Пример #1
0
        public static CharacterSet GetChararcterSet(DBVersion version, string CharSetName)
        {
            CharacterSet set = mapping[CharSetName];

            if (set == null)
            {
                throw new MySqlException("Character set '" + CharSetName + "' is not supported");
            }
            return(set);
        }
Пример #2
0
        private MySqlField GetFieldMetaData41()
        {
            ColumnFlags flags;
            MySqlField  field = new MySqlField(base.connection);

            this.stream.OpenPacket();
            field.Encoding           = base.encoding;
            field.CatalogName        = this.stream.ReadLenString();
            field.DatabaseName       = this.stream.ReadLenString();
            field.TableName          = this.stream.ReadLenString();
            field.RealTableName      = this.stream.ReadLenString();
            field.ColumnName         = this.stream.ReadLenString();
            field.OriginalColumnName = this.stream.ReadLenString();
            this.stream.ReadByte();
            field.CharacterSetIndex = this.stream.ReadInteger(2);
            field.ColumnLength      = this.stream.ReadInteger(4);
            MySqlDbType type = (MySqlDbType)this.stream.ReadByte();

            if ((this.Flags & ClientFlags.LONG_FLAG) != 0)
            {
                flags = (ColumnFlags)this.stream.ReadInteger(2);
            }
            else
            {
                flags = (ColumnFlags)this.stream.ReadByte();
            }
            field.SetTypeAndFlags(type, flags);
            field.Scale = (byte)this.stream.ReadByte();
            if (this.stream.HasMoreData)
            {
                this.stream.ReadInteger(2);
            }
            if ((base.charSets != null) && (field.CharacterSetIndex != -1))
            {
                CharacterSet chararcterSet = CharSetMap.GetChararcterSet(base.Version, (string)base.charSets[field.CharacterSetIndex]);
                field.MaxLength = chararcterSet.byteCount;
                field.Encoding  = CharSetMap.GetEncoding(base.version, (string)base.charSets[field.CharacterSetIndex]);
            }
            return(field);
        }