Question

sql脚本和sql语言有什么区别？

Answer 1

sql脚本是有sql语言构成。
sql语句和sql脚本语法一样，一般sql语句都是用来完成一个简单的功能。
其实单个sql语句亦是sql脚本。

Answer 2

SQL脚本一般用来生成库文件+表文件+字段及字段类型的代码
SQL语句一般用来查询+修改数据库内数据的

Answer 3

@
("at"
sign)
runs
the
sql*plus
statements
in
the
specified
script.
the
script
can
be
called
from
the
local
file
system
or
from
a
web
server.
@@
(double
"at"
sign)
runs
a
script.
this
command
is
similar
to
the
@
("at"
sign)
command.
it
is
useful
for
running
nested
scripts
because
it
looks
for
the
specified
script
in
the
same
path
as
the
script
from
which
it
was
called.
@@表示调用和当前脚本同路径下sql脚本文件。