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Редакция | Автор | № строки | Строка |
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28 | pingvin | 1 | #include "mysql.h" |
2 | |||
3 | MySql::MySql(QObject *parent) : |
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4 | QObject(parent) |
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5 | { |
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6 | } |
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7 | |||
8 | |||
9 | |||
10 | /************************************************ |
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11 | ** |
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12 | ** |
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13 | ************************************************/ |
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14 | |||
15 | |||
16 | |||
17 | void MySql::setDatabaseName(QString name){ |
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41 | pingvin | 18 | MySql::sqlDatabaseName = name; |
28 | pingvin | 19 | } |
41 | pingvin | 20 | |
21 | |||
44 | pingvin | 22 | bool MySql::connect(){ |
41 | pingvin | 23 | db = QSqlDatabase::addDatabase("QMYSQL"); |
24 | |||
25 | db.setHostName(MySql::sqlHostName); |
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26 | db.setDatabaseName(MySql::sqlDatabaseName); |
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27 | db.setUserName(MySql::sqlUserName); |
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28 | db.setPassword(MySql::sqlPassword); |
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29 | bool ok = db.open(); |
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30 | if (ok) return true; |
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44 | pingvin | 31 | else { |
32 | MySql::mysqlLastError = db.lastError().text(); |
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41 | pingvin | 33 | return false; } |
34 | |||
35 | /* |
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36 | pdb->setHostName(hostName); |
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37 | pdb->setDatabaseName(baseName); |
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38 | pdb->setUserName(userName); |
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39 | pdb->setPassword(password); |
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40 | bool ok = pdb->open(); |
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41 | |||
42 | if (!ok) { |
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43 | QMessageBox::critical( // . |
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44 | QWidget(this->parent()), // . |
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45 | QObject::tr("Database Error"), // . |
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46 | db.lastError().text()); // . |
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47 | } |
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48 | */ |
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49 | |||
50 | return true; |
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51 | } |
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52 | |||
53 | |||
54 | void MySql::setUserName(QString uname){ |
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55 | MySql::sqlUserName = uname; |
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56 | } |
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57 | |||
58 | void MySql::setPassword(QString passwrd){ |
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59 | MySql::sqlPassword = passwrd; |
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60 | } |
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61 | |||
62 | |||
63 | void MySql::setHostName(QString hname){ |
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64 | MySql::sqlHostName = hname; |
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65 | } |
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42 | pingvin | 66 | |
44 | pingvin | 67 | bool MySql::createTable(SqlTable* table){ // |
42 | pingvin | 68 | QSqlQuery q; |
69 | bool ok; |
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70 | ok = q.prepare(table->sqlString()); |
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71 | if(!ok) { |
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44 | pingvin | 72 | MySql::mysqlLastError = q.lastError().text(); |
42 | pingvin | 73 | return false;} |
74 | ok = q.exec(); |
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75 | if(!ok) { |
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44 | pingvin | 76 | MySql::mysqlLastError = q.lastError().text(); |
42 | pingvin | 77 | return false;} |
78 | else return true; |
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79 | } |
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44 | pingvin | 80 | |
81 | |||
82 | |||
83 | QString MySql::lasError(){ |
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84 | |||
85 | return MySql::mysqlLastError; |
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86 | } |
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87 | |||
88 | |||
45 | pingvin | 89 | |
90 | /************************************************ |
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91 | ** |
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92 | ** |
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93 | ** ( ListOfClasses DescriptionOfClasses) |
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94 | ************************************************/ |
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95 | |||
96 | |||
97 | bool MySql::createDataBase(){ |
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98 | SqlTable* tbl; |
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99 | TableField* fld; |
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100 | if (!db.isOpen()){ |
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101 | MySql::mysqlLastError = tr("Database is not open!"); |
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102 | return false; |
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103 | } |
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104 | tbl = new SqlTable(tr("ListOfClasses")); // ListOfClasses |
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105 | fld = new TableField(tr("ClassName"), tbl); // , ID ( ) |
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106 | fld->setNotNull(true); // |
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107 | fld->setType(tr("CHAR(30)")); // - 30 |
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108 | fld->setDefaultValue(tr("New class")); // |
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109 | tbl->append(fld); // |
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110 | |||
111 | fld = new TableField(tr("ClassAlias"), tbl); // |
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112 | fld->setNotNull(true); // |
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113 | fld->setType(tr("CHAR(30)")); // - 30 |
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114 | fld->setDefaultValue(tr("New class alias")); // |
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115 | tbl->append(fld); // |
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116 | |||
117 | fld = new TableField(tr("TableWhithInstance"), tbl); // |
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118 | fld->setNotNull(true); // |
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119 | fld->setType(tr("CHAR(30)")); // - 30 |
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120 | fld->setDefaultValue(tr("New class instance")); // |
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121 | tbl->append(fld); // |
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122 | |||
123 | fld = new TableField(tr("Comment"), tbl); // |
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124 | fld->setNotNull(true); // |
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125 | fld->setType(tr("CHAR(30)")); // - 30 |
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126 | fld->setDefaultValue(tr("without comments")); // |
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127 | tbl->append(fld); // |
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128 | |||
129 | |||
130 | if(!MySql::createTable(tbl)){ // |
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131 | |||
132 | // delete fld; |
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133 | delete tbl; // |
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134 | return false; // |
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135 | } |
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136 | |||
137 | |||
138 | else { // |
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139 | // delete fld; |
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140 | delete tbl; // |
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141 | return true; // |
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142 | |||
143 | } |
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144 | |||
56 | pingvin | 145 | tbl = new SqlTable(tr("DescriptionOfClasses")); // DescriptionOfClassess |
146 | fld = new TableField(tr("FieldName"), tbl); // , ID ( ) |
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147 | fld->setNotNull(true); // |
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148 | fld->setType(tr("CHAR(30)")); // - 30 |
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149 | fld->setDefaultValue(tr("New field")); // |
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150 | tbl->append(fld); // |
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45 | pingvin | 151 | |
56 | pingvin | 152 | fld = new TableField(tr("FieldAlias"), tbl); // |
153 | fld->setNotNull(true); // |
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154 | fld->setType(tr("CHAR(30)")); // - 30 |
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155 | fld->setDefaultValue(tr("New class alias")); // |
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156 | tbl->append(fld); // |
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157 | |||
158 | fld = new TableField(tr("FieldType"), tbl); // |
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159 | fld->setNotNull(true); // |
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160 | fld->setType(tr("CHAR(30)")); // - 30 |
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161 | fld->setDefaultValue(tr("CHAR(30)")); // |
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162 | tbl->append(fld); // |
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163 | |||
164 | fld = new TableField(tr("ClassIdentifer"), tbl); // |
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165 | fld->setNotNull(false); // |
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166 | fld->setType(tr("INT(10)")); // - |
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167 | fld->setDefaultValue(tr("NULL")); // |
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168 | tbl->append(fld); // |
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169 | |||
170 | |||
171 | |||
172 | fld = new TableField(tr("Comment"), tbl); // |
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173 | fld->setNotNull(true); // |
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174 | fld->setType(tr("CHAR(30)")); // - 30 |
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175 | fld->setDefaultValue(tr("without comments")); // |
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176 | tbl->append(fld); // |
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177 | |||
178 | |||
179 | if(!MySql::createTable(tbl)){ // |
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180 | |||
181 | // delete fld; |
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182 | delete tbl; // |
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183 | return false; // |
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184 | } |
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185 | |||
186 | |||
187 | else { // |
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188 | // delete fld; |
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189 | delete tbl; // |
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190 | return true; // |
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191 | |||
192 | } |
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193 | |||
194 | |||
195 | |||
196 | |||
197 | |||
45 | pingvin | 198 | } |
56 | pingvin | 199 | |
200 | |||
201 | |||
202 | |||
203 | bool MySql::createListOfClassesTable(){ |
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204 | |||
205 | SqlTable* tbl; |
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206 | TableField* fld; |
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207 | if (!db.isOpen()){ |
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208 | MySql::mysqlLastError = tr("Database is not open!"); |
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209 | return false; |
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210 | } |
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211 | tbl = new SqlTable(tr("ListOfClasses")); // ListOfClasses |
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212 | fld = new TableField(tr("ClassName"), tbl); // , ID ( ) |
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213 | fld->setNotNull(true); // |
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214 | fld->setType(tr("CHAR(30)")); // - 30 |
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215 | fld->setDefaultValue(tr("New class")); // |
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216 | tbl->append(fld); // |
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217 | |||
218 | fld = new TableField(tr("ClassAlias"), tbl); // |
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219 | fld->setNotNull(true); // |
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220 | fld->setType(tr("CHAR(30)")); // - 30 |
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221 | fld->setDefaultValue(tr("New class alias")); // |
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222 | tbl->append(fld); // |
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223 | |||
224 | fld = new TableField(tr("TableWhithInstance"), tbl); // |
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225 | fld->setNotNull(true); // |
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226 | fld->setType(tr("CHAR(30)")); // - 30 |
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227 | fld->setDefaultValue(tr("New class instance")); // |
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228 | tbl->append(fld); // |
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229 | |||
230 | fld = new TableField(tr("Comment"), tbl); // |
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231 | fld->setNotNull(true); // |
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232 | fld->setType(tr("CHAR(30)")); // - 30 |
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233 | fld->setDefaultValue(tr("without comments")); // |
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234 | tbl->append(fld); // |
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235 | |||
236 | |||
237 | if(!MySql::createTable(tbl)){ // |
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238 | |||
239 | // delete fld; |
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240 | delete tbl; // |
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241 | return false; // |
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242 | } |
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243 | |||
244 | |||
245 | else { // |
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246 | // delete fld; |
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247 | delete tbl; // |
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248 | return true; // |
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249 | |||
250 | } |
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251 | |||
252 | |||
253 | |||
254 | } |
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255 | |||
256 | |||
257 | |||
258 | |||
259 | bool MySql::createDescriptionOfClassesTable(){ // ( DescriptionOfClasses) |
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260 | SqlTable* tbl; |
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261 | TableField* fld; |
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262 | if (!db.isOpen()){ |
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263 | MySql::mysqlLastError = tr("Database is not open!"); |
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264 | return false; |
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265 | } |
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266 | tbl = new SqlTable(tr("DescriptionOfClasses")); // DescriptionOfClassess |
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267 | fld = new TableField(tr("FieldName"), tbl); // , ID ( ) |
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268 | fld->setNotNull(true); // |
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269 | fld->setType(tr("CHAR(30)")); // - 30 |
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270 | fld->setDefaultValue(tr("New field")); // |
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271 | tbl->append(fld); // |
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272 | |||
273 | fld = new TableField(tr("FieldAlias"), tbl); // |
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274 | fld->setNotNull(true); // |
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275 | fld->setType(tr("CHAR(30)")); // - 30 |
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62 | pingvin | 276 | fld->setDefaultValue(tr("New field alias")); // |
56 | pingvin | 277 | tbl->append(fld); // |
278 | |||
279 | fld = new TableField(tr("FieldType"), tbl); // |
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280 | fld->setNotNull(true); // |
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281 | fld->setType(tr("CHAR(30)")); // - 30 |
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282 | fld->setDefaultValue(tr("CHAR(30)")); // |
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283 | tbl->append(fld); // |
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284 | |||
59 | pingvin | 285 | fld = new TableField(tr("DefaultValue"), tbl); // |
286 | fld->setNotNull(false); // |
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287 | fld->setType(tr("CHAR(30)")); // - 30 |
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288 | fld->setDefaultValue(tr("NULL")); // |
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289 | tbl->append(fld); // |
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290 | |||
56 | pingvin | 291 | fld = new TableField(tr("ClassIdentifer"), tbl); // |
292 | fld->setNotNull(false); // |
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293 | fld->setType(tr("INT(10)")); // - |
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294 | fld->setDefaultValue(tr("NULL")); // |
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295 | tbl->append(fld); // |
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296 | |||
297 | |||
298 | |||
299 | fld = new TableField(tr("Comment"), tbl); // |
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300 | fld->setNotNull(true); // |
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301 | fld->setType(tr("CHAR(30)")); // - 30 |
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302 | fld->setDefaultValue(tr("without comments")); // |
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303 | tbl->append(fld); // |
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304 | |||
305 | |||
306 | if(!MySql::createTable(tbl)){ // |
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307 | |||
308 | // delete fld; |
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309 | delete tbl; // |
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310 | return false; // |
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311 | } |
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312 | |||
313 | |||
314 | else { // |
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315 | // delete fld; |
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316 | delete tbl; // |
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317 | return true; // |
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318 | |||
319 | } |
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320 | |||
321 | |||
322 | } |
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73 | pingvin | 323 | |
324 | |||
325 | QSqlError MySql::dbLastError(){ // |
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326 | QString error; |
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327 | error = db.lastError().text(); |
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328 | |||
329 | return db.lastError(); |
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330 | } |