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Issue #3846: Release GIL during calls to sqlite3_prepare. This improves concurrent access to the same database file from multiple threads/processes.

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Gerhard Häring 2008-09-12 22:33:22 +00:00
parent 6e1afcf988
commit e6872eb417
3 changed files with 10 additions and 0 deletions
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4
Modules/_sqlite/statement.c
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@ -79,11 +79,13 @@ int pysqlite_statement_create(pysqlite_Statement* self, pysqlite_Connection* con
sql_cstr = PyString_AsString(sql_str);
Py_BEGIN_ALLOW_THREADS
rc = sqlite3_prepare(connection->db,
sql_cstr,
-1,
&self->st,
&tail);
Py_END_ALLOW_THREADS
self->db = connection->db;
@ -328,11 +330,13 @@ int pysqlite_statement_recompile(pysqlite_Statement* self, PyObject* params)
sql_cstr = PyString_AsString(self->sql);
Py_BEGIN_ALLOW_THREADS
rc = sqlite3_prepare(self->db,
sql_cstr,
-1,
&new_st,
&tail);
Py_END_ALLOW_THREADS
if (rc == SQLITE_OK) {
/* The efficient sqlite3_transfer_bindings is only available in SQLite