Revision 829c3e69
Von Christian Ehringfeld vor mehr als 8 Jahren hinzugefügt
| src/schema.cpp | ||
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return length;
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}
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bool Schema::findColumns(const QSharedPointer<TableSchema> &ts) {
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QSqlQuery q = this->database->getQuery();
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q.setForwardOnly(true);
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q.exec("SELECT * FROM " + this->quoteSimpleTableName(ts->getName()) +
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" LIMIT 0");
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QHash<QString, QSharedPointer<QSqlField>> columns =
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QHash<QString, QSharedPointer<QSqlField>>();
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auto rec = q.record();
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int count = rec.count();
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if (count == 0) {
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return false;
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}
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for (int var = 0; var < count; ++var) {
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QSqlField f = rec.field(var);
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columns.insert(f.name(), QSharedPointer<QSqlField>(new QSqlField(f)));
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}
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ts->setColumns(columns);
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return true;
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}
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QHash<QString, QSharedPointer<TableSchema> > Schema::getTables() {
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if (this->tables.size() != this->getTableNames().size()) {
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| src/schema.h | ||
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QSharedPointer<TableSchema>
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&table) = 0;
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virtual void findConstraints(const QSharedPointer<TableSchema> &ts) = 0;
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virtual bool findColumns(const QSharedPointer<TableSchema> &ts) = 0;
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virtual bool findColumns(const QSharedPointer<TableSchema> &ts);
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virtual QSharedPointer<TableSchema> loadTableSchema(QString name) = 0;
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virtual void initAbstractDatabaseTypes();
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QSharedPointer<Database> database;
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| src/schema/mysqlschema.cpp | ||
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//#include "mysqlschema.h"
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//#include <QSqlQuery>
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//using namespace CuteEntityManager;
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#include "mysqlschema.h"
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#include "../database.h"
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#include <QSqlRecord>
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#include <QSqlResult>
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#include "sqlitequerybuilder.h"
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using namespace CuteEntityManager;
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//MysqlSchema::MysqlSchema(std::shared_ptr<Database> database) : Schema(database) {
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QSharedPointer<QHash<QString, QString> > MysqlSchema::getTypeMap() {
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if (this->typeMap->empty()) {
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this->typeMap->insert(TYPE_PK,
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"integer PRIMARY KEY AUTOINCREMENT NOT NULL");
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this->typeMap->insert(TYPE_BIGPK,
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"bigint PRIMARY KEY AUTOINCREMENT NOT NULL");
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this->typeMap->insert(TYPE_BOOLEAN, "boolean");
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this->typeMap->insert(TYPE_SMALLINT, "smallint");
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this->typeMap->insert(TYPE_INTEGER, "integer");
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this->typeMap->insert(TYPE_BIGINT, "bigint");
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this->typeMap->insert(TYPE_FLOAT, "float");
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this->typeMap->insert(TYPE_DOUBLE, "double");
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this->typeMap->insert(TYPE_FLOAT, "real");
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this->typeMap->insert(TYPE_DECIMAL, "decimal(10,0)");
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this->typeMap->insert(TYPE_TEXT, "text");
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this->typeMap->insert(TYPE_STRING, "text");
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this->typeMap->insert(TYPE_CHAR, "char");
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this->typeMap->insert(TYPE_BINARY, "blob");
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this->typeMap->insert(TYPE_DATETIME, "datetime");
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this->typeMap->insert(TYPE_DATE, "date");
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this->typeMap->insert(TYPE_TIME, "time");
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this->typeMap->insert(TYPE_TIMESTAMP, "timestamp");
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this->typeMap->insert(TYPE_MONEY, "decimal(19,4)");
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}
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return this->typeMap;
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}
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//}
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QStringList MysqlSchema::findTableNames(QString schema) {
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QString sql = "SHOW TABLES";
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if (!schema.isEmpty()) {
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sql += " FROM " + this->quoteSimpleTableName(schema);
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}
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auto l = QStringList();
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auto q = this->database->getQuery();
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q.prepare(sql);
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this->database->select(q);
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while (q.next()) {
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l.append(q.value(0).toString());
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}
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return l;
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}
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//MysqlSchema::~MysqlSchema() {
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QHash<QString, QStringList> MysqlSchema::findUniqueIndexes(
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const QSharedPointer<TableSchema> &table) {
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QHash<QString, QStringList> uniqueIndexes = QHash<QString, QStringList>();
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QSqlQuery q = this->database->getQuery();
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q.setForwardOnly(true);
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q.exec("SHOW INDEX FROM " + this->quoteSimpleTableName(
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table->getName()));
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while (q.next()) {
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QString indexName = q.value("Key_name").toString();
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if (!(q.value("Non_unique").toBool())) {
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QStringList indexInfo = QStringList();
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indexInfo.append(q.value("Column_name").toString());
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uniqueIndexes.insert(indexName, indexInfo);
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}
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}
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return uniqueIndexes;
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}
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//}
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void MysqlSchema::findConstraints(const QSharedPointer<TableSchema> &ts) {
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// QString sql = "SHOW INDEX";
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// sql += " FROM " + this->quoteSimpleTableName(table->getFullName());
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// QSqlQuery q = this->database->getQuery();
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// q.setForwardOnly(true);
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// q.exec(sql);
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auto foreignKeys = ts->getRelations();
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// while (q.next()) {
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// bool ok;
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// int id = q.value("id").toInt(&ok);
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// if (ok) {
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// auto rel = new QSqlRelation(q.value("table").toString(),
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// q.value("from").toString(),
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// q.value("to").toString());
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// auto ptr = QSharedPointer<QSqlRelation>(rel);
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// foreignKeys.insert(QString::number(id), ptr);
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// }
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// }
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//QHash<QString, QString> *MysqlSchema::getTypeMap() {
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// if (this->typeMap.data()->empty()) {
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// this->typeMap.data()->insert(TYPE_SMALLINT, "tinyint");
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// this->typeMap.data()->insert(TYPE_BOOLEAN, "boolean");
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// this->typeMap.data()->insert(TYPE_SMALLINT, "smallint");
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// this->typeMap.data()->insert(TYPE_INTEGER, "int");
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// this->typeMap.data()->insert(TYPE_BIGINT, "bigint");
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// this->typeMap.data()->insert(TYPE_FLOAT, "float");
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// this->typeMap.data()->insert(TYPE_DOUBLE, "double");
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// this->typeMap.data()->insert(TYPE_FLOAT, "real");
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// this->typeMap.data()->insert(TYPE_DECIMAL, "decimal");
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// this->typeMap.data()->insert(TYPE_TEXT, "text");
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// this->typeMap.data()->insert(TYPE_STRING, "varchar");
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// this->typeMap.data()->insert(TYPE_CHAR, "char");
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// this->typeMap.data()->insert(TYPE_BINARY, "blob");
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// this->typeMap.data()->insert(TYPE_DATETIME, "datetime");
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// this->typeMap.data()->insert(TYPE_DATE, "date");
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// this->typeMap.data()->insert(TYPE_TIME, "time");
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// this->typeMap.data()->insert(TYPE_TIMESTAMP, "timestamp");
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// }
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// return this->typeMap.data();
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//}
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ts->setRelations(foreignKeys);
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}
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////QString Database::mysqlTableList() {
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//// return "SHOW TABLES;";
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////}
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QSharedPointer<TableSchema> MysqlSchema::loadTableSchema(QString name) {
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auto ptr = QSharedPointer<TableSchema>(new TableSchema());
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this->resolveTableNames(ptr, name);
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if (this->findColumns(ptr)) {
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this->findConstraints(ptr);
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} else {
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ptr.clear();
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}
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return ptr;
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}
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void MysqlSchema::resolveTableNames(const QSharedPointer<TableSchema> &ts,
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QString name) {
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QStringList parts = name.replace("`", "").split(".");
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if (parts.size() > 1) {
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ts->setSchemaName(parts.at(0));
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ts->setName(parts.at(1));
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ts->setFullName(ts->getSchemaName() + "." + ts->getName());
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} else {
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ts->setFullName(parts.at(0));
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ts->setName(parts.at(0));
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}
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}
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| src/schema/mysqlschema.h | ||
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//#ifndef MYSQLSCHEMA_H
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//#define MYSQLSCHEMA_H
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//#include "../schema.h"
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//namespace CuteEntityManager {
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//class MysqlSchema : public Schema {
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// public:
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// MysqlSchema(std::shared_ptr<Database> database);
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// ~MysqlSchema();
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// QHash<QString, QString> *getTypeMap();
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//};
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//}
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//#endif // MYSQLSCHEMA_H
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#ifndef MYSQLSCHEMA_H
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#define MYSQLSCHEMA_H
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#include "../schema.h"
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namespace CuteEntityManager {
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class TableSchema;
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class MysqlSchema : public Schema {
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public:
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MysqlSchema(QSharedPointer<Database> database);
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QSharedPointer<QHash<QString, QString> > getTypeMap() override;
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protected:
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QStringList findTableNames(QString schema = "") override;
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QHash<QString, QStringList> findUniqueIndexes(const
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QSharedPointer<TableSchema>
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&table) override;
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void findConstraints(const QSharedPointer<TableSchema> &ts) override;
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QSharedPointer<TableSchema> loadTableSchema(QString name) override;
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void resolveTableNames(const QSharedPointer<TableSchema> &ts, QString name);
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};
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}
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#endif // MYSQLSCHEMA_H
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| src/schema/sqliteschema.cpp | ||
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this->typeMap->insert(TYPE_PK,
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"integer PRIMARY KEY AUTOINCREMENT NOT NULL");
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this->typeMap->insert(TYPE_BIGPK,
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"integer PRIMARY KEY AUTOINCREMENT NOT NULL");
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"bigint PRIMARY KEY AUTOINCREMENT NOT NULL");
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this->typeMap->insert(TYPE_BOOLEAN, "boolean");
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this->typeMap->insert(TYPE_SMALLINT, "smallint");
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this->typeMap->insert(TYPE_INTEGER, "integer");
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| ... | ... | |
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ts->setRelations(foreignKeys);
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}
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bool SqliteSchema::findColumns(const QSharedPointer<TableSchema> &ts) {
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QSqlQuery q = this->database->getQuery();
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q.setForwardOnly(true);
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q.exec("SELECT * FROM " + this->quoteSimpleTableName(ts->getName()) +
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" LIMIT 0");
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QHash<QString, QSharedPointer<QSqlField>> columns =
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QHash<QString, QSharedPointer<QSqlField>>();
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auto rec = q.record();
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int count = rec.count();
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if (count == 0) {
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return false;
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}
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for (int var = 0; var < count; ++var) {
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QSqlField f = rec.field(var);
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columns.insert(f.name(), QSharedPointer<QSqlField>(new QSqlField(f)));
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}
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ts->setColumns(columns);
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return true;
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}
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QSharedPointer<TableSchema> SqliteSchema::loadTableSchema(QString name) {
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auto ptr = QSharedPointer<TableSchema>(new TableSchema());
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ptr->setName(name);
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| src/schema/sqliteschema.h | ||
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QSharedPointer<TableSchema>
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&table) override;
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virtual void findConstraints(const QSharedPointer<TableSchema> &ts) override;
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virtual bool findColumns(const QSharedPointer<TableSchema> &ts) override;
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virtual QSharedPointer<TableSchema> loadTableSchema(QString name) override;
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};
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}
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