37 lines
855 B
Plaintext
37 lines
855 B
Plaintext
describeINSERT INTO test VALUE kunde;
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DROP TABLE test;
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CREATE TABLE test(
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id INTEGER Primary key,
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begruessung CHAR(20)
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);
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describe test;
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INSERT INTO test VALUES (1, 'Hallo ');
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SELECT * FROM test;1
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S (2, 'Du da ');
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SELECT * FROM test;
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UPDATE test
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SET begruessung = 'Sehr geehrte'
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WHERE Id=2;
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Select * from test;
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ALTER TABLE test
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modify begruessung CHAR(30);
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describe test;
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UPDATE test
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SET begruessung = 'Sehr geehrte Damen und Herren'
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WHERE Id=2;
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SELECT * FROM test;
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DELETE FROM test
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WHERE Id=1;
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SELECT * FROM test;
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-- -----------------------------------
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DROP TABLE test;
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CREATE TABLE test(
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id INTEGER Primary key,
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begruessung CHAR(20) NOT NULL
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);
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INSERT INTO test (id) VALUES (1);
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INSERT INTO test (id, begruessung) VALUES (1, NULL);
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INSERT INTO test VALUES (1, NULL);
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INSERT INTO test ( begruessung, id) VALUES ('hallo', 1);
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select * from test
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