add ctx/db to all query types

delete.go

@@ -1,11 +1,16 @@
 package sqimple
 
 import (
+	"context"
+	"database/sql"
 	"strings"
 )
 
 // https://www.sqlite.org/lang_delete.html
 type DeleteStatement struct {
+	Ctx context.Context
+	DB  *sql.DB
+
 	table SelectTable
 
 	where []Where
@@ -16,6 +21,18 @@ func (s *DeleteStatement) Args() []any {
 	return s.args
 }
 
+func (s *DeleteStatement) Exec() (sql.Result, error) {
+	if s.DB != nil {
+		if s.Ctx != nil {
+			return s.DB.ExecContext(s.Ctx, s.String(), s.Args()...)
+		}
+
+		return s.DB.Exec(s.String(), s.Args()...)
+	}
+
+	return nil, ErrNoDatabase
+}
+
 func (s *DeleteStatement) IsValid() bool {
 	if !s.table.IsValid() {
 		return false

error.go

@@ -0,0 +1,7 @@
+package sqimple
+
+import "errors"
+
+var (
+	ErrNoDatabase = errors.New("no database")
+)

insert.go

@@ -1,6 +1,8 @@
 package sqimple
 
 import (
+	"context"
+	"database/sql"
 	"fmt"
 	"slices"
 	"strings"
@@ -8,6 +10,9 @@ import (
 
 // https://www.sqlite.org/lang_delete.html
 type InsertStatement struct {
+	Ctx context.Context
+	DB  *sql.DB
+
 	table InsertTable
 	or    string
 
@@ -32,6 +37,18 @@ func (s *InsertStatement) Args() []any {
 	return args
 }
 
+func (s *InsertStatement) Exec() (sql.Result, error) {
+	if s.DB != nil {
+		if s.Ctx != nil {
+			return s.DB.ExecContext(s.Ctx, s.String(), s.Args()...)
+		}
+
+		return s.DB.Exec(s.String(), s.Args()...)
+	}
+
+	return nil, ErrNoDatabase
+}
+
 func (s *InsertStatement) IsValid() bool {
 	if !s.table.IsValid() {
 		return false

select.go

@@ -1,12 +1,17 @@
 package sqimple
 
 import (
+	"context"
+	"database/sql"
 	"fmt"
 	"strings"
 )
 
 // https://www.sqlite.org/lang_select.html
 type SelectQuery struct {
+	Ctx context.Context
+	DB  *sql.DB
+
 	distinct bool
 
 	columns []Column
@@ -106,6 +111,30 @@ func (q *SelectQuery) OrderBy(defs ...string) *SelectQuery {
 	return q
 }
 
+func (q *SelectQuery) Query() (*sql.Rows, error) {
+	if q.DB != nil {
+		if q.Ctx != nil {
+			return q.DB.QueryContext(q.Ctx, q.String(), q.Args()...)
+		}
+
+		return q.DB.Query(q.String(), q.Args()...)
+	}
+
+	return nil, ErrNoDatabase
+}
+
+func (q *SelectQuery) QueryRow() *sql.Row {
+	if q.DB != nil {
+		if q.Ctx != nil {
+			return q.DB.QueryRowContext(q.Ctx, q.String(), q.Args()...)
+		}
+
+		return q.DB.QueryRow(q.String(), q.Args()...)
+	}
+
+	return nil
+}
+
 func (q *SelectQuery) String() string {
 	strs := []string{"select"}
 

update.go

@@ -1,12 +1,17 @@
 package sqimple
 
 import (
+	"context"
+	"database/sql"
 	"slices"
 	"strings"
 )
 
 // https://www.sqlite.org/lang_update.html
 type UpdateStatement struct {
+	Ctx context.Context
+	DB  *sql.DB
+
 	table UpdateTable
 	or    string
 
@@ -31,6 +36,18 @@ func (s *UpdateStatement) Args() []any {
 	return args
 }
 
+func (s *UpdateStatement) Exec() (sql.Result, error) {
+	if s.DB != nil {
+		if s.Ctx != nil {
+			return s.DB.ExecContext(s.Ctx, s.String(), s.Args()...)
+		}
+
+		return s.DB.Exec(s.String(), s.Args()...)
+	}
+
+	return nil, ErrNoDatabase
+}
+
 func (s *UpdateStatement) IsValid() bool {
 	if !s.table.IsValid() {
 		return false