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node-pg-migrate-custom

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Postgresql database migration management tool for node.js

github.com/tonkonogov/node-pg-migrate

tonkonogov/node-pg-migrate

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# Type Operations ### `pgm.createType( type_name, values )` > Create a new data type - [postgres docs](http://www.postgresql.org/docs/current/static/sql-createtype.html) **Arguments:** - `type_name` _[[Name](migrations.md#type)]_ - name of the new type - `values` _[array of strings or object]_ if an array the contents are possible values for an enum type, if an object names and types for a composite type **Aliases:** `addType` **Reverse Operation:** `dropType` --- ### `pgm.dropType( type_name )` > Drop a custom data type - [postgres docs](http://www.postgresql.org/docs/current/static/sql-droptype.html) **Arguments:** - `type_name` _[[Name](migrations.md#type)]_ - name of the new type --- ### `pgm.renameType( type_name, new_type_name )` > Rename a data type - [postgres docs](http://www.postgresql.org/docs/current/static/sql-altertype.html) **Arguments:** - `type_name` _[[Name](migrations.md#type)]_ - name of the type to rename - `new_type_name` _[[Name](migrations.md#type)]_ - name of the new type --- ### `pgm.addTypeAttribute( type_name, attribute_name, attribute_type )` > Add attribute to an existing data type - [postgres docs](http://www.postgresql.org/docs/current/static/sql-altertype.html) **Arguments:** - `type_name` _[[Name](migrations.md#type)]_ - name of the type - `attribute_name` _[string]_ - name of the attribute to add - `attribute_type` _[string]_ - type of the attribute to add --- ### `pgm.dropTypeAttribute( type_name, attribute_name, options )` > Drop attribute from a data type - [postgres docs](http://www.postgresql.org/docs/current/static/sql-altertype.html) **Arguments:** - `type_name` _[[Name](migrations.md#type)]_ - name of the type - `attribute_name` _[string]_ - name of the attribute to drop - `options` _[object]_ - options: - `ifExists` _[boolean]_ - default false --- ### `pgm.setTypeAttribute( type_name, attribute_name, attribute_type )` > Set data type of an existing attribute of data type - [postgres docs](http://www.postgresql.org/docs/current/static/sql-altertype.html) **Arguments:** - `type_name` _[[Name](migrations.md#type)]_ - name of the type - `attribute_name` _[string]_ - name of the attribute - `attribute_type` _[string]_ - new type of the attribute --- ### `pgm.addTypeValue( type_name, value, options )` > Add value to a list of enum data type - [postgres docs](http://www.postgresql.org/docs/current/static/sql-altertype.html) **Arguments:** - `type_name` _[[Name](migrations.md#type)]_ - name of the type - `value` _[string]_ - value to add to list - `options` _[object]_ - options: - `ifNotExists` _[boolean]_ - default false - `before` _[string]_ - value before which the new value should be add - `after` _[string]_ - value after which the new value should be add --- ### `pgm.renameTypeAttribute( type_name, attribute_name, new_attribute_name )` > Rename an attribute of data type - [postgres docs](http://www.postgresql.org/docs/current/static/sql-altertype.html) **Arguments:** - `type_name` _[[Name](migrations.md#type)]_ - name of the type - `attribute_name` _[string]_ - name of the attribute to rename - `new_attribute_name` _[string]_ - new name of the attribute --- ### `pgm.renameTypeValue( type_name, value, new_value )` > Rename a value of enum data type - [postgres docs](https://www.postgresql.org/docs/current/static/sql-altertype.html) **Arguments:** - `type_name` _[[Name](migrations.md#type)]_ - name of the type - `value` _[string]_ - value to rename - `new_value` _[string]_ - new value