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insert into tableA as select * from tableB;


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begin
for i in 1..500000 loop
  insert into test values(i);
end loop;
end;

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insert into table1
  select sysdate+rownum from dual
  connect by rownum <10000

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INSERT INTO SOURCE_TABLE(FIELD1,FIELD2,..) SELECT FIELD1,FIELD2,.. from TARGET_TABLE;


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SQL code:
declare
pi constant NUMBER(9, 7) :=3.1415927;
RADIUS integer(5);
area NUMBER(14, 2);
begin
radius := 1;
loop
ar


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