v.out.postgis
Exports a vector map layer to PostGIS feature table. 
Vector (v.*)
QgsProcessingParameterFeatureSource|input|Name of input vector map|-1|None|False
QgsProcessingParameterEnum|type|Input feature type|point;line;boundary;centroid;area;face;kernel;auto|True|7|True
QgsProcessingParameterString|output|Name for output PostGIS datasource|PG:dbname=grass|False|False
QgsProcessingParameterString|output_layer|Name for output PostGIS layer|None|False|True
QgsProcessingParameterString|options|Creation options|None|True|True
*QgsProcessingParameterBoolean|-t|Do not export attribute table|False
*QgsProcessingParameterBoolean|-l|Export PostGIS topology instead of simple features|False
*QgsProcessingParameterBoolean|-2|Force 2D output even if input is 3D|False