SQL beautifier, format SQL in your own program

Add SQL format/beautify features in your own program in 5 minutes, 10 lines code with more than 80 format options. Formatted SQL query can be in plain text, or colored, syntax highlight in RTF or HTML.

pseudo code in C#:

using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Text;
using System.Windows.Forms;

using gudusoft.gsqlparser;
using gudusoft.gsqlparser.Units;

namespace formatsql
{
    public partial class Form1 : Form
    {
        public Form1()
        {
            InitializeComponent();
        }

        private void setupformatoptions()
        {
            //for more format options, please check document

            lzbasetype.gFmtOpt.Select_Columnlist_Style = TAlignStyle.asStacked;
            lzbasetype.gFmtOpt.Select_Columnlist_Comma = TLinefeedsCommaOption.lfAfterComma;
            lzbasetype.gFmtOpt.SelectItemInNewLine = false;
            lzbasetype.gFmtOpt.AlignAliasInSelectList = true;
            lzbasetype.gFmtOpt.TreatDistinctAsVirtualColumn = false;

            //setup more format options ...
            
            lzbasetype.gFmtOpt.linenumber_enabled = true;
        }

        private void setuphighlighterAttributes()
        {
            lzbasetype.gFmtOpt.HighlightingFontname = "Courier New";
            lzbasetype.gFmtOpt.HighlightingFontsize = 10;

            //for other elements you want to customize, please check document
            lzbasetype.gFmtOpt.HighlightingElements[(int)TLzHighlightingElement.sfkIdentifer].SetForegroundInRGB("#008000");
            lzbasetype.gFmtOpt.HighlightingElements[(int)TLzHighlightingElement.sfkIdentifer].StyleBold = true;
            lzbasetype.gFmtOpt.HighlightingElements[(int)TLzHighlightingElement.sfkIdentifer].StyleItalic = false;
            lzbasetype.gFmtOpt.HighlightingElements[(int)TLzHighlightingElement.sfkIdentifer].StyleStrikeout = false;
            lzbasetype.gFmtOpt.HighlightingElements[(int)TLzHighlightingElement.sfkIdentifer].StyleUnderline = false;

            //setup more elements attributes ....
        }


        private void btnFormatSQL_Click(object sender, EventArgs e)
        {
            tabControl1.SelectedIndex = 0;
            setupformatoptions();
            
            TGSqlParser sqlparser = new TGSqlParser(TDbVendor.DbVMssql);
            sqlparser.SqlText.Text = inputsql.Text;
            int i = sqlparser.PrettyPrint();
            if (i == 0)
            {
                outputsql.Text = sqlparser.FormattedSqlText.Text;
            }
            else
            {
                outputsql.Text = sqlparser.ErrorMessages;
            }
        }

        private void btnFormatSqlToHtml_Click(object sender, EventArgs e)
        {
            tabControl1.SelectedIndex = 1;
            setupformatoptions();
            setuphighlighterAttributes();

            TGSqlParser sqlparser = new TGSqlParser(TDbVendor.DbVMssql);
            sqlparser.SqlText.Text = inputsql.Text;
            webBrowser1.DocumentText = sqlparser.ToHtml(TOutputFmt.ofhtml);

        }

        private void btnFormatSQLInRTF_Click(object sender, EventArgs e)
        {
            tabControl1.SelectedIndex = 2;
            setupformatoptions();
            setuphighlighterAttributes();

            TGSqlParser sqlparser = new TGSqlParser(TDbVendor.DbVMssql);
            sqlparser.SqlText.Text = inputsql.Text;
            richTextBox1.Rtf = sqlparser.ToRTF(TOutputFmt.ofrtf);

        }
    }
}

Download this demo: SQL formatter with source code