{*********************************************************}
{                                                         }
{                 Zeos Database Objects                   }
{            SQLite Statements Analysing classes          }
{                                                         }
{          Originally written by Sergey Seroukhov         }
{                                                         }
{*********************************************************}

{@********************************************************}
{    Copyright (c) 1999-2020 Zeos Development Group       }
{                                                         }
{ License Agreement:                                      }
{                                                         }
{ This library is distributed in the hope that it will be }
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{ distributed under the Library GNU General Public        }
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{ independent modules to produce an executable,           }
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{                                                         }
{                                                         }
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{                                                         }
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{                                                         }
{                                                         }
{                                 Zeos Development Group. }
{********************************************************@}

unit ZSqLiteAnalyser;

interface

{$I ZParseSql.inc}

{$IFNDEF ZEOS_DISABLE_SQLITE}

uses Classes, ZGenericSqlAnalyser;

type

  {** Implements an SQLite statements analyser. }
  TZSQLiteStatementAnalyser = class (TZGenericStatementAnalyser)
  public
    constructor Create;
  end;

{$ENDIF ZEOS_DISABLE_SQLITE}

implementation

{$IFNDEF ZEOS_DISABLE_SQLITE}

const
  {** The generic constants.}
  SQLiteSectionNames: array[0..11] of string = (
    'SELECT', 'UPDATE', 'DELETE', 'INSERT', 'FROM',
    'WHERE', 'INTO', 'GROUP*BY', 'HAVING', 'ORDER*BY',
    'OFFSET', 'LIMIT'
  );
  SQLiteSelectOptions: array[0..1] of string = (
    'DISTINCT', 'ALL'
  );
  SQLiteFromJoins: array[0..7] of string = (
    'NATURAL', 'RIGHT', 'LEFT', 'FULL', 'INNER', 'OUTER', 'JOIN', 'CROSS'
  );
  SQLiteFromClauses: array[0..1] of string = (
    'ON', 'USING'
  );

{ TZSQLiteStatementAnalyser }

{**
  Creates the object and assignes the main properties.
}
constructor TZSQLiteStatementAnalyser.Create;
begin
  SectionNames := ArrayToStrings(SQLiteSectionNames);
  SelectOptions := ArrayToStrings(SQLiteSelectOptions);
  FromJoins := ArrayToStrings(SQLiteFromJoins);
  FromClauses := ArrayToStrings(SQLiteFromClauses);
end;

{$ENDIF ZEOS_DISABLE_SQLITE}
end.

