select语句的完整语法较复杂,但至少包括的部分是()。 A. 仅select B. select, from C. select, group D. select,where
A.仅select
B.select, from
C.select, group
D.select,where
第1题:
下列SELECT语句语法正确的是( )。
A)SELECT木FROM‘teacher' WHERE性别=‘男’
B)SELECT宰FROM‘teacher’WHERE性别=男
C)SELECT木FROM teacher WHERE性别=男
D)SELECT木FROM teacher WHERE性别=‘男’
第2题:
标准的SQL基本查询语句的格式是( )。
A.SELECT...FROM...WHERE
B.SELECT...WHERE...FROM
C.SELECT...WHERE...GROUP BY
D.SELECT...FROM...ORDER BY
第3题:
● 在Access中,查询“学生”数据表的所有记录及字段的 SQL语句是 (64) 。
(64)
A. select 姓名 from 学生
B. select * from 学生
C. select * from 学生 where 姓名
D. select 学生 from *
第4题:
A. SELECT * FROM employees where salary > (SELECT MIN(salary) FROM employees GROUP BY department _ id);
B. SELECT * FROM employees WHERE salary = (SELECT AVG(salary) FROM employees GROUP BY department _ id);
C. SELECT distinct department_id FROM employees Where salary > ANY (SELECT AVG(salary) FROM employees GROUP BY department _ id);
D. SELECT department_id FROM employees WHERE SALARY > ALL (SELECT AVG(salary) FROM employees GROUP BY department _ id);
E. SELECT last_name FROM employees Where salary > ANY (SELECT MAX(salary) FROM employees GROUP BY department _ id);
F. SELECT department_id FROM employees WHERE salary > ALL (SELECT AVG(salary) FROM employees GROUP BY ANG (SALARY));
第5题:
A.SELECT * FROM employees where salary > (SELECT MIN(salary) FROM employees GROUP BY department_id);
B.SELECT * FROM employees WHERE salary = (SELECT AVG(salary) FROM employees GROUP BY department_id);
C.SELECT distinct department_id FROM employees WHERE salary > ANY (SELECT AVG(salary) FROM employees GROUP BY department_id);
D.SELECT department_id FROM employees WHERE salary > ALL (SELECT AVG(salary) FROM employees GROUP BY department_id);
E.SELECT last_name FROM employees WHERE salary > ANY (SELECT MAX(salary) FROM employees GROUP BY department_id);
F.SELECT department_id FROM employees WHERE salary > ALL (SELECT AVG(salary) FROM employees GROUP BY AVG(SALARY));
第6题:
下列SELECT语句中,语法正确的是( )。
A.SELECT*FROM'通信录'WHERE性别='男'
B.SELECT*FROM通信录WHERE性别='男'
C.SELECT*FROM'通信录'WHERE性别=男
D.SELEC*FROM通信录WHERE性别=男
第7题:
有SQL语句: SELECT DISTINCT 系号 FROM 教师 WHERE 工资>=; ALL(SELECT 工资 FROM 教师 WHERE 系号 =“02”) 与如上语句等价的SQL语句是
A.SELECT DISTINCT 系号 PROM 教师 WHERE 工资>=; (SELECT MAX(工资)FROM 教师 WHERE 系号=“02”)
B.SELECT DISTINCT 系号 FROM 教师 WHERE 工资=; (SELECT MIN(工资)FROM 教师 WHERE 系号=“02”)
C.SELECT DISTINCT 系号 FROM 教师 WHERE 工资>=; ANY(SELECT 工资 FROM 教师 WHERE 系号=“02”)
D.SELECT DISTINCT 系号 FROM 教师 WHERE 工资>=; SOME(SELECT 工资 FROM 教师 WHERE 系号=“02”)
第8题:
对由SELECT--FROM—WHERE—GROUP--ORDER组成的SQL语句,其在被DBMS处理时,各子句的执行次序为()
A.SELECT—FROM—GROUP—WHERE—ORDER
B.FROM——SELECT--WHERE——GROUP——ORDER
C.FROM——WHERE——GROUP——SELECT——ORDER
D.SELECT——FROM——WHERE——GROUP——ORDER
第9题:
对由SELECT--FROM—WHERE—GROUP--ORDER组成的SQL语句,其在被DBMS处理时,各子句的执行次序为()
第10题:
在Transact-SQL语法中,SELECT语句的完整语法较复杂,但至少包括的部分有()
第11题:
在Transact-SQL语法中,以下SELECT语句正确的是()。
第12题:
SELECT,INTO
SELECT,FROM
SELECT,GROUP
仅SELECT
第13题:
SELECT语句的完整语法较复杂,但至少包括的部分是( )
A.仅SELECT
B.SELECT,FROM
C.SELECT,GROUP
D.SELECT,INTO
第14题:
下列SELECT语句语法正确的是( )。 A.SELECT*FROM’教师表’WHERE 性别=’男’ B.SELECT*FROM’教师表’WHERE 性别=男 C.SELECT*FROM教师表WHERE 性别=男 D.SELECT*FROM教师表WHERE 性别=’男’
第15题:
对由SELECT—FROM—WHERE—GROUP—ORDER组成的SQL语句,其在被DBMS处理时,各子句的执序次序(43)。
A.SELECT—FROM—GROUP—WHERE—ORDER
B.FROM—SELECT—WHERE—GROUP—ORDER
C.FROM—WHERE—GROUP—SELECT—ORDER
D.SELECT—FROM—WHERE—GROUP—ORDER
第16题:
A. SELECT * FROM employees where salary > (SELECT MIN(salary) FROM employees GROUP BY department _ id);
B. SELECT * FROM employees WHERE salary = (SELECT AVG(salary) FROM employees GROUP BY department _ id);
C. SELECT distinct department_id FROM employees Where salary > ANY (SELECT AVG(salary) FROM employees GROUP BY department _ id);
D. SELECT department_id FROM employees WHERE SALARY > ALL (SELECT AVG(salary) FROM employees GROUP BY department _ id);
E. SELECT last_name FROM employees Where salary > ANY (SELECT MAX(salary) FROM employees GROUP BY department _ id);
F. SELECT department_id FROM employees WHERE salary > ALL (SELECT AVG(salary) FROM employees GROUP BY ANG (SALARY));
第17题:
标准SQL基本查询模块的结构是 ______。
A.SELECT…FROM…ORDER BY
B.SELECT…WHERE…GROUP BY
C.SELECT…WHERE…HAVING
D.SELECT…FROM…WHERE
第18题:
在Transact-SQL语法中,SELECT语句的完整语法较复杂,但至少包括的部分(1___),使用关键字(2___)可以把重复行屏蔽,将多个查询结果返回一个结果集合的运算符是(3___),如果在SELECT语句中使用聚合函数时,一定在后面使用(4___)。
⑴ A、SELECT,INTO B、SELECT,FROM
C、SELECT,GROUP D、仅SELECT
⑵ A、DISTINCT B、UNION
C、ALL C、TOP
⑶ A、JOIN B、UNION
C、INTO C、LIKE
⑷ A、GROUP BY B、COMPUTE BY
C、HAVING D、COMPUTE
第19题:
标准SQL基本查询模块的结构是______。
A.SELECT…FROM…ORDER BY
B.SELECT…1WHERE…GROUP BY
C.SELECT…WHERE…HAVING
D.SELECT…FROM…WHERE
第20题:
下列正确的SQL语句是()。
第21题:
下列查询语句中,错误的是()。
第22题:
在Transact-SQL语法中,SELECT语句的完整语法较复杂,但至少包括的部分()。
第23题:
Click the Exhibit button and examine the data in the EMPLOYEES table. Which three subqueries work?()
第24题:
SELECT,INTO
SELECT,GROUP
SELECT,FROM
仅SELECT