Ejemplo n.º 1
0
  public String generateTableRowDeleteStatement(ITableRowData tableRowData) {
    StringBuffer deleteBuffer = new StringBuffer();
    deleteBuffer.append(
        "DELETE FROM " //$NON-NLS-1$
            + tableRowData.getTable().getQualifiedName()
            + " "); //$NON-NLS-1$
    // Find unique (Primary Key) column to find the row
    List<ITableColumnData> uniqueColumns = new ArrayList<ITableColumnData>();
    for (int i = 0; i < tableRowData.getColumnCount(); i++) {
      IColumn column = tableRowData.getTableColumnData(i).getColumn();
      if ((column != null) && column.isPrimaryKey()) {
        uniqueColumns.add(tableRowData.getTableColumnData(i));
      }
    }
    if (uniqueColumns.isEmpty()) {
      // Treat all columns as Unique columns, result is unsure
      uniqueColumns = tableRowData.getTableColumnData();
    }

    int firstColumn = 0;
    for (ITableColumnData tableColumnData : uniqueColumns) {
      if (tableColumnData.getColumn().getType().getSearchable() == ISqlType.SEARCHABLE) {
        String whereClause;
        if (firstColumn == 0) {
          whereClause = "WHERE "; // $NON-NLS-1$
          firstColumn++;
        } else {
          whereClause = " AND "; // $NON-NLS-1$
        }
        deleteBuffer.append(whereClause);
        deleteBuffer.append(
            quoteIdentifier(tableRowData.getTable().getDatabaseInfo(), tableColumnData.getName()));
        if (tableColumnData.getValueAsString() == null) {
          deleteBuffer.append(" is null "); // $NON-NLS-1$
        } else {
          deleteBuffer.append(" = "); // $NON-NLS-1$
          deleteBuffer.append(getQuotedValue(tableColumnData));
        }
      }
    }
    deleteBuffer.append(";\n"); // $NON-NLS-1$
    // if (generateCommit(tableRowData.getTable())) {
    // deleteBuffer.append("COMMIT;");
    // }
    return deleteBuffer.toString();
  }
Ejemplo n.º 2
0
  public String generateTableRowInsertStatement(ITableRowData tableRowData) {
    StringBuffer insertBuffer = new StringBuffer();
    insertBuffer.append(
        "INSERT INTO " //$NON-NLS-1$
            + tableRowData.getTable().getQualifiedName()
            + " "); //$NON-NLS-1$
    StringBuffer columnsBuffer = new StringBuffer();
    columnsBuffer.append("( "); // $NON-NLS-1$
    StringBuffer valuesBuffer = new StringBuffer();
    valuesBuffer.append("( "); // $NON-NLS-1$
    for (int i = 0; i < tableRowData.getColumnCount(); i++) {
      ITableColumnData columnData = tableRowData.getTableColumnData(i);
      if (!columnData.isAutoIncrement()
          && !columnData.isReadOnly()
          && (columnData.getValue() != null)
          && !columnData.getValueAsString().trim().equals("")) {
        columnsBuffer.append(
            quoteIdentifier(tableRowData.getTable().getDatabaseInfo(), columnData.getName()));
        if (i < tableRowData.getColumnCount() - 1) {
          columnsBuffer.append(","); // $NON-NLS-1$
        }
        valuesBuffer.append(getQuotedValue(columnData));

        if (i < tableRowData.getColumnCount() - 1) {
          valuesBuffer.append(","); // $NON-NLS-1$
        }
      }
    }
    columnsBuffer.append(") "); // $NON-NLS-1$
    valuesBuffer.append(") "); // $NON-NLS-1$

    insertBuffer.append(columnsBuffer.toString());
    insertBuffer.append("VALUES "); // $NON-NLS-1$
    insertBuffer.append(valuesBuffer.toString());
    insertBuffer.append(";\n"); // $NON-NLS-1$
    // if (generateCommit(tableRowData.getTable())) {
    // insertBuffer.append("COMMIT;");
    // }
    // ErrorManager.showInformationMessage(insertBuffer.toString());
    return insertBuffer.toString();
  }
Ejemplo n.º 3
0
  public String generateTableRowUpdateStatement(
      ITableRowData currentRowData, ITableRowData updateRowData) {
    StringBuffer updateBuffer = new StringBuffer();
    updateBuffer.append(
        "UPDATE " //$NON-NLS-1$
            + currentRowData.getTable().getQualifiedName()
            + " "); //$NON-NLS-1$
    // Find unique (Primary Key) column to find the row
    List<ITableColumnData> uniqueColumns = new ArrayList<ITableColumnData>();
    for (int i = 0; i < currentRowData.getColumnCount(); i++) {
      ITableColumnData tableColumnData = currentRowData.getTableColumnData(i);
      IColumn column = tableColumnData.getColumn();
      if ((column != null) && column.isPrimaryKey()) {
        uniqueColumns.add(tableColumnData);
      }
    }

    int updatedColumnCount = 0;
    for (int i = 0; i < updateRowData.getColumnCount(); i++) {
      ITableColumnData columnData = updateRowData.getTableColumnData(i);
      if (!columnData.isAutoIncrement()
          && !columnData.isReadOnly()
          && (columnData.getValue() != null)
          && !columnData.getValueAsString().trim().equals("")) {

        if (updatedColumnCount == 0) {
          updateBuffer.append("SET "); // $NON-NLS-1$
        } else {
          updateBuffer.append(", "); // $NON-NLS-1$
        }

        updateBuffer.append(
            quoteIdentifier(currentRowData.getTable().getDatabaseInfo(), columnData.getName()));
        updateBuffer.append(" = "); // $NON-NLS-1$
        updateBuffer.append(getQuotedValue(columnData));
        updatedColumnCount++;
      }
    }
    if (uniqueColumns.isEmpty()) {
      // Treat all columns as Unique columns, result is unsure
      uniqueColumns = currentRowData.getTableColumnData();
    }

    int firstColumn = 0;
    for (ITableColumnData tableColumnData : uniqueColumns) {
      if (tableColumnData.getColumn().getType().getSearchable() == ISqlType.SEARCHABLE) {
        String whereClause;
        if (firstColumn == 0) {
          whereClause = " WHERE "; // $NON-NLS-1$
        } else {
          whereClause = " AND "; // $NON-NLS-1$
        }
        updateBuffer.append(whereClause);
        updateBuffer.append(
            quoteIdentifier(
                currentRowData.getTable().getDatabaseInfo(), tableColumnData.getName()));
        if (tableColumnData.getValueAsString() == null) {
          updateBuffer.append(" is null "); // $NON-NLS-1$
        } else {
          updateBuffer.append(" = "); // $NON-NLS-1$
          updateBuffer.append(getQuotedValue(tableColumnData));
        }
      }
    }
    updateBuffer.append(";\n"); // $NON-NLS-1$
    // if (generateCommit(currentRowData.getTable())) {
    // updateBuffer.append("COMMIT;");
    // }
    // ErrorManager.showInformationMessage(updateBuffer.toString());
    return updateBuffer.toString();
  }