Warnings:
Warning 1105 No file name. Table will use t1.xml
#
# Testing changing table type (not in-place)
#
CREATE TABLE t1 (c INT NOT NULL, d CHAR(10) NOT NULL) ENGINE=CONNECT TABLE_TYPE=CSV HEADER=1 QUOTED=1;
Warnings:
Warning 1105 No file name. Table will use t1.csv
INSERT INTO t1 VALUES (1,'One'), (2,'Two'), (3,'Three');
SELECT * FROM t1;
c d
1 One
2 Two
3 Three
# This would fail if the top node name is not specified.
# This is because the XML top node name defaults to the table name.
# Sure enough the temporary table name begins with '#' and is rejected by XML.
# Therefore the top node name must be specified (along with the row nodes name).
ALTER TABLE t1 TABLE_TYPE=XML TABNAME=t1 OPTION_LIST='xmlsup=libxml2,rownode=row';
SELECT * FROM t1;
c d
1 One
2 Two
3 Three
SHOW CREATE TABLE t1;
Table Create Table
t1 CREATE TABLE `t1` (
`c` int(11) NOT NULL,
`d` char(10) NOT NULL
) ENGINE=CONNECT DEFAULT CHARSET=latin1 `HEADER`=1 `QUOTED`=1 `TABLE_TYPE`=XML `TABNAME`=t1 `OPTION_LIST`='xmlsup=libxml2,rownode=row'
# Let us see the XML file
CREATE TABLE t2 (line VARCHAR(100) NOT NULL) ENGINE=CONNECT FILE_NAME='t1.xml';
Warnings:
Warning 1105 No table_type. Will be set to DOS
SELECT * FROM t2;
line
c |
d |
1
One
2
Two
3
Three
# NOTE: The first (ignored) row is due to the remaining HEADER=1 option.
# Testing field option modification
ALTER TABLE t1 MODIFY d CHAR(10) NOT NULL XPATH='@', HEADER=0;
SELECT * FROM t1;
c d
1 One
2 Two
3 Three
SHOW CREATE TABLE t1;
Table Create Table
t1 CREATE TABLE `t1` (
`c` int(11) NOT NULL,
`d` char(10) NOT NULL `XPATH`='@'
) ENGINE=CONNECT DEFAULT CHARSET=latin1 `QUOTED`=1 `TABLE_TYPE`=XML `TABNAME`=t1 `OPTION_LIST`='xmlsup=libxml2,rownode=row' `HEADER`=0
SELECT * FROM t2;
line
1
2
3
DROP TABLE t1, t2;