给定这样的数据库:
BEGIN TRANSACTION;
CREATE TABLE aTable (
a STRING,
b STRING);
INSERT INTO aTable VALUES('one','two');
INSERT INTO aTable VALUES('one','three');
CREATE TABLE anotherTable (
a STRING,
b STRING);
INSERT INTO anotherTable VALUES('one','three');
INSERT INTO anotherTable VALUES('two','three');
COMMIT;
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我想做一些事情
SELECT a,b FROM aTable
WHERE (aTable.a,aTable.b) IN
(SELECT anotherTable.a,anotherTable.b FROM anotherTable);
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得到答案'一','三',但我得到"接近",":语法错误"
这有可能在SQL的任何风格?(我正在使用sqlite)
我是否犯了严重的概念错误?或者是什么?