Hawq学习笔记 --- 存储过程生成数据

创建一个存储过程

create or REPLACE FUNCTION Loopcopy() RETURNS INTEGER as $$
DECLARE
j INT;
BEGIN
				j := 0;
				while j < 100 loop
					copy tbl_pccs_biz_act_action_his from '/mnt/disk01/eds/pccs/TBL_PCCS_BIZ_ACT_ACTION_HIS.txt' delimiter as ',' CSV quote as '"';
					copy tbl_pccs_biz_act_tc_his from '/mnt/disk01/eds/pccs/TBL_PCCS_BIZ_ACT_TC_HIS.txt' delimiter as ',' CSV quote as '"';
					copy tbl_pccs_biz_case_acct_his from '/mnt/disk01/eds/pccs/TBL_PCCS_BIZ_CASE_ACCT_HIS.txt' delimiter as ',' CSV quote as '"';
					copy tbl_pccs_biz_case_casemain_his from '/mnt/disk01/eds/pccs/TBL_PCCS_BIZ_CASE_CASEMAIN_HIS.txt' delimiter as ',' CSV quote as '"';
					copy tbl_pccs_biz_case_flags_his from '/mnt/disk01/eds/pccs/TBL_PCCS_BIZ_CASE_FLAGS_HIS.txt' delimiter as ',' CSV quote as '"';
					copy tbl_pccs_biz_case_outagree_his from '/mnt/disk01/eds/pccs/TBL_PCCS_BIZ_CASE_OUTAGREE_HIS.txt' delimiter