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2 votes
1 answer
540 views

pdo_module.obj : error LNK2019: unresolved external symbol "int __cdecl php_pdo_register_driver(struct pdo_driver_t *)"

LINK: unresolved external symbol :php_pdo_register_driver I'm writing a PHP PDO ext demo with PHP7.2.21, when I tried to register my ext on PDO, I got an error. PHP_MINIT_FUNCTION(pdo_my_mysql) { #...
Deric Lee's user avatar
10 votes
2 answers
15k views

What is the difference between Mysqlnd, PDO and PDO_Mysql extensions in php?

They seem to be the same thing, and yet different. I don't know which one is which: I know we can use PDO as new PDO() and use prepare() and query() methods, to fetch data from database. So, if this ...
ʎɹnɔɹǝW's user avatar
0 votes
1 answer
220 views

PDO::sqliteCreateCollation() API Definition

The PDO SQLite extension has a sqliteCreateCollation() method that isn't documented. Seems like it's usage involves 3 arguments: &collation_name &collation_name_len &callback I assume &...
Alix Axel's user avatar
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