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Why does Git treat this text file as a binary file?
...a correct information. I was trying to control diffs to an extremely large MySQL Dump (.sql file), but git treats it as a binary file, even if it has only ASCII/UTF8 data on it. The reason, is that lines are super-long (insert values (one),(two),(three),(...),(3 million...);. Strangely, for every co...
insert multiple rows via a php array into mysql
I'm passing a large dataset into a MySQL table via PHP using insert commands and I'm wondering if its possible to insert approximately 1000 rows at a time via a query other than appending each value on the end of a mile long string and then executing it. I am using the CodeIgniter framework so its f...
MySQL error: key specification without a key length
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The error happens because MySQL can index only the first N chars of a BLOB or TEXT column. So The error mainly happens when there is a field/column type of TEXT or BLOB or those belong to TEXT or BLOB types such as TINYBLOB, MEDIUMBLOB, LONGBLOB, TINY...
Create boolean column in MySQL with false as default value?
I want to create a table in MySQL with a boolean column whose default value is false . But it's accepting NULL as default...
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Why do you use typedef when declaring an enum in C++?
...amespaces but that is not technically correct. It has three:
Tags (enum, union, and struct)
Labels
(everything else)
typedef enum { } XYZ; declares an anonymous enumeration and imports it into the global namespace with the name XYZ.
typedef enum ABC { } XYZ; declares an enum named ABC in the ta...
How do I add indices to MySQL tables?
I've got a very large MySQL table with about 150,000 rows of data. Currently, when I try and run
7 Answers
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How to replace (or strip) an extension from a filename in Python?
...pping it all up in a function
from pathlib import Path
from typing import Union
PathLike = Union[str, Path]
def replace_ext(path: PathLike, new_ext: str = "") -> Path:
extensions = "".join(Path(path).suffixes)
return Path(str(p).replace(extensions, new_ext))
p = Path("/path/to/myfil...
What do column flags mean in MySQL Workbench?
In MySQL Workbench table editor there are 7 column flags available: PK, NN, UQ, BIN, UN, ZF, AI.
3 Answers
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“INSERT IGNORE” vs “INSERT … ON DUPLICATE KEY UPDATE”
... but the values you insert don't map to a partition.
If you use REPLACE, MySQL actually does a DELETE followed by an INSERT internally, which has some unexpected side effects:
A new auto-increment ID is allocated.
Dependent rows with foreign keys may be deleted (if you use cascading foreign ke...
How do you add an array to another array in Ruby and not end up with a multi-dimensional result?
...ow how to concat to an existing array, not create a new array that was the union of two arrays.
– phatmann
Jun 15 '12 at 13:55
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