# `MishkaGervaz.Table.Web.DataLoader.QueryBuilder`
[🔗](https://github.com/mishka-group/mishka_gervaz/blob/v0.0.1-alpha.3/lib/mishka_gervaz/table/web/data_loader/query_builder.ex#L1)

Builds Ash queries with filters and sorting from table state.

## Overridable Functions

- `build_query/1` - Build complete query from state
- `apply_filters_to_query/4` - Apply filter values to query with state context
- `apply_sorting_to_query/2` - Apply sort fields to query
- `apply_default_filter/3` - Apply filter when no type_module is configured
- `build_apply_context/1` - Build context map passed to `apply` functions

## User Override

    defmodule MyApp.Table.DataLoader.QueryBuilder do
      use MishkaGervaz.Table.Web.DataLoader.QueryBuilder

      def apply_default_filter(query, field, value) when is_binary(value) do
        Ash.Query.filter(query, ^ref(field) == ^value)
      end
    end

See `MishkaGervaz.Table.Web.DataLoader`,
`MishkaGervaz.Table.Web.DataLoader.Helpers`,
`MishkaGervaz.Table.Types.Filter`,
and the sibling sub-builders `FilterParser`, `PaginationHandler`,
`TenantResolver`, `HookRunner`, `RelationLoader`.

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*Consult [api-reference.md](api-reference.md) for complete listing*