Data base

•create user belajar identified by oracle;
•grant DBA to belajar;
•connect belajar/oracle;
•create table GURU(
2 NIG VARCHAR2(32)not null,
3 NAMA VARCHAR2(64)not null,
4 JENIS_KELAMIN CHAR not null,
5 TGL_MASUK DATE,
6 STATUS_PEG CHAR not null,
7 constraint PK_GURU primary key (NIG));
•create table KELAS(
2 KELAS_ID VARCHAR2(32)not null,
3 KETERANGAN VARCHAR2(64),
4 constraint PK_KELAS primary key(KELAS_ID));
•create table MATA_PELAJARAN(
2 KODE_MP VARCHAR2(32)not null,
3 NAMA_MP VARCHAR2(64)not null,
4 CREDIT NUMBER not null,
5 constraint PK_MATA_PELAJARAN primary key (KODE_MP));
•SQL> create table MURID(
2 NIS VARCHAR2(32)not null,
3 KELAS_ID VARCHAR2(32)not null,
4 NAMA VARCHAR2(64)not null,
5 TGL_LAHIR DATE not null,
6 JENIS_KELAMIN CHAR not null,
7 ALAMAT VARCHAR2(128)not null,
8 NAMA_ORTU VARCHAR2(64),
9 constraint PK_MURID primary key (NIS),
10 constraint AK_MURID unique (KELAS_ID, NIS),
11 constraint MURID#KELAS_FK foreign key (KELAS_ID)
12 references KELAS (KELAS_ID));
•SQL> create table ULANGAN (
2 NIS VARCHAR2(32)not null,
3 KODE_MP VARCHAR2(32)not null,
4 UJIAN_KE NUMBER not null,
5 TGL_UJIAN DATE not null,
6 NILAI NUMBER,
7 constraint PK_ULANGAN primary key (NIS, KODE_MP, UJIAN_KE),
8 constraint ULANGAN#MURID_FK foreign key (NIS)
9 references MURID (NIS),
10 constraint ULANGAN#MATA_PELAJARAN_FK foreign key (KODE_MP)
11 references MATA_PELAJARAN (KODE_MP));