摘要:
1、numtodsinterval就是用来给时间类型加上n 天,n时, n分,或者n秒 alter table t set interval numtodsinterval(1,'day')); alter table t store in (tablespace1,tablespace2); 2、 阅读全文
摘要:
echo "name:aa>age:23>xx:ff>" | awk -F'[:|>]' '{print $2,$4,$6}' echo "name:aa>age:23>xx:ff>" | awk -F'[:|>]' '{ for (i=1;i<NF;i+=2) $i="" }1' echo "na 阅读全文
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