github.com/wangyougui/gf/v2@v2.6.5/database/gdb/gdb_driver_default.go (about)

     1  // Copyright GoFrame Author(https://goframe.org). All Rights Reserved.
     2  //
     3  // This Source Code Form is subject to the terms of the MIT License.
     4  // If a copy of the MIT was not distributed with this file,
     5  // You can obtain one at https://github.com/wangyougui/gf.
     6  
     7  package gdb
     8  
     9  import (
    10  	"database/sql"
    11  )
    12  
    13  // DriverDefault is the default driver for mysql database, which does nothing.
    14  type DriverDefault struct {
    15  	*Core
    16  }
    17  
    18  func init() {
    19  	if err := Register("default", &DriverDefault{}); err != nil {
    20  		panic(err)
    21  	}
    22  }
    23  
    24  // New creates and returns a database object for mysql.
    25  // It implements the interface of gdb.Driver for extra database driver installation.
    26  func (d *DriverDefault) New(core *Core, node *ConfigNode) (DB, error) {
    27  	return &DriverDefault{
    28  		Core: core,
    29  	}, nil
    30  }
    31  
    32  // Open creates and returns an underlying sql.DB object for mysql.
    33  // Note that it converts time.Time argument to local timezone in default.
    34  func (d *DriverDefault) Open(config *ConfigNode) (db *sql.DB, err error) {
    35  	return
    36  }
    37  
    38  // PingMaster pings the master node to check authentication or keeps the connection alive.
    39  func (d *DriverDefault) PingMaster() error {
    40  	return nil
    41  }
    42  
    43  // PingSlave pings the slave node to check authentication or keeps the connection alive.
    44  func (d *DriverDefault) PingSlave() error {
    45  	return nil
    46  }