76 lines
2.4 KiB
Go
76 lines
2.4 KiB
Go
package db
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import (
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"database/sql"
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_ "github.com/denisenkom/go-mssqldb"
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)
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// ProcExec 执行存储过程, 返回受影响的行数
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func (this *Database) ExecProc(procname string, params ...interface{}) (int64, error) {
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result, err := this.Exec("EXEC " + procname + " " + this.GetProcPlaceholder(len(params)), params...)
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if err != nil {
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return 0, err
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}
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affected, err := result.RowsAffected()
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if err != nil {
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return 0, err
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}
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lastinsertid, err := result.LastInsertId()
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if err != nil {
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return affected, nil
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}
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return lastinsertid, nil
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}
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// GetExecProcErr 执行存储过程, 返回是否在执行过程中出现错误
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func (this *Database) GetExecProcErr(procname string, params ...interface{}) error {
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_, err := this.ExecProc(procname, params...)
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if err != nil {
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return err
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}
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return nil
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}
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// ProcQuery 通过存储过程查询记录
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func (this *Database) ProcQuery(procname string, params ...interface{}) (rows *sql.Rows, err error) {
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rows, err = this.Query("EXEC " + procname + " " + this.GetProcPlaceholder(len(params)), params...)
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return
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}
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// ProcQueryRow 通过存储过程查询单条记录
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func (this *Database) ProcQueryRow(procname string, params ...interface{}) *sql.Row {
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return this.QueryRow("EXEC " + procname + " " + this.GetProcPlaceholder(len(params)), params...)
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}
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// ProcStatus 调用存储过程并获取最终的执行状态码和提示信息
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func (this *Database) ProcStatus(procname string, params ...interface{}) (int, string) {
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var status int
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var msg string
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err := this.QueryRow("EXEC " + procname + " " + this.GetProcPlaceholder(len(params)), params...).Scan(&status, &msg)
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if err != nil {
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return -99, err.Error()
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}
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return status, msg
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}
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// ProcSelect 通过存储过程查询结果集
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func (this *Database) ProcSelect(procname string, params ...interface{}) (Results, error) {
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return this.Select("EXEC " + procname + " " + this.GetProcPlaceholder(len(params)), params...)
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}
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// ProcSelectOne 通过存储查询一行不定字段的结果
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func (this *Database) ProcSelectOne(procname string, params ...interface{}) (OneRow, error) {
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return this.SelectOne("EXEC " + procname + " " + this.GetProcPlaceholder(len(params)), params...)
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}
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// GetProcPlaceholder 按照指定数量生成调用存储过程时所用的参数占位符
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func (this *Database) GetProcPlaceholder(count int) (placeholder string) {
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placeholder = ""
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for i := 0; i < count; i++ {
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if i > 0 {
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placeholder += ","
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}
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placeholder += "?"
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}
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return
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} |