void Statement::dumpTree()
{
SQLParser::Statement::token_const_iterator node;
for (node = this->begin(); node != this->end(); ++node)
{
auto type = node->getTokenATypeName();
cout << (node->isLeaf()?'*':' ')
<< setw(node.depth()) << ' '
<< '/' << qPrintable(type)
<< '/' << qPrintable(node->getTokenTypeString())
<< '/' << qPrintable(node->toString())
<< endl;
}
}
void toASTWalk(SQLParser::Statement *source, DotGraph *target)
{
SQLParser::ObjectCache *o = new SQLParser::ObjectCache();
QList<QString> cols;
QMap<QString, int> tableNameEnumerator;
// INCIDENTS // T1
cols.append(QString("INC_ACTUALFINISH"));
cols.append(QString("INC_ASSIGN_PERSON_TO"));
cols.append(QString("INC_ASSIGN_WORKGROUP"));
cols.append(QString("INC_CAT_OID"));
cols.append(QString("INC_CIT_OID"));
cols.append(QString("INC_CLA_OID"));
cols.append(QString("INC_CLO_OID"));
cols.append(QString("INC_DEADLINE"));
cols.append(QString("INC_DESCRIPTION"));
cols.append(QString("INC_ID"));
cols.append(QString("INC_IMP_OID"));
cols.append(QString("INC_OID"));
cols.append(QString("INC_POO_OID"));
cols.append(QString("INC_PRI_OID"));
cols.append(QString("INC_SEV_OID"));
cols.append(QString("INC_SOLUTION"));
cols.append(QString("INC_STA_OID"));
cols.append(QString("REG_CREATED"));
o->addTable(SQLParser::ObjectCache::TableInfo(QString("SERVICEDESK"), QString("ITSM_INCIDENTS"), cols));
cols.clear();
// REP_CODES_TEXT // T2 T12 T99
cols.append(QString("RCT_NAME"));
cols.append(QString("RCT_RCD_OID"));
o->addTable(SQLParser::ObjectCache::TableInfo(QString("SERVICEDESKREPO"), QString("REP_CODES_TEXT"), cols));
cols.clear();
// ITSM_INC_CUSTOM_FIELDS // T3
cols.append(QString("ICF_INCSHORTTEXT2"));
cols.append(QString("ICF_INCSHORTTEXT3"));
cols.append(QString("ICF_INCSHORTTEXT4"));
cols.append(QString("ICF_INC_OID"));
o->addTable(SQLParser::ObjectCache::TableInfo(QString("SERVICEDESK"), QString("ITSM_INC_CUSTOM_FIELDS"), cols));
cols.clear();
// ITSM_WORKGROUPS // T4
cols.append(QString("WOG_OID"));
cols.append(QString("WOG_SEARCHCODE"));
o->addTable(SQLParser::ObjectCache::TableInfo(QString("SERVICEDESK"), QString("ITSM_WORKGROUPS"), cols));
cols.clear();
// ITSM_PERSONS // T5
cols.append(QString("PER_SEARCHCODE"));
cols.append(QString("PER_OID"));
o->addTable(SQLParser::ObjectCache::TableInfo(QString("SERVICEDESK"), QString("ITSM_PERSONS"), cols));
cols.clear();
// ITSM_CODES_LOCALE // T6 T7 T8 T9 T11 T13 T16
cols.append(QString("CDL_NAME"));
cols.append(QString("CDL_COD_OID"));
o->addTable(SQLParser::ObjectCache::TableInfo(QString("SERVICEDESK"), QString("ITSM_CODES_LOCALE"), cols));
cols.clear();
// ITSM_CONFIGURATION_ITEMS // T10
cols.append(QString("CIT_SEARCHCODE"));
cols.append(QString("CIT_OID"));
o->addTable(SQLParser::ObjectCache::TableInfo(QString("SERVICEDESK"), QString("ITSM_CONFIGURATION_ITEMS"), cols));
cols.clear();
// ITSM_HISTORYLINES_INCIDENT // a d
cols.append("HIN_SUBJECT");
cols.append("HIN_INC_OID");
cols.append("REG_CREATED");
o->addTable(SQLParser::ObjectCache::TableInfo(QString("SERVICEDESK"), QString("ITSM_HISTORYLINES_INCIDENT"), cols));
cols.clear();
// ITSM_CODES // T14 T15
cols.append(QString("COD_OID"));
cols.append(QString("COD_COD_OID"));
o->addTable(SQLParser::ObjectCache::TableInfo(QString("SERVICEDESK"), QString("ITSM_CODES"), cols));
cols.clear();
source->scanTree(o, QString("SERVICEDESK"));
//target->initEmpty();
//QMap<QString,QString> ga;
//ga["id"] = "Query";
//ga["compound"] = "true";
//ga["shape"] = "circle";
//target->setGraphAttributes(ga);
//foreach(SQLParser::Token const*t, source->tableTokens())
//{
// QMap<QString,QString> node;
// node["name"] = t->toString();
// node["label"] = t->toString();
// node["fontsize"] = "10";
// node["comment"]= t->toString();
// node["id"]= t->toString();
//
// target->addNewNode(node);
//}
// TODO: add UNION count here: "SELECT * FROM A UNION ALL SELECT * FROM A" => id="A", id="UNION_1:A"
unsigned emptyAliasCnt = 0;
SQLParser::Statement::token_const_iterator node;
for (node = source->begin(); node != source->end(); ++node)
{
switch (node->getTokenType())
{
case SQLParser::Token::S_SUBQUERY_FACTORED:
case SQLParser::Token::S_SUBQUERY_NESTED:
{
SQLParser::TokenSubquery const* snode = static_cast<SQLParser::TokenSubquery const*>(&*node);
QList<SQLParser::Token*> tables = snode->nodeTables().values();
QString clusterName;
QMap<QString, QString> sg;
if ( snode->nodeAlias() == NULL)
{
emptyAliasCnt++;
clusterName = QString("cluster_") + QString::number(emptyAliasCnt);
}
else
{
clusterName = QString("cluster_") + snode->nodeAlias()->toString();
sg["label"] = snode->nodeAlias()->toString();
}
clusterName.replace('.', GLUE);
clusterName.replace(':', GLUE);
sg["id"] = clusterName;
snode->setNodeID(sg["id"]);
target->addNewSubgraph(sg);
TLOG(0, toNoDecorator, __HERE__) << "Subgraph: " << clusterName << ":" << node->toStringRecursive(false) << std::endl;
foreach(SQLParser::Token * table, tables)
{
if ( table->getTokenType() != SQLParser::Token::S_TABLE_REF)
continue;
// In fact S_TABLE_REF can be alias for S_SUBQUERY_FACTORED
if ( source->translateAlias(table->child(0)->toStringRecursive(false).toUpper(), &*node))
continue;
SQLParser::TokenTable *tt = static_cast<SQLParser::TokenTable*>(table);
QMap<QString, QString> ta; // table attributes
QString tableName = tt->toStringRecursive(false); // DOT does not allow ant "dots" in identifier names
tableName.replace('.', GLUE);
tableName.replace(':', GLUE);
if ( tableNameEnumerator.keys().contains(tableName))
{
int cnt = tableNameEnumerator.value(tableName);
cnt++;
tableNameEnumerator.insert(tableName, cnt);
tableName = tableName + '_' + QString::number(cnt);
}
else
{
tableNameEnumerator.insert(tableName, 1);
tableName = tableName + QString("_1");
}
ta["name"] = tt->toStringRecursive(false);
ta["label"] = tt->toStringRecursive(false);
ta["fontsize"] = "10";
ta["comment"] = tt->toStringRecursive(false);
ta["id"] = clusterName + GLUE + tableName;
if (tt->nodeAlias() != NULL)
ta["tooltip"] = tt->nodeAlias()->toString();
tt->setNodeID(ta["id"]);
target->addNewNodeToSubgraph(ta, sg["id"]);
TLOG(0, toNoDecorator, __HERE__) << "new node:" << ta["id"] << " in subgraph: " << sg["id"] << std::endl;
}
break;
}
case SQLParser::Token::X_ROOT:
{
SQLParser::TokenSubquery const* snode = static_cast<SQLParser::TokenSubquery const*>(&*node);
QList<SQLParser::Token*> tables = snode->nodeTables().values();
foreach(SQLParser::Token * table, tables)
{
if ( table->getTokenType() != SQLParser::Token::S_TABLE_REF)
continue;
// In fact S_TABLE_REF can be alias for S_SUBQUERY_FACTORED
if ( source->translateAlias(table->child(0)->toStringRecursive(false).toUpper(), &*node))
continue;
SQLParser::TokenTable *tt = static_cast<SQLParser::TokenTable*>(table);
QMap<QString, QString> ta; // table atributes
QString tableName = tt->toStringRecursive(false); // DOT does not allow ant "dots" in identifier names
tableName.replace('.', '_');
tableName.replace(':', '_');
if ( tableNameEnumerator.keys().contains(tableName))
{
unsigned cnt = tableNameEnumerator.value(tableName);
cnt++;
tableNameEnumerator.insert(tableName, cnt);
tableName = tableName + '_' + QString::number(cnt);
}
else
{
tableNameEnumerator.insert(tableName, 1);
tableName = tableName + '_' + '1';
}
ta["name"] = tt->toStringRecursive(false);
ta["label"] = tt->toStringRecursive(false);
ta["fontsize"] = "10";
ta["comment"] = tt->toStringRecursive(false);
ta["id"] = QString("ROOT") + GLUE + tableName;
if (tt->nodeAlias() != NULL)
ta["tooltip"] = tt->nodeAlias()->toString();
tt->setNodeID(ta["id"]);
target->addNewNode(ta);
TLOG(0, toNoDecorator, __HERE__) << "new node:" << ta["id"] << " under X_ROOT" << std::endl;
}
break;
}
case SQLParser::Token::L_JOINING_CLAUSE:
{
SQLParser::Statement::token_const_iterator subnode(node);
subnode++;
SQLParser::Token const* firstTable = NULL;
SQLParser::Token const* secondTable = NULL;
bool isJoinON = false;
bool isJoinUSING = false;
TLOG(0, toNoDecorator, __HERE__) << "JC:(" << node.depth() << ')' << std::endl
<< node->toStringRecursive().toStdString() << std::endl;
while (subnode.depth() > node.depth())
{
///TLOG(0,toNoDecorator,__HERE__) << "JC:(" << subnode.depth() << ')' << subnode->toString() << std::endl;
switch (subnode->getTokenType())
{
case SQLParser::Token::L_RESERVED:
if ( QString::compare("ON", subnode->toString(), Qt::CaseInsensitive) == 0)
isJoinON = true;
if ( QString::compare("USING", subnode->toString(), Qt::CaseInsensitive) == 0)
isJoinUSING = true;
break;
case SQLParser::Token::S_OPERATOR_BINARY:
if (subnode->childCount() != 3) // assuming condition "T1.C1" "=" "T2.C2";
break;
if (subnode->child(0)->getTokenType() == SQLParser::Token::S_IDENTIFIER &&
subnode->child(2)->getTokenType() == SQLParser::Token::S_IDENTIFIER)
{
firstTable = subnode->child(0);
secondTable = subnode->child(2);
TLOG(0, toNoDecorator, __HERE__) << "!?" << firstTable->toStringRecursive(false) << "->" << secondTable->toStringRecursive(false) << std::endl;
}
break;
}
subnode++;
} // while
if (isJoinON &&
firstTable && firstTable->childCount() == 3 &&
secondTable && secondTable->childCount() == 3
)
{
SQLParser::Token const *t1 = source->translateAlias(firstTable->child(0)->toStringRecursive(false).toUpper(), &*node);
if ( t1)
firstTable = t1;
else
firstTable = source->getTableRef(firstTable->child(0)->toStringRecursive(false).toUpper(), &*node);
SQLParser::Token const *t2 = source->translateAlias(secondTable->child(0)->toStringRecursive(false).toUpper(), &*node);
if ( t2)
secondTable = t2;
else
secondTable = source->getTableRef(secondTable->child(0)->toStringRecursive(false).toUpper(), &*node);
QString e1, e2;
if (firstTable && (
firstTable->getTokenType() == SQLParser::Token::S_SUBQUERY_NESTED ||
firstTable->getTokenType() == SQLParser::Token::S_SUBQUERY_FACTORED))
{
if (!static_cast<SQLParser::TokenSubquery const*>(firstTable)->nodeID().isEmpty())
e1 = static_cast<SQLParser::TokenSubquery const*>(firstTable)->nodeID();
}
if (firstTable && firstTable->getTokenType() == SQLParser::Token::S_TABLE_REF)
{
e1 = static_cast<SQLParser::TokenTable const*>(firstTable)->nodeID();
}
if (secondTable && (
secondTable->getTokenType() == SQLParser::Token::S_SUBQUERY_NESTED ||
secondTable->getTokenType() == SQLParser::Token::S_SUBQUERY_FACTORED))
{
if (!static_cast<SQLParser::TokenSubquery const*>(secondTable)->nodeID().isEmpty())
e2 = static_cast<SQLParser::TokenSubquery const*>(secondTable)->nodeID();
}
if (secondTable && secondTable->getTokenType() == SQLParser::Token::S_TABLE_REF)
{
e2 = static_cast<SQLParser::TokenTable const*>(secondTable)->nodeID();
}
QMap<QString, QString> ea; // edge attributes
if (!e1.isEmpty() && !e2.isEmpty()) // TODO this is wrong
{
target->addNewEdge(
e1,
e2,
ea);
TLOG(0, toNoDecorator, __HERE__) << "!!" << e1.toStdString() << "->" << e2.toStdString() << std::endl;
}
else
{
////TLOG(0,toNoDecorator,__HERE__) << "??" << firstTable->toStringRecursive(false) << "->" << secondTable->toStringRecursive(false) << std::endl;
}
}
break;
}
case SQLParser::Token::S_WHERE:
{
SQLParser::Statement::token_const_iterator subnode(node);
subnode++;
while (subnode.depth() > node.depth())
{
switch (subnode->getTokenType())
{
case SQLParser::Token::S_OPERATOR_BINARY:
{
TLOG(0, toNoDecorator, __HERE__) << "S_OPERATOR_BINARY: " << std::endl
<< subnode->toStringRecursive() << std::endl;
SQLParser::Token const* firstTable = NULL;
SQLParser::Token const* secondTable = NULL;
if (subnode->childCount() != 3) // assuming condition "T1.C1" "=" "T2.C2";
break;
if (subnode->child(0)->getTokenType() == SQLParser::Token::S_IDENTIFIER &&
subnode->child(2)->getTokenType() == SQLParser::Token::S_IDENTIFIER)
{
firstTable = subnode->child(0);
secondTable = subnode->child(2);
TLOG(0, toNoDecorator, __HERE__) << "!?" << firstTable->toStringRecursive(false) << "->" << secondTable->toStringRecursive(false) << std::endl;
}
SQLParser::Token const *t1 = firstTable ? source->translateAlias(firstTable->child(0)->toStringRecursive(false).toUpper(), &*node) : NULL;
SQLParser::Token const *t2 = secondTable ? source->translateAlias(secondTable->child(0)->toStringRecursive(false).toUpper(), &*node) : NULL;
QString e1, e2;
if ( t1 && (
t1->getTokenType() == SQLParser::Token::S_SUBQUERY_NESTED ||
t1->getTokenType() == SQLParser::Token::S_SUBQUERY_FACTORED))
{
if (!static_cast<SQLParser::TokenSubquery const*>(t1)->nodeID().isEmpty())
e1 = static_cast<SQLParser::TokenSubquery const*>(t1)->nodeID();
}
if (t1 && t1->getTokenType() == SQLParser::Token::S_TABLE_REF)
{
// e1 = QString("ROOT") + GLUE + t1->child(0)->toString();
// if(t1->childCount() >= 3)
// e1 += GLUE + t1->child(2)->toString();
e1 = static_cast<SQLParser::TokenTable const*>(t1)->nodeID();
}
if (t2 && (
t2->getTokenType() == SQLParser::Token::S_SUBQUERY_NESTED ||
t2->getTokenType() == SQLParser::Token::S_SUBQUERY_FACTORED))
{
if (!static_cast<SQLParser::TokenSubquery const*>(t2)->nodeID().isEmpty())
e2 = static_cast<SQLParser::TokenSubquery const*>(t2)->nodeID();
}
if (t2 && t2->getTokenType() == SQLParser::Token::S_TABLE_REF)
{
// e2 = QString("ROOT") + GLUE + t2->child(0)->toString();
// if(t2->childCount() >= 3)
// e2 += GLUE + t2->child(2)->toString();
e2 = static_cast<SQLParser::TokenTable const*>(t2)->nodeID();
}
QMap<QString, QString> ea; // edge attreibutes
if (!e1.isEmpty() && !e2.isEmpty()) // TODO this is wrong
{
target->addNewEdge(
e1,
e2,
ea);
TLOG(0, toNoDecorator, __HERE__) << "!!" << e1.toStdString() << "->" << e2.toStdString() << std::endl;
}
else
{
////TLOG(0,toNoDecorator,__HERE__) << "??" << firstTable->toStringRecursive(false) << "->" << secondTable->toStringRecursive(false) << std::endl;
}
break;
} // case S_OPERATOR_BINARY
} // switch getTokenType
subnode++;
} // while(subnode.depth() > node.depth())
} // case S_WHERE
} // switch getTokenType
} // for each node
target->update();
};
