8000 bpo-44165: optimise sqlite3 statement preparation by passing string size by erlend-aasland · Pull Request #26206 · python/cpython · GitHub
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bpo-44165: optimise sqlite3 statement preparation by passing string size #26206

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Merged
merged 5 commits into from
Jun 2, 2021
Merged

bpo-44165: optimise sqlite3 statement preparation by passing string size #26206

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f901fd5
bpo-44165: optimise sqlite3 statement preparation by passing string size
May 18, 2021
9febd15
Pass -1 if size >= INT_MAX
May 19, 2021
081de33
Raise OverflowError if SQL string is too long
May 19, 2021
d981be6
Raise DataError iso. OverflowError to keep current behaviour
May 19, 2021
d0d0618
sqlite3_limit is cheap; use it directly iso. caching it in the connec…
May 19, 2021
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Raise DataError iso. OverflowError to keep current behaviour
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Erlend E. Aasland committed May 19, 2021
commit d981be607da735a80ab5b467dfb8e1efb82dbb5f
2 changes: 1 addition & 1 deletion Modules/_sqlite/cursor.c
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Original file line number Diff line number Diff line change
Expand Up @@ -696,7 +696,7 @@ pysqlite_cursor_executescript(pysqlite_Cursor *self, PyObject *script_obj)
return NULL;
}
if (sql_len >= self->connection->max_length) {
PyErr_SetString(PyExc_OverflowError, "query string is too large");
PyErr_SetString(pysqlite_DataError, "query string is too large");
return NULL;
}
} else {
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2 changes: 1 addition & 1 deletion Modules/_sqlite/statement.c
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Expand Up @@ -67,7 +67,7 @@ int pysqlite_statement_create(pysqlite_Statement* self, pysqlite_Connection* con
return rc;
}
if (sql_cstr_len >= connection->max_length) {
PyErr_SetString(PyExc_OverflowError, "query string is too large");
PyErr_SetString(pysqlite_DataError, "query string is too large");
return PYSQLITE_TOO_MUCH_SQL;
}
if (strlen(sql_cstr) != (size_t)sql_cstr_len) {
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