в 13:46, 26 мая 2010

2010-05-26T13:46:00Z

Admin: 1 версия

2010-05-26T10:17:26Z

1 версия

Новая страница

==Add line separator to the backup file==



<source lang="sql">
Drop table CDs;
CREATE TABLE CDs (
CDID SMALLINT NOT NULL PRIMARY KEY,
CDName VARCHAR(50) NOT NULL,
InStock SMALLINT UNSIGNED NOT NULL,
Category VARCHAR(20)
);

INSERT INTO CDs
VALUES (101, "Blood", 10, "Rock"),
(102, "Jazz", 17, "Jazz"),
(103, "Class", 9, "Classical"),
(104, "Violin", 24, NULL),
(105, "Blues", 2, "Blues"),
(106, "Tires", 12, "Country"),
(107, "Essence", 5, "New Age"),
(108, "Magic", 42, "Classical"),
(109, "Name", 20, "Opera"),
(110, "Fire", 23, "Country"),
(111, "Live", 18, "Jazz"),
(112, "Blues", 22, "Blues"),
(113, "Stages", 42, "Blues");

SELECT CDName, InStock, Category INTO OUTFILE "CDsOut.txt"
LINES
STARTING BY "*"
TERMINATED BY "**\n"
FROM CDs
WHERE Category="Blues" OR Category="Jazz";

</source>

==Backup file indicating line and record separator==



<source lang="sql">
Drop table CDs;
CREATE TABLE CDs (
CDID SMALLINT NOT NULL PRIMARY KEY,
CDName VARCHAR(50) NOT NULL,
InStock SMALLINT UNSIGNED NOT NULL,
Category VARCHAR(20)
);

INSERT INTO CDs
VALUES (101, "Blood", 10, "Rock"),
(102, "Jazz", 17, "Jazz"),
(103, "Class", 9, "Classical"),
(104, "Violin", 24, NULL),
(105, "Blues", 2, "Blues"),
(106, "Tires", 12, "Country"),
(107, "Essence", 5, "New Age"),
(108, "Magic", 42, "Classical"),
(109, "Name", 20, "Opera"),
(110, "Fire", 23, "Country"),
(111, "Live", 18, "Jazz"),
(112, "Blues", 22, "Blues"),
(113, "Stages", 42, "Blues");

SELECT CDName, InStock, Category INTO OUTFILE "CDsOut.txt"
FIELDS
TERMINATED BY ","
ENCLOSED BY "\""
LINES
TERMINATED BY "<<end>>\n"
FROM CDs
WHERE Category="Blues" OR Category="Jazz";

</source>

==Backup file into txt file indicating the line terminator==



<source lang="sql">
Drop table CDs;
CREATE TABLE CDs (
CDID SMALLINT NOT NULL PRIMARY KEY,
CDName VARCHAR(50) NOT NULL,
InStock SMALLINT UNSIGNED NOT NULL,
Category VARCHAR(20)
);

INSERT INTO CDs
VALUES (101, "Blood", 10, "Rock"),
(102, "Jazz", 17, "Jazz"),
(103, "Class", 9, "Classical"),
(104, "Violin", 24, NULL),
(105, "Blues", 2, "Blues"),
(106, "Tires", 12, "Country"),
(107, "Essence", 5, "New Age"),
(108, "Magic", 42, "Classical"),
(109, "Name", 20, "Opera"),
(110, "Fire", 23, "Country"),
(111, "Live", 18, "Jazz"),
(112, "Blues", 22, "Blues"),
(113, "Stages", 42, "Blues");

SELECT CDName, InStock, Category INTO OUTFILE "CDsOut.txt"
FIELDS
TERMINATED BY ","
ENCLOSED BY "\""
ESCAPED BY "\""
FROM CDs;

</source>

==Backup records into txt file 2==



<source lang="sql">
Drop table CDs;
CREATE TABLE CDs (
CDID SMALLINT NOT NULL PRIMARY KEY,
CDName VARCHAR(50) NOT NULL,
InStock SMALLINT UNSIGNED NOT NULL,
Category VARCHAR(20)
);

INSERT INTO CDs
VALUES (101, "Blood", 10, "Rock"),
(102, "Jazz", 17, "Jazz"),
(103, "Class", 9, "Classical"),
(104, "Violin", 24, NULL),
(105, "Blues", 2, "Blues"),
(106, "Tires", 12, "Country"),
(107, "Essence", 5, "New Age"),
(108, "Magic", 42, "Classical"),
(109, "Name", 20, "Opera"),
(110, "Fire", 23, "Country"),
(111, "Live", 18, "Jazz"),
(112, "Blues", 22, "Blues"),
(113, "Stages", 42, "Blues");

SELECT CDName, InStock, Category INTO OUTFILE "CDsOut.txt"
FIELDS
TERMINATED BY ","
ENCLOSED BY """
FROM CDs;

</source>

==Backup selected records into txt file==



<source lang="sql">
Drop table CDs;
CREATE TABLE CDs (
CDID SMALLINT NOT NULL PRIMARY KEY,
CDName VARCHAR(50) NOT NULL,
InStock SMALLINT UNSIGNED NOT NULL,
Category VARCHAR(20)
);

INSERT INTO CDs
VALUES (101, "Blood", 10, "Rock"),
(102, "Jazz", 17, "Jazz"),
(103, "Class", 9, "Classical"),
(104, "Violin", 24, NULL),
(105, "Blues", 2, "Blues"),
(106, "Tires", 12, "Country"),
(107, "Essence", 5, "New Age"),
(108, "Magic", 42, "Classical"),
(109, "Name", 20, "Opera"),
(110, "Fire", 23, "Country"),
(111, "Live", 18, "Jazz"),
(112, "Blues", 22, "Blues"),
(113, "Stages", 42, "Blues");

SELECT CDName, InStock, Category INTO OUTFILE "CDsOut.txt"
LINES
STARTING BY "*"
TERMINATED BY "**"
FROM CDs
WHERE Category="Blues" OR Category="Jazz";

</source>

==Dump record into txt file==



<source lang="sql">
Drop table CDs;
CREATE TABLE CDs (
CDID SMALLINT NOT NULL PRIMARY KEY,
CDName VARCHAR(50) NOT NULL,
InStock SMALLINT UNSIGNED NOT NULL,
Category VARCHAR(20)
);

INSERT INTO CDs
VALUES (101, "Blood", 10, "Rock"),
(102, "Jazz", 17, "Jazz"),
(103, "Class", 9, "Classical"),
(104, "Violin", 24, NULL),
(105, "Blues", 2, "Blues"),
(106, "Tires", 12, "Country"),
(107, "Essence", 5, "New Age"),
(108, "Magic", 42, "Classical"),
(109, "Name", 20, "Opera"),
(110, "Fire", 23, "Country"),
(111, "Live", 18, "Jazz"),
(112, "Blues", 22, "Blues"),
(113, "Stages", 42, "Blues");

SELECT CDName, InStock, Category
INTO DUMPFILE "CDsOut.txt"
FROM CDs
WHERE CDID=110;

</source>

← Предыдущая	Версия 13:46, 26 мая 2010
(нет различий)

SQL/MySQL/Table Index/Backup Table - История изменений

в 13:46, 26 мая 2010

Admin: 1 версия