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Code Issues Releases Wiki Activity

introduced sqlite_prefer_numeric_type handle attribute

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This commit is contained in:
Kenichi Ishigaki 2013-09-04 16:05:32 +09:00
parent 071abbab23
commit da7f64c53d
3 changed files with 24 additions and 4 deletions
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16
dbdimp.c
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@ -455,6 +455,7 @@ sqlite_db_login6(SV *dbh, imp_dbh_t *imp_dbh, char *dbname, char *user, char *pa
imp_dbh->extended_result_codes = extended;
imp_dbh->stmt_list = NULL;
imp_dbh->began_transaction = FALSE;
imp_dbh->prefer_numeric_type = FALSE;
sqlite3_busy_timeout(imp_dbh->db, SQL_TIMEOUT);
@ -737,6 +738,10 @@ sqlite_db_STORE_attrib(SV *dbh, imp_dbh_t *imp_dbh, SV *keysv, SV *valuesv)
sqlite3_extended_result_codes(imp_dbh->db, imp_dbh->extended_result_codes);
return TRUE;
}
if (strEQ(key, "sqlite_prefer_numeric_type")) {
imp_dbh->prefer_numeric_type = !(! SvTRUE(valuesv));
return TRUE;
}
if (strEQ(key, "sqlite_unicode")) {
#if PERL_UNICODE_DOES_NOT_WORK_WELL
sqlite_trace(dbh, imp_dbh, 3, form("Unicode support is disabled for this version of perl."));
@ -781,6 +786,9 @@ sqlite_db_FETCH_attrib(SV *dbh, imp_dbh_t *imp_dbh, SV *keysv)
if (strEQ(key, "sqlite_extended_result_codes")) {
return sv_2mortal(newSViv(imp_dbh->extended_result_codes ? 1 : 0));
}
if (strEQ(key, "sqlite_prefer_numeric_type")) {
return sv_2mortal(newSViv(imp_dbh->prefer_numeric_type ? 1 : 0));
}
if (strEQ(key, "sqlite_unicode")) {
#if PERL_UNICODE_DOES_NOT_WORK_WELL
sqlite_trace(dbh, imp_dbh, 3, "Unicode support is disabled for this version of perl.");
@ -1358,10 +1366,18 @@ sqlite_st_FETCH_attrib(SV *sth, imp_sth_t *imp_sth, SV *keysv)
av_extend(av, i);
retsv = sv_2mortal(newRV_noinc((SV*)av));
for (n = 0; n < i; n++) {
if (imp_dbh->prefer_numeric_type) {
int type = sqlite3_column_type(imp_sth->stmt, n);
/* warn("got type: %d = %s\n", type, fieldtype); */
type = sqlite_type_to_odbc_type(type);
av_store(av, n, newSViv(type));
} else {
const char *fieldtype = sqlite3_column_decltype(imp_sth->stmt, n);
if (fieldtype)
av_store(av, n, newSVpv(fieldtype, 0));
else
av_store(av, n, newSVpv("VARCHAR", 0));
}
}
}
else if (strEQ(key, "NULLABLE")) {

1
dbdimp.h
View file

@ -53,6 +53,7 @@ struct imp_dbh_st {
int extended_result_codes;
stmt_list_s * stmt_list;
bool began_transaction;
bool prefer_numeric_type;
};
/* Statement Handle */

3
t/27_metadata.t
View file

@ -45,6 +45,9 @@ $dbh->do("INSERT INTO meta4 VALUES ('xyz', 'b')");
$sth = $dbh->prepare('SELECT * FROM meta4');
$sth->execute;
$sth->fetch;
$dbh->{sqlite_prefer_numeric_type} = 1;
my $types = $sth->{TYPE};
my $names = $sth->{NAME};
# diag "Types: @$types\nNames: @$names";