalg('qgis:numberofuniquevaluesinclasses', input, class_field, value_field, output)

See also¶

Описание¶

Refactor layer fields:

• Change field names and types.
• Add and remove fields.
• Reorder fields.
• Calculate new fields based on expressions.
• Load field list from another layer.

Параметри¶

Input layer [vector: any]

Source layer.

Fields mapping [fieldsmapping]

Output fields definitions

Изходни резултати¶

Output layer [vector]

Destination layer

Console usage¶

processing.runalg("qgis:refactorfields",
                  input,
                  [{'name': output_field_name,
                    'type': output_field_type,
                    'length': output_field_length,
                    'precision': output_field_precision,
                    'expression': expression_based_on_input_layer
                  }],
                  output)

See also¶

Описание¶

<put algorithm description here>

Параметри¶

Input vector layer [vector: any]

<put parameter description here>

Field to calculate statistics on [tablefield: numeric]

<put parameter description here>

Field with categories [tablefield: any]

<put parameter description here>

Изходни резултати¶

Statistics [table]

<put output description here>

Console usage¶

processing.runalg('qgis:statisticsbycategories', input_layer, values_field_name, categories_field_name, output)

See also¶

Описание¶

<put algorithm description here>

Параметри¶

Input Layer [vector: any]

<put parameter description here>

Text attribute to convert to float [tablefield: string]

<put parameter description here>

Изходни резултати¶

Output [vector]

<put output description here>

Console usage¶

processing.runalg('qgis:texttofloat', input, field, output)

See also¶