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v1.2.10

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andy
2022-12-11 15:08:41 +00:00
parent 5f2a181baa
commit ea5e27a5b3
137 changed files with 1178 additions and 751 deletions
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SaxoniteStandardBase/Base/App/SaxDbDfn_Support.cs
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using Sarand.Net.Standard.Base.Core;
using Sarand.Net.Standard.Base.Dbas;
using Sarand.Net.Standard.Base.Utils;
using System;
using System.Collections.Generic;
using System.Linq;
//---------------------------------------------------------------------------
// Code generated by Sarand Database Utilities Tue 6-Dec-2022 18:22:59
//---------------------------------------------------------------------------
namespace Saxonite.Base.App
{
public class SaxDbDfn_Support
{
//-------------------------------------------------------------------
// Table identifiers.
public enum TableIdx
{
Unknown = 0,
}
//-------------------------------------------------------------------
// Column identifiers.
public enum ColumnIdx
{
Unknown = 0,
}
//-------------------------------------------------------------------
// Data members.
private static readonly int tableCount = 0;
private static readonly int columnCount = 0;
private static ulong maxTextLen = 0;
//-------------------------------------------------------------------
// Retrieve Table details (eg. name: 'Company').
public static int GetTableCount ()
{
return tableCount;
}
public static String GetTableName (TableIdx table, bool delimitReservedWords = true)
{
int tableIdx = (int)table - 1;
if (tableIdx < 0 || tableIdx >= tableCount) return String.Empty;
String tableName = tables[(int)tableIdx];
if (delimitReservedWords) tableName = DelimitReservedWord(tableName);
return tableName;
}
//-------------------------------------------------------------------
// Identify the table that corresponds with the specified column.
public static TableIdx GetTableForColumn (ColumnIdx column)
{
int columnIdx = (int)column - 1;
if (columnIdx < 0 || columnIdx >= columnCount) return TableIdx.Unknown;
return columns[columnIdx].TableIdx;
}
//-------------------------------------------------------------------
// Retrieve the specified Column's name (Qualified include table name: '(<Table>.Column>)').
public static String GetColumnName (ColumnIdx column, bool delimitReservedWords = true)
{
int columnIdx = (int)column - 1;
if (columnIdx < 0 || columnIdx >= columnCount) return String.Empty;
String columnName = columns[columnIdx].Name;
if (delimitReservedWords) columnName = DelimitReservedWord(columnName);
return columnName;
}
public static String GetColumnNameQual (ColumnIdx column, String tableAlias = "", bool braces = false)
{
String columnName = GetColumnName(column);
if (!String.IsNullOrEmpty(columnName))
{
String tableName = StringUtil.EmptyOnNull(tableAlias);
if (tableName.IsEmpty()) tableName = GetTableName(GetTableForColumn(column));
columnName = tableName + (tableName.Length > 0 ? "." : "") + columnName;
if (braces)
columnName = "(" + columnName + ")";
}
return columnName;
}
//-------------------------------------------------------------------
// Reserved words.
private static DbReservedWordDelim reservedWordDelim = DbReservedWordDelim.SquareBrackets;
public static void SetReservedWordDelim (DbReservedWordDelim reservedWordDelim)
{
SaxDbDfn_Support.reservedWordDelim = reservedWordDelim;
}
public static bool IsReservedWord (String word)
{
if (String.IsNullOrEmpty(word)) return false;
if (reservedWords.Contains(word, StringComparer.OrdinalIgnoreCase)) return true;
return false;
}
public static String DelimitReservedWord (String word)
{
if (!IsReservedWord(word)) return word;
switch (reservedWordDelim)
{
case DbReservedWordDelim.None:
break;
case DbReservedWordDelim.DoubleQuotes:
word = "\"" + word + "\"";
break;
case DbReservedWordDelim.SquareBrackets:
default:
word = "[" + word + "]";
break;
}
return word;
}
//-------------------------------------------------------------------
// Retrieve information about the specified Column.
public static DbColumnDataType GetColDataType (ColumnIdx column)
{
int columnIdx = (int)column - 1;
if (columnIdx < 0 || columnIdx >= columnCount) return DbColumnDataType.Unknown;
return columns[columnIdx].DataType;
}
public static short GetColNativeDataType (ColumnIdx column)
{
int columnIdx = (int)column - 1;
if (columnIdx < 0 || columnIdx >= columnCount) return 0;
return columns[columnIdx].NativeDataType;
}
public static void SetMaxTextLen (ulong maxTextLen)
{
SaxDbDfn_Support.maxTextLen = maxTextLen;
}
public static bool IsColFmtText (ColumnIdx column)
{
int columnIdx = (int)column - 1;
if (columnIdx < 0 || columnIdx >= columnCount) return false;
return (columns[columnIdx].DataType == DbColumnDataType.VarChar);
}
public static ulong GetColTextLen (ColumnIdx column)
{
int columnIdx = (int)column - 1;
if (columnIdx < 0 || columnIdx >= columnCount) return 0;
if (columns[columnIdx].DataType == DbColumnDataType.VarChar)
{
ulong textLen = columns[columnIdx].DataLen;
if (maxTextLen > 0 && textLen > maxTextLen) textLen = maxTextLen;
return textLen;
}
return 0;
}
public static bool IsColFmtBool (ColumnIdx column)
{
int columnIdx = (int)column - 1;
if (columnIdx < 0 || columnIdx >= columnCount) return false;
return (columns[columnIdx].DataType == DbColumnDataType.Bit);
}
public static bool IsColFmtNumeric (ColumnIdx column)
{
int columnIdx = (int)column - 1;
if (columnIdx < 0 || columnIdx >= columnCount) return false;
switch (columns[columnIdx].DataType)
{
case DbColumnDataType.TinyInt:
case DbColumnDataType.SmallInt:
case DbColumnDataType.Int:
case DbColumnDataType.BigInt:
case DbColumnDataType.Single:
case DbColumnDataType.Double:
case DbColumnDataType.Decimal:
return true;
}
return false;
}
//-------------------------------------------------------------------
// Table definitions.
private static readonly String[] tables =
{
};
//-------------------------------------------------------------------
// Table column definitions.
private class ColumnDfn
{
internal TableIdx TableIdx { get; set; }
internal String Name { get; set; }
internal DbColumnDataType DataType { get; set; }
internal short NativeDataType { get; set; }
internal bool IsIdentity { get; set; }
internal ulong DataLen { get; set; }
internal ColumnDfn (int tableIdx, String name, int dataType, short nativeDataType, bool isIdentity, ulong dataLen)
{
this.TableIdx = (TableIdx)tableIdx;
this.Name = name;
this.DataType = (DbColumnDataType)dataType;
this.NativeDataType = nativeDataType;
this.IsIdentity = isIdentity;
this.DataLen = dataLen;
}
}
//-------------------------------------------------------------------
private static readonly ColumnDfn[] columns =
{
};
//-------------------------------------------------------------------
// Reserved words.
private static readonly List<String> reservedWords = new List<String>()
{
"ADD",
"ALL",
"ALTER",
"AND",
"ANY",
"AS",
"ASC",
"AVG",
"BEGIN",
"BETWEEN",
"BY",
"CASE",
"CAST",
"COLUMN",
"COMMIT",
"CONSTRAINT",
"CONVERT",
"COUNT",
"CREATE",
"CURRENCY",
"DEFAULT",
"DELETE",
"DESC",
"DISTINCT",
"DROP",
"ELSE",
"END",
"EXECUTE",
"EXISTS",
"FALSE",
"FROM",
"GRANT",
"GROUP",
"HAVING",
"IN",
"INDEX",
"INNER",
"INSERT",
"INTO",
"IS",
"JOIN",
"KEY",
"LEFT",
"LIKE",
"MAX",
"MIN",
"NOT",
"NULL",
"ON",
"OR",
"ORDER",
"OUTER",
"OUTPUT",
"PRIMARY",
"PROCEDURE",
"REVOKE",
"ROLLBACK",
"ROWCOUNT",
"SELECT",
"SET",
"SQL",
"SUM",
"TABLE",
"THEN",
"TRANSACTION",
"TRUE",
"UNION",
"UNIQUE",
"UPDATE",
"USER",
"VALUES",
"VIEW",
"WHEN",
"WHERE",
};
//-------------------------------------------------------------------
}
}