配送已到货订单号查询 sql 语句优化
select c0501 "订单编号",
c0503 "供应商编码",a0302 "供应商名称",
to_char(c0515,'yyyy.mm.dd') "订货日期",
to_char(c0516,'yyyy.mm.dd') "预定交货日期"
from c05,a03 where c0503=a0301 and
c0502='01' and to_char(c0515,'yyyy.mm.dd')
between '2009.02.01' and '2009.02.28' and c0523='4'
SELECT STATEMENT, GOAL = CHOOSE Cost=500 Cardinality=1059
Bytes=69894
HASH JOIN Cost=500 Cardinality=1059 Bytes=69894
TABLE ACCESS FULL Object owner=FZDC Object name=C05 Cost=486
Cardinality=23 Bytes=667
TABLE ACCESS FULL Object owner=FZDC Object name=A03 Cost=13 Cardinality=15193
Bytes=562141
-------------------------1.75
-------------------------1.75
-------------------------1.75
create index IND_C05_C0515 on c05(c0515)
analyze table c05 compute statistics
select c0501 "订单编号",
c0503 "供应商编码",a0302 "供应商名称",
to_char(c0515,'yyyy.mm.dd') "订货日期",
to_char(c0516,'yyyy.mm.dd') "预定交货日期"
from c05,a03 where c0503=a0301 and
c0502='01' and c0515
between to_date('2009.02.01','yyyy-mm-dd') and to_date('2009.02.28','yyyy-mm-dd')
and c0523='4'
SQL Statement from editor:
select c0501 "订单编号",
c0503 "供应商编码",a0302 "供应商名称",
to_ch
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