~drizzle-trunk/drizzle/development

# ===== csv_not_null.1 =====

DROP TABLE IF EXISTS t1, t2;

# === Will fail -- no NOT NULL ===

CREATE TABLE t1 (a int) ENGINE = CSV;

ERROR 42000: The storage engine for the table doesn't support nullable columns

# === Good CREATE ===

CREATE TABLE t1 (a int NOT NULL) ENGINE = CSV;

# === Will fail -- ALL columns need NOT NULL ==

CREATE TABLE t2 (a int NOT NULL, b char(20)) ENGINE = CSV;

ERROR 42000: The storage engine for the table doesn't support nullable columns

DROP TABLE t1;

# ===== csv_not_null.2 =====

DROP TABLE IF EXISTS t1;

CREATE TABLE t1 (a int NOT NULL, b blob NOT NULL, c CHAR(20) NOT NULL, 

d VARCHAR(20) NOT NULL, e enum('foo','bar') NOT NULL,f DATE NOT NULL) 

ENGINE = CSV;

# === should result in default for each datatype ===

INSERT INTO t1 VALUES();

SELECT * FROM t1;

a	b	c	d	e	f

0				foo	0000-00-00

SELECT * FROM t1;

a	b	c	d	e	f

0				foo	0000-00-00

INSERT INTO t1 VALUES(0,'abc','def','ghi','bar','1999-12-31');

SELECT * FROM t1;

a	b	c	d	e	f

0				foo	0000-00-00

0	abc	def	ghi	bar	1999-12-31

# === insert failures ===

INSERT INTO t1 VALUES(NULL,'ab','a','b','foo','2007-01-01');

ERROR 23000: Column 'a' cannot be null

INSERT INTO t1 VALUES(default(a),default(b), default(c), default(d),

default(e), default(f));

ERROR HY000: Field 'a' doesn't have a default value

DROP TABLE t1;

# ===== csv_not_null.3 =====

DROP TABLE IF EXISTS t1;

CREATE TABLE t1 (a int NOT NULL, b char(10) NOT NULL) ENGINE = CSV;

INSERT INTO t1 VALUES();

SELECT * FROM t1;

a	b

0	

UPDATE t1 set b = 'new_value' where a = 0;

SELECT * FROM t1;

a	b

0	new_value

UPDATE t1 set b = NULL where b = 'new_value';

ERROR 23000: Column 'b' cannot be null

SELECT * FROM t1;

a	b

0	new_value

DROP TABLE t1;