aboutsummaryrefslogtreecommitdiff
path: root/example
diff options
context:
space:
mode:
authormattn <mattn.jp@gmail.com>2013-08-28 14:50:02 +0900
committermattn <mattn.jp@gmail.com>2013-08-28 14:50:02 +0900
commit501b1ea772a8ad6a5126ab5a1307da4b3e613ade (patch)
tree98605d164a415dd14ef632cae1c112c59d71a893 /example
parentUse sqlite3.c in all platforms (diff)
downloadgolite-501b1ea772a8ad6a5126ab5a1307da4b3e613ade.tar.gz
golite-501b1ea772a8ad6a5126ab5a1307da4b3e613ade.tar.xz
mv
Diffstat (limited to 'example')
-rw-r--r--example/extension/extension.go43
-rw-r--r--example/extension/sqlite3_mod_regexp.c31
-rw-r--r--example/simple/simple.go95
3 files changed, 0 insertions, 169 deletions
diff --git a/example/extension/extension.go b/example/extension/extension.go
deleted file mode 100644
index 61ceb55..0000000
--- a/example/extension/extension.go
+++ /dev/null
@@ -1,43 +0,0 @@
-package main
-
-import (
- "database/sql"
- "fmt"
- "github.com/mattn/go-sqlite3"
- "log"
-)
-
-func main() {
- sql.Register("sqlite3_with_extensions",
- &sqlite3.SQLiteDriver{
- Extensions: []string{
- "sqlite3_mod_regexp",
- },
- })
-
- db, err := sql.Open("sqlite3_with_extensions", ":memory:")
- if err != nil {
- log.Fatal(err)
- }
- defer db.Close()
-
- // Force db to make a new connection in pool
- // by putting the original in a transaction
- tx, err := db.Begin()
- if err != nil {
- log.Fatal(err)
- }
- defer tx.Commit()
-
- // New connection works (hopefully!)
- rows, err := db.Query("select 'hello world' where 'hello world' regexp '^hello.*d$'")
- if err != nil {
- log.Fatal(err)
- }
- defer rows.Close()
- for rows.Next() {
- var helloworld string
- rows.Scan(&helloworld)
- fmt.Println(helloworld)
- }
-}
diff --git a/example/extension/sqlite3_mod_regexp.c b/example/extension/sqlite3_mod_regexp.c
deleted file mode 100644
index 277764d..0000000
--- a/example/extension/sqlite3_mod_regexp.c
+++ /dev/null
@@ -1,31 +0,0 @@
-#include <pcre.h>
-#include <string.h>
-#include <stdio.h>
-#include <sqlite3ext.h>
-
-SQLITE_EXTENSION_INIT1
-static void regexp_func(sqlite3_context *context, int argc, sqlite3_value **argv) {
- if (argc >= 2) {
- const char *target = (const char *)sqlite3_value_text(argv[1]);
- const char *pattern = (const char *)sqlite3_value_text(argv[0]);
- const char* errstr = NULL;
- int erroff = 0;
- int vec[500];
- int n, rc;
- pcre* re = pcre_compile(pattern, 0, &errstr, &erroff, NULL);
- rc = pcre_exec(re, NULL, target, strlen(target), 0, 0, vec, 500);
- if (rc <= 0) {
- sqlite3_result_error(context, errstr, 0);
- return;
- }
- sqlite3_result_int(context, 1);
- }
-}
-
-#ifdef _WIN32
-__declspec(dllexport)
-#endif
-int sqlite3_extension_init(sqlite3 *db, char **errmsg, const sqlite3_api_routines *api) {
- SQLITE_EXTENSION_INIT2(api);
- return sqlite3_create_function(db, "regexp", 2, SQLITE_UTF8, (void*)db, regexp_func, NULL, NULL);
-}
diff --git a/example/simple/simple.go b/example/simple/simple.go
deleted file mode 100644
index 5e9c902..0000000
--- a/example/simple/simple.go
+++ /dev/null
@@ -1,95 +0,0 @@
-package main
-
-import (
- "database/sql"
- "fmt"
- _ "github.com/mattn/go-sqlite3"
- "log"
- "os"
-)
-
-func main() {
- os.Remove("./foo.db")
-
- db, err := sql.Open("sqlite3", "./foo.db")
- if err != nil {
- log.Fatal(err)
- }
- defer db.Close()
-
- sqls := []string{
- "create table foo (id integer not null primary key, name text)",
- "delete from foo",
- }
- for _, sql := range sqls {
- _, err = db.Exec(sql)
- if err != nil {
- log.Printf("%q: %s\n", err, sql)
- return
- }
- }
-
- tx, err := db.Begin()
- if err != nil {
- log.Fatal(err)
- }
- stmt, err := tx.Prepare("insert into foo(id, name) values(?, ?)")
- if err != nil {
- log.Fatal(err)
- }
- defer stmt.Close()
- for i := 0; i < 100; i++ {
- _, err = stmt.Exec(i, fmt.Sprintf("こんにちわ世界%03d", i))
- if err != nil {
- log.Fatal(err)
- }
- }
- tx.Commit()
-
- rows, err := db.Query("select id, name from foo")
- if err != nil {
- log.Fatal(err)
- }
- defer rows.Close()
- for rows.Next() {
- var id int
- var name string
- rows.Scan(&id, &name)
- fmt.Println(id, name)
- }
- rows.Close()
-
- stmt, err = db.Prepare("select name from foo where id = ?")
- if err != nil {
- log.Fatal(err)
- }
- defer stmt.Close()
- var name string
- err = stmt.QueryRow("3").Scan(&name)
- if err != nil {
- log.Fatal(err)
- }
- fmt.Println(name)
-
- _, err = db.Exec("delete from foo")
- if err != nil {
- log.Fatal(err)
- }
-
- _, err = db.Exec("insert into foo(id, name) values(1, 'foo'), (2, 'bar'), (3, 'baz')")
- if err != nil {
- log.Fatal(err)
- }
-
- rows, err = db.Query("select id, name from foo")
- if err != nil {
- log.Fatal(err)
- }
- defer rows.Close()
- for rows.Next() {
- var id int
- var name string
- rows.Scan(&id, &name)
- fmt.Println(id, name)
- }
-}