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Only 4.1 and later supports setting sql_mode on a per session basis #49

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Jan 21, 2013
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Only 4.1 and later supports setting sql_mode on a per session basis #49

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10 changes: 5 additions & 5 deletions do_mysql/ext/do_mysql/do_mysql.c
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Original file line number Diff line number Diff line change
Expand Up @@ -341,13 +341,13 @@ void do_mysql_full_connect(VALUE self, MYSQL *db) {

// For really anscient MySQL versions we don't attempt any strictness
#ifdef HAVE_MYSQL_GET_SERVER_VERSION
//4.x versions do not support certain session parameters
if (mysql_get_server_version(db) < 50000) {
do_mysql_cCommand_execute(Qnil, self, db, rb_str_new2("SET SESSION sql_mode = 'ANSI,NO_DIR_IN_CREATE,NO_UNSIGNED_SUBTRACTION'"));
}
else {
//4.0 does not support sql_mode at all, while later 4.x versions do not support certain session parameters
if (mysql_get_server_version(db) >= 50000) {
do_mysql_cCommand_execute(Qnil, self, db, rb_str_new2("SET SESSION sql_mode = 'ANSI,NO_BACKSLASH_ESCAPES,NO_DIR_IN_CREATE,NO_ENGINE_SUBSTITUTION,NO_UNSIGNED_SUBTRACTION,TRADITIONAL'"));
}
else if (mysql_get_server_version(db) >= 40100) {
do_mysql_cCommand_execute(Qnil, self, db, rb_str_new2("SET SESSION sql_mode = 'ANSI,NO_DIR_IN_CREATE,NO_UNSIGNED_SUBTRACTION'"));
}
#endif

rb_iv_set(self, "@connection", Data_Wrap_Struct(rb_cObject, 0, 0, db));
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