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CREATE TABLE student
(sno char(5) NOT NULL
sname char(8) NOT NULL
sex char(1)
age int); CREATE TABLE student
(sno char(5) NOT NULL UNIQUE
sname char(8)
sex char(1)
age int); CREATE TABLE
(sno char(5) NOT NULL UNIQUE
sname char(8) NOT NULL
sex char(1)
age int); CREATE TABLE student
(sno char(5) NOT NULL UNIQUE
sname char(8) NOT NULL
sex char(1)
age int);
CREATE TABLE student
(sno char(5)NOT NULL
sname char(8)NOT NULL
sex char(1)
age int); CREATE TABLE student
(sno char(5)NOT NULL
sname char(8)NOT NULL
sex char(1)
age int); CREATE TABLE
(sno char(5)NOT NULL UNIQUE
sname char(8)NOT NULL
sex char(1)
age int); CREATE TABLE student
(sno char(5)NOT NULL UNIQUE
sname char(8)NOT NULL
sex char(1)
age int);
CREATE TABLE student (sno char(5) NOT NULL sname char(8) NOT NULL sex char(1) age in; CREATE TABLE atudent (sno char(5) NOT NULL UNIQUE sname char(8) sexchar(1) age in; CREATE TABLE (sno char(5) NOT NULL UNIQUE sname char(8) NOT NULL sex char(1) age ih; CREATE TABLE student (sno char(5) NOT NULL UNIQUE shame char(8) NOT NULL sex char(1) age in;
AITER TABLE student ADD cometime DATE NOT NULL; ALTER TABLE student ADD cometime DATE; ALTER TABLE student DROP cometime DATE NOT NULL; ALTER TABLE student MODIPY cometime DATE;
ALTER TABLE student ADD cometime DATE NOT NULL; ALTER TABLE sudent ADD cometime DATE; AlTER TABLE student DROP cometime DATE NOT NULL; ALTER TABLE sudent MODIFY cometime DATE;
CREATE TABLE student (sno char(5)NOT NUIL sname char(8)NOT NULL sex char(1) age in; CREATE TABLE student (sno char(5)NOT NULL UNIQUE sname char(8) Sex char(1) age in; CREATE TABLE (sno char(5)NOT NULL UNIQUE sname char(8)NOT NULL sex char(1) age in; CREATE TABLE student (sno char(5)NOT NULL UNIQUE sname char(8)NOT NULL Sex char(1) age in;
CREATE TABLE student
(sno char(5) NOT NULL
sname char(8) NOT NULL
sex char(1)
age int); CREATE TABLE student
(sno char(5) NOT NULL UNIQUE
sname char(8)
sex char(1)
age int); CREATE TABLE
(sno char(5) NOT NULL UNIQUE
sname char(8) NOT NULL
sex char(1)
age int); CREATE TABLE student
(sno char(5) NOT NULL UNIQUE
sname char(8) NOT NULL
sex char(1)
age int);
ALTER TABLE student ADD cometime DATE NOT NULL; ALTER TABLE student ADD cometime DATE; ALTER TABLE student DROP cometime DATE NOT NULL; ALTER TABLE student MODIFY cometime DATE;
CREATE TABLE student (sno char(5)NOT NULL sname char(8)NOT NULL sex char(1) age in; CREATE TABLE student (sno char(5)NOT NULL sname char(8)NOT NULL sex char(1) age in; CREATE TABLE (sno char(5)NOT NULL UNIQUE sname char(8)NOT NULL sex char(1) age in; CREATE TABLE student (sno char(5)NOT NULL UNIQUE sname char(8)NOT NULL sex char(1) age in;
CREATE TABLE student
(sno char(5)NOT NUIL
sname char(8)NOT NULL
sex char(1)
age int); CREATE TABLE student
(sno char(5)NOT NULL UNIQUE
sname char(8)
Sex char(1)
age int); CREATE TABLE
(sno char(5)NOT NULL UNIQUE
sname char(8)NOT NULL
sex char(1)
age int); CREATE TABLE student
(sno char(5)NOT NULL UNIQUE
sname char(8)NOT NULL
Sex char(1)
age int);
CREATE TABLE student
(sno char(5) NOT NULL
sname char(8) NOT NULL
sex char(1)
age int); CREATE TABLE student
(sno char(5)NOT NULL UNIQUE
sname char(8)
sex char(1)
age int); CREATE TABLE
(sno char(5)NOT NULL UNIQUE)
sname char(8)NOT NULL
sex char(1)
age int); CREATE TABLE student
(sno char(5)NOT NULL UNIQUE)
sname char(8)NOT NULL
sex char(1)
age int);
CREATE TABLE student
(sno char(5) NOT NULL
sname char(8) NOT NULL
sex char(1)
age int); CREATE TABLE student
(sno char(5) NOT NULL UNIQUE
sname char(8)
sex char(1)
age int); CREATE TABLE
(sno char(5) NOT NULL UNIQUE
sname char(8) NOT NULL
sex char(1)
age int); CREATE TABLE student
(sno char(5) NOT NULL UNIQUE
sname char(8) NOT NULL
sex char(1)
age int);
CREATE TABLE student (sno char(5) NOT NULL sname char(8) NOT NULL sex char(1) age int); CREATE TABLE student (sno char(5) NOT NULL UNIQUE sname char(8) sex char(1) age int); CREATE TABLE (sno char(5) NOT NULL UNIQUE sname char(8) NOT NULL sex char(1)
ALTER TABLE student ADD cometime DATE NOT NULL; ALTER TABLE sudent ADD cometime DATE; ALTER TABLE student DROP cometime DATE NOT NULL; ALTER TABLE sudent MODIFY cometime DATE;
CREATE TABLE student (sno char(5) NOT NULL sname char(8) NOT NULL sex char(1) age in; CREATE TABLE student (sno char(5) NOT NULL UNIQUE sname char(8) sex char(1) age in; CREATE TABLE (sno char(5) NOT NULL UNIQUE sname char(8) NOT NULL sex char(1) age in; CREATE TABLE student (sno char(5) NOT NULL UNIQUE sname char(8) NOT NULL sex char(1) age in;
CREATE TABLE student
(sno char(5)NOT NULL
sname char(8)NOT NULL
sex char(1)
age int); CREATE TABLE student
(sno char(5)NOT NULL
sname char(8)NOT NULL
sex char(1)
age int); CREATE TABLE
(sno char(5)NOT NULL UNIQUE
sname char(8)NOT NULL
sex char(1)
age int); CREATE TABLE student
(sno char(5)NOT NULL UNIQUE
sname char(8)NOT NULL
sex char(1)
age int);
ALTER TABLE student ADD cometime DATE NOT NULL; ALTER TABLE student ADD cometime DATE; ALTER TABLE student DROP cometime DATE NOT NULL: ALTER TABLE student MODIFY cometime DATE;
CREATE TABLE student
(sno char(5)NOT NULL
sname char(8)NOT NULL
sex char(1)
age in; CREATE TABLE student
(sno char(5)NOT NULL UNIQUE
sname char(8)
sex char(1)
age in; CREATE TABLE
(sno char(5)NOT NULL UNIQUE
sname char(8)NOT NULL
sex char(1)
age in; CREATE TABLE student
(sno char(5)NOT NULL UNIQUE
sname char(8)NOT NULL
sex char(1)
age in;
CREATE TABLE student (sno char(5) NOT NULL sname char(8) NOT NULL sex char(1) age in; CREATE TABLE student (sno char(5) NOT NULL UNIQUE sname char(8) sex char(1) age in; CREATE TABLE (sno char(5) NOT NULL UNIQUE sname char(8) NOT NULL sex char(1) age in; CREATE TABLE student (sno char(5) NOT NULL UNIQUE sname char(8) NOT NULL sex char(1) age in;