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Show moer information about the indexes.

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This commit is contained in:
eelke 2018-04-08 09:04:38 +02:00
parent 8c20bd6a02
commit 61645d44ac
5 changed files with 110 additions and 25 deletions
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59
pglab/TablesPage.cpp
View file

@ -7,7 +7,7 @@
#include "ResultTableModelUtil.h"
#include "ColumnTableModel.h"
#include "ConstraintModel.h"
#include "NamespaceFilterWidget.h"
//#include "NamespaceFilterWidget.h"
#include "IconColumnDelegate.h"
#include "IndexModel.h"
#include "SqlFormattingUtils.h"
@ -43,6 +43,7 @@ TablesPage::TablesPage(MainWindow *parent)
font.setFixedPitch(true);
font.setPointSize(10);
ui->constraintSqlEdit->setFont(font);
ui->indexSqlEdit->setFont(font);
SetTableViewDefault(ui->indexesTable);
m_indexModel = new IndexModel(this);
@ -50,8 +51,8 @@ TablesPage::TablesPage(MainWindow *parent)
ui->indexesTable->setItemDelegate(new PgLabItemDelegate(ui->indexesTable));
ui->indexesTable->setItemDelegateForColumn(0, delegate);
m_namespaceFilterWidget = new NamespaceFilterWidget(this);
ui->verticalLayoutTableView->addWidget(m_namespaceFilterWidget);
//m_namespaceFilterWidget = new NamespaceFilterWidget(this);
//ui->verticalLayoutTableView->addWidget(m_namespaceFilterWidget);
connect(ui->tableListTable->selectionModel(), &QItemSelectionModel::currentRowChanged, this,
@ -63,6 +64,9 @@ TablesPage::TablesPage(MainWindow *parent)
connect(ui->constraintsTable->selectionModel(), &QItemSelectionModel::selectionChanged, this,
&TablesPage::constraintsTable_selectionChanged);
connect(ui->indexesTable->selectionModel(), &QItemSelectionModel::selectionChanged, this,
&TablesPage::indexesTable_selectionChanged);
}
TablesPage::~TablesPage()
@ -75,11 +79,12 @@ void TablesPage::setCatalog(std::shared_ptr<PgDatabaseCatalog> cat)
m_catalog = cat;
m_tablesModel->setCatalog(cat);
ui->tableListTable->resizeColumnsToContents();
m_namespaceFilterWidget->init(cat->namespaces());
// m_namespaceFilterWidget->init(cat->namespaces());
auto highlighter = new SqlSyntaxHighlighter(ui->constraintSqlEdit->document());
highlighter->setTypes(*cat->types());
highlighter = new SqlSyntaxHighlighter(ui->indexSqlEdit->document());
highlighter->setTypes(*cat->types());
}
void TablesPage::tableListTable_currentRowChanged(const QModelIndex &current, const QModelIndex &previous)
@ -98,24 +103,26 @@ void TablesPage::tableListTable_currentRowChanged(const QModelIndex &current, co
}
}
void TablesPage::constraintsTable_currentRowChanged(const QModelIndex &current, const QModelIndex &previous)
{
if (current.row() != previous.row()) {
// QString drop_definition = m_constraintModel->dropDefinition(current.row());
// QString create_definition = m_constraintModel->createDefinition(current.row());
const PgConstraint& constraint = m_constraintModel->constraint(current.row());
QString drop = getDropConstraintDefinition(*m_catalog, constraint);
QString add = getConstraintDefinition(*m_catalog, constraint);
//void TablesPage::constraintsTable_currentRowChanged(const QModelIndex &current, const QModelIndex &previous)
//{
// if (current.row() != previous.row()) {
//// QString drop_definition = m_constraintModel->dropDefinition(current.row());
//// QString create_definition = m_constraintModel->createDefinition(current.row());
// const PgConstraint& constraint = m_constraintModel->constraint(current.row());
// QString drop = getDropConstraintDefinition(*m_catalog, constraint);
// QString add = getConstraintDefinition(*m_catalog, constraint);
ui->constraintSqlEdit->setPlainText(drop % QString::fromUtf16(u"\n") % add);
}
}
// ui->constraintSqlEdit->setPlainText(drop % QString::fromUtf16(u"\n") % add);
// }
//}
void TablesPage::constraintsTable_selectionChanged(const QItemSelection &/*selected*/, const QItemSelection &/*deselected*/)
{
const auto indexes = ui->constraintsTable->selectionModel()->selectedIndexes();
boost::container::flat_set<int> rijen;
for (const auto e : indexes) rijen.insert(e.row());
for (const auto e : indexes)
rijen.insert(e.row());
QString drops;
QString creates;
for (auto rij : rijen) {
@ -126,6 +133,24 @@ void TablesPage::constraintsTable_selectionChanged(const QItemSelection &/*selec
ui->constraintSqlEdit->setPlainText(drops % "\n" % creates);
}
void TablesPage::indexesTable_selectionChanged(const QItemSelection &/*selected*/, const QItemSelection &/*deselected*/)
{
const auto indexes = ui->indexesTable->selectionModel()->selectedIndexes();
boost::container::flat_set<int> rijen;
for (const auto e : indexes)
rijen.insert(e.row());
QString drops;
QString creates;
for (auto rij : rijen) {
const PgIndex index = m_indexModel->getIndex(rij);
//drops += getDropIndexDefinition(*m_catalog, index) % "\n";
creates += getIndexDefinition(*m_catalog, index) % "\n";
}
ui->indexSqlEdit->setPlainText(drops % "\n" % creates);
}
void TablesPage::on_tableListTable_doubleClicked(const QModelIndex &index)
{
PgClass table = m_tablesModel->getTable(index.row());

5
pglab/TablesPage.h
View file

@ -34,13 +34,14 @@ private:
ColumnTableModel* m_columnsModel = nullptr;
ConstraintModel* m_constraintModel = nullptr;
IndexModel* m_indexModel = nullptr;
NamespaceFilterWidget* m_namespaceFilterWidget;
//NamespaceFilterWidget* m_namespaceFilterWidget;
private slots:
void tableListTable_currentRowChanged(const QModelIndex &current, const QModelIndex &previous);
void constraintsTable_currentRowChanged(const QModelIndex &current, const QModelIndex &previous);
// void constraintsTable_currentRowChanged(const QModelIndex &current, const QModelIndex &previous);
void constraintsTable_selectionChanged(const QItemSelection &selected, const QItemSelection &deselected);
void indexesTable_selectionChanged(const QItemSelection &selected, const QItemSelection &deselected);
void on_tableListTable_doubleClicked(const QModelIndex &index);
};

12
pglab/TablesPage.ui
View file

@ -6,8 +6,8 @@
<rect>
<x>0</x>
<y>0</y>
<width>1041</width>
<height>830</height>
<width>993</width>
<height>754</height>
</rect>
</property>
<property name="windowTitle">
@ -38,7 +38,7 @@
</widget>
<widget class="QTabWidget" name="tabWidget">
<property name="currentIndex">
<number>1</number>
<number>2</number>
</property>
<widget class="QWidget" name="columnsTab">
<attribute name="title">
@ -76,7 +76,13 @@
</attribute>
<layout class="QVBoxLayout" name="verticalLayout_4">
<item>
<widget class="QSplitter" name="splitter_3">
<property name="orientation">
<enum>Qt::Vertical</enum>
</property>
<widget class="QTableView" name="indexesTable"/>
<widget class="QPlainTextEdit" name="indexSqlEdit"/>
</widget>
</item>
</layout>
</widget>

54
pglablib/SqlFormattingUtils.cpp
View file

@ -8,6 +8,7 @@
#include "PgAttributeContainer.h"
#include "PgClass.h"
#include "PgClassContainer.h"
#include "PgIndex.h"
#include "PgNamespace.h"
#include "PgNamespaceContainer.h"
#include "PgDatabaseCatalog.h"
@ -19,7 +20,7 @@ bool identNeedsQuotes(QString ident)
if (ident[0].isDigit())
return true;
for (auto c : ident)
if (c < 'a' && c > 'z' && c != '_')
if ((c < 'a' || c > 'z') && c != '_')
return true;
auto kw = getPgsqlKeyword(ident);
@ -170,6 +171,57 @@ QString getConstraintDefinition(const PgDatabaseCatalog &catalog, const PgConstr
return result;
}
QString getIndexDefinition(const PgDatabaseCatalog &catalog, const PgIndex &index)
{
PgClass table_class = catalog.classes()->getByKey(index.relid);
PgClass index_class = catalog.classes()->getByKey(index.indexrelid);
QString result;
result = "CREATE ";
if (index.isunique)
result += "UNIQUE ";
result += "INDEX "
// % quoteIdent(getIndexDisplayString(catalog, index.indexrelid))
% quoteIdent(index_class.name)
% "\n ON " % genFQTableName(catalog, table_class);
// % "\n USING " % index_class.am lookup in pg_am table
return result;
#if 0
+ wxT("\n USING ") + GetIndexType()
+ wxT("\n (");
if (GetProcName().IsNull())
str += GetQuotedColumns();
else
{
str += GetQuotedSchemaPrefix(GetProcNamespace()) + qtIdent(GetProcName()) + wxT("(") + GetQuotedColumns() + wxT(")");
if (!this->GetOperatorClasses().IsNull())
str += wxT(" ") + GetOperatorClasses();
}
str += wxT(")");
if (GetConnection()->BackendMinimumVersion(8, 2) && GetFillFactor().Length() > 0)
str += wxT("\n WITH (FILLFACTOR=") + GetFillFactor() + wxT(")");
if (GetConnection()->BackendMinimumVersion(8, 0) && tablespace != GetDatabase()->GetDefaultTablespace())
str += wxT("\nTABLESPACE ") + qtIdent(tablespace);
AppendIfFilled(str, wxT("\n WHERE "), GetConstraint());
str += wxT(";\n");
if (GetConnection()->BackendMinimumVersion(7, 5))
if (GetIsClustered())
str += wxT("ALTER TABLE ") + GetQuotedSchemaPrefix(GetIdxSchema()) + qtIdent(GetIdxTable())
+ wxT(" CLUSTER ON ") + qtIdent(GetName())
+ wxT(";\n");
#endif
}
/*
wxString sql;

3
pglablib/SqlFormattingUtils.h
View file

@ -6,6 +6,7 @@
class PgClass;
class PgConstraint;
class PgDatabaseCatalog;
class PgIndex;
bool identNeedsQuotes(QString ident);
QString quoteIdent(QString ident);
@ -13,7 +14,7 @@ QString quoteIdent(QString ident);
QString genFQTableName(const PgDatabaseCatalog &catalog, const PgClass &cls);
QString getDropConstraintDefinition(const PgDatabaseCatalog &catalog, const PgConstraint &constraint);
QString getConstraintDefinition(const PgDatabaseCatalog &catalog, const PgConstraint &constraint);
QString getIndexDefinition(const PgDatabaseCatalog &catalog, const PgIndex &index);
QString getForeignKeyConstraintDefinition(const PgDatabaseCatalog &catalog, const PgConstraint &constraint);
#endif // SQLFORMATTINGUTILS_H