SAP ABAP——内表(十)【读取内表数据】
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💬原文地址:SAP ABAP——内表(十)【读取内表数据】 - 芒果个人日志 (wyz-math.cn)
💂作者简介: THUNDER王,一名热爱财税和SAP ABAP编程以及热爱分享的博主。目前于江西师范大学会计学专业大二本科在读,同时任汉硕云(广东)科技有限公司ABAP开发顾问。在学习工作中,我通常使用偏后端的开发语言ABAP,SQL进行任务的完成,对SAP企业管理系统,SAP ABAP开发和数据库具有较深入的研究。
💅文章概要:本文主要介绍一下SAP ABAP中内表的增删查改语句中的读取内表数据的相关语句,包括利用关键字读取数据,利用索引读取数据
🤟每日一言:将来的你一定会感谢现在奋斗的自己。
目录
利用关键字读取数据
READ TABLE itab FROM wa1 INTO wa2.
READ TABLE itab WITH TABLE KEY k1 = f1 k2 = f2 ... kn = fn INTO wa.
- 案例代码演示(不使用TABLE KEY)
DATA:GT_SFLIGHT TYPE TABLE OF SFLIGHT WITH NON-UNIQUE KEY CARRID,
GS_SFLIGHT TYPE SFLIGHT,
GS_SFLIGHT1 TYPE SFLIGHT,
GS_SFLIGHT2 TYPE SFLIGHT.
GS_SFLIGHT-CARRID = 'AC'.
GS_SFLIGHT-CONNID = 0820.
GS_SFLIGHT-FLDATE = '20200716'.
GS_SFLIGHT-PRICE = 1500.
APPEND GS_SFLIGHT TO GT_SFLIGHT.
GS_SFLIGHT-CARRID = 'AC'.
GS_SFLIGHT-CONNID = 0820.
GS_SFLIGHT-FLDATE = '20200717'.
GS_SFLIGHT-PRICE = 1700.
APPEND GS_SFLIGHT TO GT_SFLIGHT.
GS_SFLIGHT-CARRID = 'BC'.
GS_SFLIGHT-CONNID = 0820.
GS_SFLIGHT-FLDATE = '20200718'.
GS_SFLIGHT-PRICE = 1700.
APPEND GS_SFLIGHT TO GT_SFLIGHT.
WRITE:'内表数据展示如下:'.
LOOP AT GT_SFLIGHT INTO GS_SFLIGHT.
WRITE:/ GS_SFLIGHT-CARRID,GS_SFLIGHT-CONNID,GS_SFLIGHT-FLDATE,GS_SFLIGHT-PRICE.
ENDLOOP.
ULINE.
GS_SFLIGHT1-CARRID = 'BC'.
GS_SFLIGHT1-CONNID = 0820.
GS_SFLIGHT1-FLDATE = '20200718'.
GS_SFLIGHT1-PRICE = 1700.
READ TABLE GT_SFLIGHT FROM GS_SFLIGHT1 INTO GS_SFLIGHT2. "读取了上述工作区中数据
WRITE:'读取数据如下:'.
WRITE:/ GS_SFLIGHT2-CARRID,GS_SFLIGHT2-CONNID,GS_SFLIGHT2-FLDATE,GS_SFLIGHT2-PRICE.
- 效果演示(不使用TABLE KEY)
- 案例代码演示(使用TABLE KEY)
DATA:GT_SFLIGHT TYPE TABLE OF SFLIGHT WITH NON-UNIQUE KEY CARRID CONNID FLDATE,
GS_SFLIGHT TYPE SFLIGHT.
GS_SFLIGHT-CARRID = 'AC'.
GS_SFLIGHT-CONNID = 0820.
GS_SFLIGHT-FLDATE = '20200716'.
GS_SFLIGHT-PRICE = 1500.
APPEND GS_SFLIGHT TO GT_SFLIGHT.
GS_SFLIGHT-CARRID = 'AC'.
GS_SFLIGHT-CONNID = 0820.
GS_SFLIGHT-FLDATE = '20200717'.
GS_SFLIGHT-PRICE = 1700.
APPEND GS_SFLIGHT TO GT_SFLIGHT.
GS_SFLIGHT-CARRID = 'BC'.
GS_SFLIGHT-CONNID = 0820.
GS_SFLIGHT-FLDATE = '20200718'.
GS_SFLIGHT-PRICE = 1700.
APPEND GS_SFLIGHT TO GT_SFLIGHT.
WRITE:'内表数据展示如下:'.
LOOP AT GT_SFLIGHT INTO GS_SFLIGHT.
WRITE:/ GS_SFLIGHT-CARRID,GS_SFLIGHT-CONNID,GS_SFLIGHT-FLDATE,GS_SFLIGHT-PRICE.
ENDLOOP.
ULINE.
CLEAR GS_SFLIGHT.
READ TABLE GT_SFLIGHT WITH TABLE KEY CARRID = 'AC' CONNID = 0820 FLDATE = '20200717' INTO GS_SFLIGHT. "使用TABLE KEY 读取数据
WRITE:'读取数据如下:'.
WRITE:/ GS_SFLIGHT-CARRID,GS_SFLIGHT-CONNID,GS_SFLIGHT-FLDATE,GS_SFLIGHT-PRICE.
- 效果演示(使用TABLE KEY)
利用索引读取数据
READ TABLE itab INDEX n INTO wa.
- 案例代码演示
DATA:GT_SFLIGHT TYPE TABLE OF SFLIGHT WITH NON-UNIQUE KEY CARRID CONNID FLDATE,
GS_SFLIGHT TYPE SFLIGHT.
GS_SFLIGHT-CARRID = 'AC'.
GS_SFLIGHT-CONNID = 0820.
GS_SFLIGHT-FLDATE = '20200716'.
GS_SFLIGHT-PRICE = 1500.
APPEND GS_SFLIGHT TO GT_SFLIGHT.
GS_SFLIGHT-CARRID = 'AC'.
GS_SFLIGHT-CONNID = 0820.
GS_SFLIGHT-FLDATE = '20200717'.
GS_SFLIGHT-PRICE = 1700.
APPEND GS_SFLIGHT TO GT_SFLIGHT.
GS_SFLIGHT-CARRID = 'BC'.
GS_SFLIGHT-CONNID = 0820.
GS_SFLIGHT-FLDATE = '20200718'.
GS_SFLIGHT-PRICE = 1700.
APPEND GS_SFLIGHT TO GT_SFLIGHT.
WRITE:'内表数据展示如下:'.
LOOP AT GT_SFLIGHT INTO GS_SFLIGHT.
WRITE:/ GS_SFLIGHT-CARRID,GS_SFLIGHT-CONNID,GS_SFLIGHT-FLDATE,GS_SFLIGHT-PRICE.
ENDLOOP.
ULINE.
CLEAR GS_SFLIGHT.
READ TABLE GT_SFLIGHT INDEX 3 INTO GS_SFLIGHT. "使用TABLE KEY 读取数据
WRITE:'读取数据如下:'.
WRITE:/ GS_SFLIGHT-CARRID,GS_SFLIGHT-CONNID,GS_SFLIGHT-FLDATE,GS_SFLIGHT-PRICE.
- 效果演示
post SAP-Garson
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