查詢數(shù)據(jù)導(dǎo)出insert語(yǔ)句 oracle循環(huán)插入?
oracle循環(huán)插入?declare j number := 4 k number := 0 cursor cur_get_data is select a1 from TableAb
oracle循環(huán)插入?
declare j number := 4 k number := 0 cursor cur_get_data is select a1 from TableAbegin for i in cur_get_data loop update TableB set TableB.b2 = i.a1 where TableB.b1 <= j and TableB.b1 >= k k := j j := j 5 end loopend
Oracle中使用PL/SQL怎樣用循環(huán)插入多條數(shù)據(jù)?
使用loop循環(huán),比如:
for item in (select a,b,c from table_a where 條件) loop
insert into table_b(a,b,c) values (item.a,item.b,item.c)
end loop
也可以使用索引表循環(huán),以上只是一個(gè)簡(jiǎn)單的例子,需要根據(jù)你的具體情況選擇循環(huán)方式
oracle中怎么寫(xiě)循環(huán)插入數(shù)據(jù)腳本?
declare v_sql varchar2(4000) begin for i in 1..10000 loop v_sql:="insert into table(col1) values("||i||") execute immediate(v_sql) end loop end