iamlaosong文
将文本文件导入到数据库,如果不需要对文件进行处理,用sqlldr导入不仅方便,而且速度快。下面这个导入脚本,通过循环生成每个文本文件导入的控制文件,其中X'09'表示分隔符是TAB符,然后再调用sqlldr命令进行导入。
#import datafile that unzip by timing job: jsunzip.sh
#eidt by iamlaosong 20170926
#usage: ./jsimp.sh 20170101 BCF
# $1=OPDATE $2=SYF|BCF
BAKDIR=/home/oracle/ems_suan
CTLFILE=control.ctl
for tp in CK HK JK LY TD ZY
do
tbname=EMSAPP_JS_${tp}_$2_TEST
txtfile="${BAKDIR}/$1/$1_340000_1_${tp}_$2.txt"
# process txtfile
echo "${txtfile} --> ${tbname}"
if [ -f ${txtfile} ]; then
# generate control file
echo load data>${CTLFILE}
echo infile "'${txtfile}'">>${CTLFILE}
echo append into table $tbname>>${CTLFILE}
echo fields terminated by "X'09'">>${CTLFILE}
# echo optionally enclosed by "'\"'">>${CTLFILE}
if [ X"${tp}" == X"CK" ] || [ X"${tp}" == X"JK" ]; then
echo "(JSRQ Date 'YYYYMMDD',ZBTM,YJTM,YJZLBH,YJZLMC,ZBZL,ZBZLMC,JDS,JSSX,ZLSX,JIFEIZL,JIHEZL,CLJSFDM,CLJSF,CLJDSDM,CLJDS,CLJXS,CLJ,CLJGS,SJJSFDM,SJJSF,SJJDSDM,SJJDS,SJJXSDM,SJJXS,SJJDM,SJJ,SJJGS,YCXX,FEILI,FEIYONG,MARK)">>${CTLFILE}
elif [ X"${tp}" == X"HK" ] || [ X"${tp}" == X"LY" ]; then
echo "(JSRQ Date 'YYYYMMDD',YLDM,YLMC,LDLSH,ZBTM,YJTM,YJZLBH,YJZLMC,ZBZL,ZBZLMC,YLJB,YLZL,FCZDM,FCZ,JSZDM,JSZ,YJJDM,YJJ,JDJDM,JDJ,JSSX,ZLSX,HBBH,LICHENG,JIFEIZL,JIHEZL,PYJSFDM,PYJSF,PYJDSDM,PYJDS,PYJXSDM,PYJXS,PYJDM,PYJ,PYJGS,SJJSFDM,SJJSF,SJJDSDM,SJJDS,SJJXSDM,SJJXS,SJJDM,SJJ,SJJGS,YCXX,FEILI,FEIYONG,MARK)">>${CTLFILE}
elif [ X"${tp}" == X"TD" ]; then
echo "(JSRQ Date 'YYYYMMDD',YJTM,YJZLBH,YJZLMC,ZBZL,ZBZLMC,JSSX,PYDQ,SFTT,JIFEIZL,JIHEZL,TDJSFDM,TDJSF,TDJDSDM,TDJDS,TDJXSDM,TDJXS,TDJDM,TDJ,TDJGS,SJJSFDM,SJJSF,SJJDSDM,SJJDS,SJJXSDM,SJJXS,SJJDM,SJJ,SJJGS,YCXX,SZFEILI,XZFEILI,FEIYONG,MARK)">>${CTLFILE}
elif [ X"${tp}" == X"ZY" ]; then
echo "(JSRQ Date 'YYYYMMDD',ZBTM,YJTM,YJZLBH,YJZLMC,ZBZL,ZBZLMC,JDS,JSSX,ZLSX,JIFEIZL,JIHEZL,CLJSFDM,CLJSF,CLJDSDM,CLJDS,CLJXSDM,CLJXS,CLJDM,CLJ,CLJGS,SJJSFDM,SJJSF,SJJDSDM,SJJDS,SJJXSDM,SJJXS,SJJDM,SJJ,SJJGS,YCXX,FEILI,FEIYONG,MARK)">>${CTLFILE}
fi
# import data
sqlldr userid=emssxjk/emssxjk control=control.ctl skip=1
cat control.log >> impsuan.log
# read -p "txt file: press enter to continue..." var
fi
done
if [ X"${tp}" == X"CK" -o X"${tp}" == X"JK" ]; then
判断字符串中加上一个X是防止变量tp为空时出现语法错误,本例中tp是循环变量,不会出现空值,但这种写法比较好,所以保留着。
参见:如何将CSV文件导入到ORACLE