dbinfo

type DatabaseInfo struct {
	Tables            map[string]*TableInfo
	ColumnToTable     map[string][]string
	RelationshipGraph graph.Graph[string, string]
}

type ForeignKey struct {
	ToTable          string
	ColumnConditions [][2]string
}

type Queryer interface {
	Query(ctx context.Context, sql string, args ...any) (pgx.Rows, error)
}

type TableInfo struct {
	Name    string
	Columns []string
	// Constraint -> Fkey
	ForeignKeys map[string]*ForeignKey
}