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MySQL LOAD_FILE returning NULL

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问题 I'm doing this SELECT LOAD_FILE("/home/user/domains/example.com/public_html/robots.txt") AS tmp FROM tmpTable but it returns NULL. How can I check if this is because I haven't got the FILE privilege or if it's something else? MySQL won't give an error. (I'm using PHP) Anyone that has experience with LOAD_FILE, tell me about that function:) <?php $result = mysql_query('SELECT LOAD_FILE("/home/user/domains/example.com/public_html/robots.txt") AS tmp FROM tmpTable') or die(mysql_error()); while(

MySQL LOAD_FILE returns NULL

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问题 I want to get SQL LOAD_FILE function to work and have read every single question/answer + documentation about this, but here is what's been happening. When I want to LOAD_FILE from my home directory: mysql> SELECT LOAD_FILE('/home/myuser/somefile.txt'); +----------------------------+ | LOAD_FILE('/home/myuser/somefile.txt') | +----------------------------+ | NULL | +----------------------------+ 1 row in set (0.00 sec) So after getting this, I thought maybe the problem is that MySQL cannot

LOAD_FILE returns NULL

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问题 I am trying to insert an image into my MySQL server. I have done some research and it looks like the best way to do that is through LOAD_FILE() . However, LOAD_FILE() always returns null. I know there are 4 conditions for LOAD_FILE() : The file must be located on the server host You must specify the full path name to the file, and you must have the FILE privilege. The file must be readable by all and its size less than max_allowed_packet bytes. If the secure_file_priv system variable is set

How to insert image in mysql database(table)?

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问题 I want to insert image into a table like CREATE TABLE XX_SAMPLE(ID INT ,IMAGE BLOB); So can you help out form how to insert image into the above table. 回答1: Please try below code INSERT INTO xx_BLOB(ID,IMAGE) VALUES(1,LOAD_FILE('E:/Images/jack.jpg')); 回答2: You should use LOAD_FILE like so: LOAD_FILE('/some/path/image.png') 回答3: You can try something like this.. CREATE TABLE 'sample'.'picture' ( 'idpicture' INTEGER UNSIGNED NOT NULL AUTO_INCREMENT, 'caption' VARCHAR(45) NOT NULL, 'img'

How do I use LOAD_FILE to insert value from a file into a table?

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问题 I tried to insert a text file into my database, using this code: INSERT INTO test.table (url_address, html) VALUES ('abc', LOAD_FILE('C:\Documents and Settings\eran\Desktop\1.txt')); However, I get null in the html column. How can I get the data from the text file to my database? 回答1: MySQL LOAD_FILE() reads the file and returns the file contents as a string. To use this function, the file must be located on the host server, user must specify the full path name of the file, and user must have

How to insert images in blob in mysql table using only sql syntax (without PHP)?

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问题 Hi,I am new to SQL and I wanted to store images in the database.I already created a column with blob data type and tried to execute the following statement as given here INSERT INTO `abc` (`img`) SELECT BulkColumn FROM OPENROWSET( Bulk 'C:\Users\adity\Desktop\New folder\a.png', SINGLE_BLOB) AS BLOB which gives error You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near '( Bulk C:\Users\name\Desktop\New folder\a

How to insert images in blob in mysql table using only sql syntax (without PHP)?

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Hi,I am new to SQL and I wanted to store images in the database.I already created a column with blob data type and tried to execute the following statement as given here INSERT INTO `abc` (`img`) SELECT BulkColumn FROM OPENROWSET( Bulk 'C:\Users\adity\Desktop\New folder\a.png', SINGLE_BLOB) AS BLOB which gives error You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near '( Bulk C:\Users\name\Desktop\New folder\a.png , SINGLE_BLOB) AS BLOB' at line 4 I also tried following code as given here insert into table `abc`(

MySQL LOAD_FILE returns NULL

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I want to get SQL LOAD_FILE function to work and have read every single question/answer + documentation about this, but here is what's been happening. When I want to LOAD_FILE from my home directory: mysql> SELECT LOAD_FILE('/home/myuser/somefile.txt'); +----------------------------+ | LOAD_FILE('/home/myuser/somefile.txt') | +----------------------------+ | NULL | +----------------------------+ 1 row in set (0.00 sec) So after getting this, I thought maybe the problem is that MySQL cannot access my home directory. And I tried running this, which worked fine: SELECT LOAD_FILE('/etc/mysql/my

LOAD_FILE returns NULL

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I am trying to insert an image into my MySQL server. I have done some research and it looks like the best way to do that is through LOAD_FILE() . However, LOAD_FILE() always returns null. I know there are 4 conditions for LOAD_FILE() : The file must be located on the server host You must specify the full path name to the file, and you must have the FILE privilege. The file must be readable by all and its size less than max_allowed_packet bytes. If the secure_file_priv system variable is set to a nonempty directory name, the file to be loaded must be located in that directory. I am currently

Upload image directly through mySQL Command Line

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I have a certain table in mySQL which has a field called "image" with a datatype of "BLOB". I was wondering if it is possible to upload an image in that field directly from the Command Line Client rather than doing it through php...If it is possible, then where exactly should I place my image files? Try using the LOAD_FILE() function. UPDATE `certain_table` SET image = LOAD_FILE('/full/path/to/new/image.jpg') WHERE id = 1234; See the manual for requirements about the path to the filename, privileges, etc. LOAD_FILE works only with certain privileges and if the file is on the server. I've found