gorm/interfaces.go

84 lines
1.8 KiB
Go

package gorm
import (
"context"
"database/sql"
"gorm.io/gorm/clause"
"gorm.io/gorm/schema"
)
// Dialector GORM database dialector
type Dialector interface {
Name() string
Initialize(*DB) error
Migrator(db *DB) Migrator
DataTypeOf(*schema.Field) string
DefaultValueOf(*schema.Field) clause.Expression
BindVarTo(writer clause.Writer, stmt *Statement, v interface{})
QuoteTo(clause.Writer, string)
Explain(sql string, vars ...interface{}) string
}
// ConnPool db conns pool interface
type ConnPool interface {
PrepareContext(ctx context.Context, query string) (*sql.Stmt, error)
ExecContext(ctx context.Context, query string, args ...interface{}) (sql.Result, error)
QueryContext(ctx context.Context, query string, args ...interface{}) (*sql.Rows, error)
QueryRowContext(ctx context.Context, query string, args ...interface{}) *sql.Row
}
type SavePointerDialectorInterface interface {
SavePoint(tx *DB, name string) error
RollbackTo(tx *DB, name string) error
}
type TxBeginner interface {
BeginTx(ctx context.Context, opts *sql.TxOptions) (*sql.Tx, error)
}
type ConnPoolBeginner interface {
BeginTx(ctx context.Context, opts *sql.TxOptions) (ConnPool, error)
}
type TxCommitter interface {
Commit() error
Rollback() error
}
type BeforeCreateInterface interface {
BeforeCreate(*DB) error
}
type AfterCreateInterface interface {
AfterCreate(*DB) error
}
type BeforeUpdateInterface interface {
BeforeUpdate(*DB) error
}
type AfterUpdateInterface interface {
AfterUpdate(*DB) error
}
type BeforeSaveInterface interface {
BeforeSave(*DB) error
}
type AfterSaveInterface interface {
AfterSave(*DB) error
}
type BeforeDeleteInterface interface {
BeforeDelete(*DB) error
}
type AfterDeleteInterface interface {
AfterDelete(*DB) error
}
type AfterFindInterface interface {
AfterFind(*DB) error
}