ClickHouse/tests/queries/0_stateless/01269_create_with_null.sql

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DROP TABLE IF EXISTS data_null;
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DROP TABLE IF EXISTS set_null;
DROP TABLE IF EXISTS cannot_be_nullable;
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SET data_type_default_nullable='false';
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CREATE TABLE data_null (
a INT NULL,
b INT NOT NULL,
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c Nullable(INT),
d INT
) engine=Memory();
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INSERT INTO data_null VALUES (NULL, 2, NULL, 4);
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SELECT toTypeName(a), toTypeName(b), toTypeName(c), toTypeName(d) FROM data_null;
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SHOW CREATE TABLE data_null;
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CREATE TABLE data_null_error (
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a Nullable(INT) NULL,
b INT NOT NULL,
c Nullable(INT)
) engine=Memory(); --{serverError 377}
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CREATE TABLE data_null_error (
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a INT NULL,
b Nullable(INT) NOT NULL,
c Nullable(INT)
) engine=Memory(); --{serverError 377}
SET data_type_default_nullable='true';
CREATE TABLE set_null (
a INT NULL,
b INT NOT NULL,
c Nullable(INT),
d INT
) engine=Memory();
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INSERT INTO set_null VALUES (NULL, 2, NULL, NULL);
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SELECT toTypeName(a), toTypeName(b), toTypeName(c), toTypeName(d) FROM set_null;
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SHOW CREATE TABLE set_null;
DETACH TABLE set_null;
ATTACH TABLE set_null;
SHOW CREATE TABLE set_null;
CREATE TABLE cannot_be_nullable (n Int8, a Array(UInt8)) ENGINE=Memory; -- { serverError 43 }
CREATE TABLE cannot_be_nullable (n Int8, a Array(UInt8) NOT NULL) ENGINE=Memory;
SHOW CREATE TABLE cannot_be_nullable;
DETACH TABLE cannot_be_nullable;
ATTACH TABLE cannot_be_nullable;
SHOW CREATE TABLE cannot_be_nullable;
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DROP TABLE data_null;
DROP TABLE set_null;
DROP TABLE cannot_be_nullable;