Draft implementation for INSERT

4 files changed, 873 insertions, 0 deletions

diff --git a/bulk/mssql/auto/person-odb.cxx b/bulk/mssql/auto/person-odb.cxx
new file mode 100644
index 0000000..69010a3
--- /dev/null
+++ b/bulk/mssql/auto/person-odb.cxx
@@ -0,0 +1,578 @@
+// This file was generated by ODB, object-relational mapping (ORM)
+// compiler for C++.
+//
+
+#include <odb/pre.hxx>
+
+#include "person-odb.hxx"
+
+#include <cassert>
+#include <cstring>  // std::memcpy
+#include <iostream>
+
+#include <odb/mssql/traits.hxx>
+#include <odb/mssql/database.hxx>
+#include <odb/mssql/transaction.hxx>
+#include <odb/mssql/connection.hxx>
+#include <odb/mssql/statement.hxx>
+#include <odb/mssql/statement-cache.hxx>
+#include <odb/mssql/simple-object-statements.hxx>
+#include <odb/mssql/container-statements.hxx>
+#include <odb/mssql/exceptions.hxx>
+
+namespace odb
+{
+  // person
+  //
+
+  struct access::object_traits_impl< ::person, id_mssql >::extra_statement_cache_type
+  {
+    extra_statement_cache_type (
+      mssql::connection&,
+      image_type&,
+      mssql::binding&,
+      mssql::binding&)
+    {
+    }
+  };
+
+  access::object_traits_impl< ::person, id_mssql >::id_type
+  access::object_traits_impl< ::person, id_mssql >::
+  id (const id_image_type& i)
+  {
+    mssql::database* db (0);
+    ODB_POTENTIALLY_UNUSED (db);
+
+    id_type id;
+    {
+      mssql::value_traits<
+        long unsigned int,
+        mssql::id_bigint >::set_value (
+          id,
+          i.id_value,
+          i.id_size_ind == SQL_NULL_DATA);
+    }
+
+    return id;
+  }
+
+  void access::object_traits_impl< ::person, id_mssql >::
+  bind (mssql::bind* b,
+        image_type& i,
+        mssql::statement_kind sk)
+  {
+    ODB_POTENTIALLY_UNUSED (sk);
+
+    using namespace mssql;
+
+    std::size_t n (0);
+
+    // id
+    //
+    if (sk != statement_insert && sk != statement_update)
+    {
+      b[n].type = mssql::bind::bigint;
+      b[n].buffer = &i.id_value;
+      b[n].size_ind = &i.id_size_ind;
+      n++;
+    }
+
+    // num
+    //
+    b[n].type = mssql::bind::int_;
+    b[n].buffer = &i.num_value;
+    b[n].size_ind = &i.num_size_ind;
+    n++;
+
+    // str
+    //
+    b[n].type = mssql::bind::long_string;
+    b[n].buffer = &i.str_callback;
+    b[n].size_ind = &i.str_size_ind;
+    b[n].capacity = 0;
+    n++;
+  }
+
+  void access::object_traits_impl< ::person, id_mssql >::
+  bind (mssql::bind* b, id_image_type& i)
+  {
+    std::size_t n (0);
+    b[n].type = mssql::bind::bigint;
+    b[n].buffer = &i.id_value;
+    b[n].size_ind = &i.id_size_ind;
+  }
+
+  void access::object_traits_impl< ::person, id_mssql >::
+  init (image_type& i,
+        const object_type& o,
+        mssql::statement_kind sk)
+  {
+    ODB_POTENTIALLY_UNUSED (i);
+    ODB_POTENTIALLY_UNUSED (o);
+    ODB_POTENTIALLY_UNUSED (sk);
+
+    using namespace mssql;
+
+
+    // num
+    //
+    {
+      unsigned int const& v =
+        o.num;
+
+      bool is_null (false);
+      mssql::value_traits<
+          unsigned int,
+          mssql::id_int >::set_image (
+        i.num_value, is_null, v);
+      i.num_size_ind = is_null ? SQL_NULL_DATA : 0;
+    }
+
+    // str
+    //
+    {
+      ::std::string const& v =
+        o.str;
+
+      bool is_null (false);
+      mssql::value_traits<
+          ::std::string,
+          mssql::id_long_string >::set_image (
+        i.str_callback.callback.param,
+        i.str_callback.context.param,
+        is_null,
+        v);
+      i.str_size_ind = is_null ? SQL_NULL_DATA : SQL_DATA_AT_EXEC;
+    }
+  }
+
+  void access::object_traits_impl< ::person, id_mssql >::
+  init (object_type& o,
+        const image_type& i,
+        database* db)
+  {
+    ODB_POTENTIALLY_UNUSED (o);
+    ODB_POTENTIALLY_UNUSED (i);
+    ODB_POTENTIALLY_UNUSED (db);
+
+    // id
+    //
+    {
+      long unsigned int& v =
+        o.id;
+
+      mssql::value_traits<
+          long unsigned int,
+          mssql::id_bigint >::set_value (
+        v,
+        i.id_value,
+        i.id_size_ind == SQL_NULL_DATA);
+    }
+
+    // num
+    //
+    {
+      unsigned int& v =
+        o.num;
+
+      mssql::value_traits<
+          unsigned int,
+          mssql::id_int >::set_value (
+        v,
+        i.num_value,
+        i.num_size_ind == SQL_NULL_DATA);
+    }
+
+    // str
+    //
+    {
+      ::std::string& v =
+        o.str;
+
+      mssql::value_traits<
+          ::std::string,
+          mssql::id_long_string >::set_value (
+        v,
+        i.str_callback.callback.result,
+        i.str_callback.context.result);
+    }
+  }
+
+  void access::object_traits_impl< ::person, id_mssql >::
+  init (id_image_type& i, const id_type& id)
+  {
+    {
+      bool is_null (false);
+      mssql::value_traits<
+          long unsigned int,
+          mssql::id_bigint >::set_image (
+        i.id_value, is_null, id);
+      i.id_size_ind = is_null ? SQL_NULL_DATA : 0;
+    }
+  }
+
+  const char access::object_traits_impl< ::person, id_mssql >::persist_statement[] =
+  "INSERT INTO [person] "
+    "([num], "
+  "[str]) "
+    "OUTPUT INSERTED.[id] "
+  "VALUES "
+    "(?, ?)";
+
+  const char access::object_traits_impl< ::person, id_mssql >::find_statement[] =
+  "SELECT "
+  "[person].[id], "
+  "[person].[num], "
+  "[person].[str] "
+  "FROM [person] "
+  "WHERE [person].[id]=?";
+
+  const char access::object_traits_impl< ::person, id_mssql >::update_statement[] =
+  "UPDATE [person] "
+  "SET "
+  "[num]=?, "
+  "[str]=? "
+  "WHERE [id]=?";
+
+  const char access::object_traits_impl< ::person, id_mssql >::erase_statement[] =
+  "DELETE FROM [person] "
+  "WHERE [id]=?";
+
+  void access::object_traits_impl< ::person, id_mssql >::
+  persist (database& db, object_type** objs, std::size_t n,
+           multiple_exceptions* mex)
+  {
+    ODB_POTENTIALLY_UNUSED (db);
+    assert (n <= batch);
+
+    using namespace mssql;
+
+    mssql::connection& conn (
+      mssql::transaction::current ().connection ());
+    statements_type& sts (
+      conn.statement_cache ().find_object<object_type> ());
+
+    for (std::size_t i (0); i != n; ++i)
+    {
+      object_type& obj (*objs[i]);
+
+      callback (db,
+                static_cast<const object_type&> (obj),
+                callback_event::pre_persist);
+
+      init (sts.image (i), obj, statement_insert);
+    }
+
+    image_type& im (sts.image (0));
+    binding& imb (sts.insert_image_binding ());
+
+    if (im.version != sts.insert_image_version () ||
+        imb.version == 0)
+    {
+      bind (imb.bind, im, statement_insert);
+      sts.insert_image_version (im.version);
+      imb.version++;
+    }
+
+    // @@ TMP. Why tmp?
+    bind (sts.id_image_binding ().bind, sts.id_image ());
+
+    insert_statement& st (sts.persist_statement ());
+    n = st.execute (n, mex); // Set to actual number of rows attempted.
+
+    for (std::size_t i (0); i != n; ++i)
+    {
+      bool r (st.result (i)); // Sets current in mex.
+
+      if (mex != 0)
+      {
+        if ((*mex)[i] != 0) // Pending exception.
+          continue;
+
+        if (!r)
+        {
+          mex->insert (i, object_already_persistent ());
+          continue;
+        }
+
+        if (mex->fatal ()) // Don't do any extra work.
+          continue;
+      }
+      else if (!r)
+        throw object_already_persistent ();
+
+      object_type& obj (*objs[i]);
+
+      obj.id = id (sts.id_image (0)); //@@ It is always 0! Can probably live with it.
+
+      callback (db,
+                static_cast<const object_type&> (obj),
+                callback_event::post_persist);
+    }
+  }
+
+  void access::object_traits_impl< ::person, id_mssql >::
+  update (database& db, const object_type& obj)
+  {
+    ODB_POTENTIALLY_UNUSED (db);
+
+    using namespace mssql;
+    using mssql::update_statement;
+
+    callback (db, obj, callback_event::pre_update);
+
+    mssql::transaction& tr (mssql::transaction::current ());
+    mssql::connection& conn (tr.connection ());
+    statements_type& sts (
+      conn.statement_cache ().find_object<object_type> ());
+
+    const id_type& id (
+      obj.id);
+    id_image_type& idi (sts.id_image ());
+    init (idi, id);
+
+    image_type& im (sts.image ());
+    init (im, obj, statement_update);
+
+    bool u (false);
+    binding& imb (sts.update_image_binding ());
+    if (im.version != sts.update_image_version () ||
+        imb.version == 0)
+    {
+      bind (imb.bind, im, statement_update);
+      sts.update_image_version (im.version);
+      imb.version++;
+      u = true;
+    }
+
+    binding& idb (sts.id_image_binding ());
+    if (idi.version != sts.update_id_image_version () ||
+        idb.version == 0)
+    {
+      if (idi.version != sts.id_image_version () ||
+          idb.version == 0)
+      {
+        bind (idb.bind, idi);
+        sts.id_image_version (idi.version);
+        idb.version++;
+      }
+
+      sts.update_id_image_version (idi.version);
+
+      if (!u)
+        imb.version++;
+    }
+
+    update_statement& st (sts.update_statement ());
+    if (st.execute () == 0)
+      throw object_not_persistent ();
+
+    callback (db, obj, callback_event::post_update);
+    pointer_cache_traits::update (db, obj);
+  }
+
+  void access::object_traits_impl< ::person, id_mssql >::
+  erase (database& db, const id_type& id)
+  {
+    using namespace mssql;
+
+    ODB_POTENTIALLY_UNUSED (db);
+
+    mssql::connection& conn (
+      mssql::transaction::current ().connection ());
+    statements_type& sts (
+      conn.statement_cache ().find_object<object_type> ());
+
+    id_image_type& i (sts.id_image ());
+    init (i, id);
+
+    binding& idb (sts.id_image_binding ());
+    if (i.version != sts.id_image_version () || idb.version == 0)
+    {
+      bind (idb.bind, i);
+      sts.id_image_version (i.version);
+      idb.version++;
+    }
+
+    if (sts.erase_statement ().execute () != 1)
+      throw object_not_persistent ();
+
+    pointer_cache_traits::erase (db, id);
+  }
+
+  access::object_traits_impl< ::person, id_mssql >::pointer_type
+  access::object_traits_impl< ::person, id_mssql >::
+  find (database& db, const id_type& id)
+  {
+    using namespace mssql;
+
+    {
+      pointer_type p (pointer_cache_traits::find (db, id));
+
+      if (!pointer_traits::null_ptr (p))
+        return p;
+    }
+
+    mssql::connection& conn (
+      mssql::transaction::current ().connection ());
+    statements_type& sts (
+      conn.statement_cache ().find_object<object_type> ());
+
+    statements_type::auto_lock l (sts);
+    auto_result ar;
+
+    if (l.locked ())
+    {
+      if (!find_ (sts, &id))
+        return pointer_type ();
+
+      ar.set (sts.find_statement ());
+    }
+
+    pointer_type p (
+      access::object_factory<object_type, pointer_type>::create ());
+    pointer_traits::guard pg (p);
+
+    pointer_cache_traits::insert_guard ig (
+      pointer_cache_traits::insert (db, id, p));
+
+    object_type& obj (pointer_traits::get_ref (p));
+
+    if (l.locked ())
+    {
+      select_statement& st (sts.find_statement ());
+      ODB_POTENTIALLY_UNUSED (st);
+
+      callback (db, obj, callback_event::pre_load);
+      init (obj, sts.image (), &db);
+      st.stream_result ();
+      ar.free ();
+      load_ (sts, obj, false);
+      sts.load_delayed (0);
+      l.unlock ();
+      callback (db, obj, callback_event::post_load);
+      pointer_cache_traits::load (ig.position ());
+    }
+    else
+      sts.delay_load (id, obj, ig.position ());
+
+    ig.release ();
+    pg.release ();
+    return p;
+  }
+
+  bool access::object_traits_impl< ::person, id_mssql >::
+  find (database& db, const id_type& id, object_type& obj)
+  {
+    using namespace mssql;
+
+    mssql::connection& conn (
+      mssql::transaction::current ().connection ());
+    statements_type& sts (
+      conn.statement_cache ().find_object<object_type> ());
+
+    statements_type::auto_lock l (sts);
+
+    if (!find_ (sts, &id))
+      return false;
+
+    select_statement& st (sts.find_statement ());
+    ODB_POTENTIALLY_UNUSED (st);
+
+    auto_result ar (st);
+    reference_cache_traits::position_type pos (
+      reference_cache_traits::insert (db, id, obj));
+    reference_cache_traits::insert_guard ig (pos);
+
+    callback (db, obj, callback_event::pre_load);
+    init (obj, sts.image (), &db);
+    st.stream_result ();
+    ar.free ();
+    load_ (sts, obj, false);
+    sts.load_delayed (0);
+    l.unlock ();
+    callback (db, obj, callback_event::post_load);
+    reference_cache_traits::load (pos);
+    ig.release ();
+    return true;
+  }
+
+  bool access::object_traits_impl< ::person, id_mssql >::
+  reload (database& db, object_type& obj)
+  {
+    using namespace mssql;
+
+    mssql::connection& conn (
+      mssql::transaction::current ().connection ());
+    statements_type& sts (
+      conn.statement_cache ().find_object<object_type> ());
+
+    statements_type::auto_lock l (sts);
+
+    const id_type& id  (
+      obj.id);
+
+    if (!find_ (sts, &id))
+      return false;
+
+    select_statement& st (sts.find_statement ());
+    ODB_POTENTIALLY_UNUSED (st);
+
+    auto_result ar (st);
+
+    callback (db, obj, callback_event::pre_load);
+    init (obj, sts.image (), &db);
+    st.stream_result ();
+    ar.free ();
+    load_ (sts, obj, true);
+    sts.load_delayed (0);
+    l.unlock ();
+    callback (db, obj, callback_event::post_load);
+    return true;
+  }
+
+  bool access::object_traits_impl< ::person, id_mssql >::
+  find_ (statements_type& sts,
+         const id_type* id)
+  {
+    using namespace mssql;
+
+    id_image_type& i (sts.id_image ());
+    init (i, *id);
+
+    binding& idb (sts.id_image_binding ());
+    if (i.version != sts.id_image_version () || idb.version == 0)
+    {
+      bind (idb.bind, i);
+      sts.id_image_version (i.version);
+      idb.version++;
+    }
+
+    image_type& im (sts.image ());
+    binding& imb (sts.select_image_binding ());
+
+    if (im.version != sts.select_image_version () ||
+        imb.version == 0)
+    {
+      bind (imb.bind, im, statement_select);
+      sts.select_image_version (im.version);
+      imb.version++;
+    }
+
+    select_statement& st (sts.find_statement ());
+
+    st.execute ();
+    auto_result ar (st);
+    select_statement::result r (st.fetch ());
+
+    if (r != select_statement::no_data)
+    {
+      ar.release ();
+      return true;
+    }
+    else
+      return false;
+  }
+}
+
+#include <odb/post.hxx>
diff --git a/bulk/mssql/auto/person-odb.hxx b/bulk/mssql/auto/person-odb.hxx
new file mode 100644
index 0000000..f73d829
--- /dev/null
+++ b/bulk/mssql/auto/person-odb.hxx
@@ -0,0 +1,219 @@
+// This file was generated by ODB, object-relational mapping (ORM)
+// compiler for C++.
+//
+
+#ifndef PERSON_ODB_HXX
+#define PERSON_ODB_HXX
+
+#include <odb/version.hxx>
+
+#if (ODB_VERSION != 20302UL)
+#error ODB runtime version mismatch
+#endif
+
+#include <odb/pre.hxx>
+
+#include "person.hxx"
+
+#include <memory>
+#include <cstddef>
+
+#include <odb/core.hxx>
+#include <odb/traits.hxx>
+#include <odb/callback.hxx>
+#include <odb/wrapper-traits.hxx>
+#include <odb/pointer-traits.hxx>
+#include <odb/container-traits.hxx>
+#include <odb/no-op-cache-traits.hxx>
+
+#include <odb/details/unused.hxx>
+
+namespace odb
+{
+  // person
+  //
+  template <>
+  struct class_traits< ::person >
+  {
+    static const class_kind kind = class_object;
+  };
+
+  template <>
+  class access::object_traits< ::person >
+  {
+    public:
+    typedef ::person object_type;
+    typedef ::person* pointer_type;
+    typedef odb::pointer_traits<pointer_type> pointer_traits;
+
+    static const bool polymorphic = false;
+
+    typedef long unsigned int id_type;
+
+    static const bool auto_id = true;
+
+    static const bool abstract = false;
+
+    static id_type
+    id (const object_type&);
+
+    typedef
+    no_op_pointer_cache_traits<pointer_type>
+    pointer_cache_traits;
+
+    typedef
+    no_op_reference_cache_traits<object_type>
+    reference_cache_traits;
+
+    static void
+    callback (database&, object_type&, callback_event);
+
+    static void
+    callback (database&, const object_type&, callback_event);
+  };
+}
+
+#include <odb/details/buffer.hxx>
+
+#include <odb/mssql/version.hxx>
+#include <odb/mssql/forward.hxx>
+#include <odb/mssql/binding.hxx>
+#include <odb/mssql/mssql-types.hxx>
+
+namespace odb
+{
+  // person
+  //
+  template <>
+  class access::object_traits_impl< ::person, id_mssql >:
+    public access::object_traits< ::person >
+  {
+    public:
+    static const bool rowversion = false;
+
+    static const std::size_t batch = 3UL;
+
+    struct id_image_type
+    {
+      long long id_value;
+      SQLLEN id_size_ind;
+
+      std::size_t version;
+    };
+
+    struct image_type
+    {
+      // id
+      //
+      long long id_value;
+      SQLLEN id_size_ind;
+
+      // num
+      //
+      int num_value;
+      SQLLEN num_size_ind;
+
+      // str
+      //
+      mutable mssql::long_callback str_callback;
+      SQLLEN str_size_ind;
+
+      std::size_t version;
+
+      mssql::change_callback*
+      change_callback ()
+      {
+        return 0;
+      }
+    };
+
+    struct extra_statement_cache_type;
+
+    using object_traits<object_type>::id;
+
+    static id_type
+    id (const id_image_type&);
+
+    static void
+    bind (mssql::bind*,
+          image_type&,
+          mssql::statement_kind);
+
+    static void
+    bind (mssql::bind*, id_image_type&);
+
+    static void
+    init (image_type&,
+          const object_type&,
+          mssql::statement_kind);
+
+    static void
+    init (object_type&,
+          const image_type&,
+          database*);
+
+    static void
+    init (id_image_type&, const id_type&);
+
+    typedef mssql::object_statements<object_type> statements_type;
+
+    static const std::size_t column_count = 3UL;
+    static const std::size_t id_column_count = 1UL;
+    static const std::size_t inverse_column_count = 0UL;
+    static const std::size_t readonly_column_count = 0UL;
+    static const std::size_t managed_optimistic_column_count = 0UL;
+
+    static const std::size_t separate_load_column_count = 0UL;
+    static const std::size_t separate_update_column_count = 0UL;
+
+    static const bool versioned = false;
+
+    static const char persist_statement[];
+    static const char find_statement[];
+    static const char update_statement[];
+    static const char erase_statement[];
+
+    static void
+    persist (database&, object_type**, std::size_t, multiple_exceptions*);
+
+    static pointer_type
+    find (database&, const id_type&);
+
+    static bool
+    find (database&, const id_type&, object_type&);
+
+    static bool
+    reload (database&, object_type&);
+
+    static void
+    update (database&, const object_type&);
+
+    static void
+    erase (database&, const id_type&);
+
+    static void
+    erase (database&, const object_type&);
+
+    public:
+    static bool
+    find_ (statements_type&,
+           const id_type*);
+
+    static void
+    load_ (statements_type&,
+           object_type&,
+           bool reload);
+  };
+
+  template <>
+  class access::object_traits_impl< ::person, id_common >:
+    public access::object_traits_impl< ::person, id_mssql >
+  {
+  };
+}
+
+#include "person-odb.ixx"
+
+#include <odb/post.hxx>
+
+#endif // PERSON_ODB_HXX
diff --git a/bulk/mssql/auto/person-odb.ixx b/bulk/mssql/auto/person-odb.ixx
new file mode 100644
index 0000000..73f62a7
--- /dev/null
+++ b/bulk/mssql/auto/person-odb.ixx
@@ -0,0 +1,61 @@
+// This file was generated by ODB, object-relational mapping (ORM)
+// compiler for C++.
+//
+
+namespace odb
+{
+  // person
+  //
+
+  inline
+  access::object_traits< ::person >::id_type
+  access::object_traits< ::person >::
+  id (const object_type& o)
+  {
+    return o.id;
+  }
+
+  inline
+  void access::object_traits< ::person >::
+  callback (database& db, object_type& x, callback_event e)
+  {
+    ODB_POTENTIALLY_UNUSED (db);
+    ODB_POTENTIALLY_UNUSED (x);
+    ODB_POTENTIALLY_UNUSED (e);
+  }
+
+  inline
+  void access::object_traits< ::person >::
+  callback (database& db, const object_type& x, callback_event e)
+  {
+    ODB_POTENTIALLY_UNUSED (db);
+    ODB_POTENTIALLY_UNUSED (x);
+    ODB_POTENTIALLY_UNUSED (e);
+  }
+}
+
+namespace odb
+{
+  // person
+  //
+
+  inline
+  void access::object_traits_impl< ::person, id_mssql >::
+  erase (database& db, const object_type& obj)
+  {
+    callback (db, obj, callback_event::pre_erase);
+    erase (db, id (obj));
+    callback (db, obj, callback_event::post_erase);
+  }
+
+  inline
+  void access::object_traits_impl< ::person, id_mssql >::
+  load_ (statements_type& sts,
+         object_type& obj,
+         bool)
+  {
+    ODB_POTENTIALLY_UNUSED (sts);
+    ODB_POTENTIALLY_UNUSED (obj);
+  }
+}
+
diff --git a/bulk/mssql/auto/person.sql b/bulk/mssql/auto/person.sql
new file mode 100644
index 0000000..784d449
--- /dev/null
+++ b/bulk/mssql/auto/person.sql
@@ -0,0 +1,15 @@
+/* This file was generated by ODB, object-relational mapping (ORM)
+ * compiler for C++.
+ */
+
+
+IF OBJECT_ID('person', 'U') IS NOT NULL
+  DROP TABLE [person];
+GO
+
+
+CREATE TABLE [person] (
+  [id] BIGINT NOT NULL PRIMARY KEY IDENTITY,
+  [num] INT NOT NULL UNIQUE,
+  [str] VARCHAR(max) NOT NULL);
+GO