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--Sql Server 2014 Express Edition --Batches are separated by 'go' select @@version as 'sql server version' create table employee ( lname varchar(20) not null, fname varchar(20) not null, ssn varchar(9), superssn varchar(9), bdate date, address varchar(20), sex varchar(1), salary decimal(4), dno varchar(1), primary key (ssn) , --foreign key (superssn) references employee(ssn) --foreign key (dno) references department(dnumber) ); create table department ( dname varchar(20) not null, mgrssn varchar(9), mgrstartdate date, dnumber decimal(4), primary key (dnumber) , ); create table deptlocations ( dlocation varchar(15), dnumber decimal(4), primary key (dlocation) , --foreing key (dnumber) references department (dnumber) ); create table project( pname varchar(20) not null, pnumber varchar(2), plocation varchar(15), dnum varchar(1), primary key (pnumber) , --foreing key (dnum) references department(dnumber) ); create table workson ( deptname varchar(20) not null, pno varchar(1), dnumber decimal(4), --foreing key (essn) references employee(ssn) --foreing key (pno) references project (pnumber) ); create table dependant ( dependantname varchar(20) not null, essn varchar(9), bdate date, sex varchar(1), relationship varchar(10), primary key (dependantname) , --foreing key (essn) references employee(ssn) );
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Execution time: 0 sec, rows selected: 1, rows affected: 0, absolute service time: 0,19 sec, absolute service time: 0,18 sec
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sql server version
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Microsoft SQL Server 2014 - 12.0.2000.8 (Intel X86) Feb 20 2014 19:20:46 Copyright (c) Microsoft Corporation Express Edition on Windows NT 6.3 <X64> (Build 9600: ) (WOW64) (Hypervisor)