public virtual void TestUpdate()
{
var sql = "upDate LOw_PRIORITY IGNORE test.t1 sEt t1.col1=?, col2=DefaulT";
var lexer = new MySqlLexer(sql);
var parser = new MySqlDmlUpdateParser(lexer, new MySqlExprParser(lexer));
var update = parser.Update();
var output = Output2MySql(update, sql);
Assert.IsNotNull(update);
Assert.AreEqual("UPDATE LOW_PRIORITY IGNORE test.t1 SET t1.col1 = ?, col2 = DEFAULT", output);
sql = "upDate IGNORE (t1) set col2=DefaulT order bY t1.col2 ";
lexer = new MySqlLexer(sql);
parser = new MySqlDmlUpdateParser(lexer, new MySqlExprParser(lexer));
update = parser.Update();
output = Output2MySql(update, sql);
Assert.AreEqual("UPDATE IGNORE t1 SET col2 = DEFAULT ORDER BY t1.col2", output);
sql = "upDate (test.t1) SET col2=DefaulT order bY t1.col2 limit ? offset 1";
lexer = new MySqlLexer(sql);
parser = new MySqlDmlUpdateParser(lexer, new MySqlExprParser(lexer));
update = parser.Update();
output = Output2MySql(update, sql);
Assert.AreEqual("UPDATE test.t1 SET col2 = DEFAULT ORDER BY t1.col2 LIMIT 1, ?", output);
sql = "upDate LOW_PRIORITY t1, test.t2 SET col2=DefaulT , col2='123''4'";
lexer = new MySqlLexer(sql);
parser = new MySqlDmlUpdateParser(lexer, new MySqlExprParser(lexer));
update = parser.Update();
output = Output2MySql(update, sql);
Assert.AreEqual("UPDATE LOW_PRIORITY t1, test.t2 SET col2 = DEFAULT, col2 = '123\\'4'", output);
sql = "upDate LOW_PRIORITY t1, test.t2 SET col2:=DefaulT , col2='123''4' where id='a'";
lexer = new MySqlLexer(sql);
parser = new MySqlDmlUpdateParser(lexer, new MySqlExprParser(lexer));
update = parser.Update();
output = Output2MySql(update, sql);
Assert.AreEqual("UPDATE LOW_PRIORITY t1, test.t2 SET col2 = DEFAULT, col2 = '123\\'4' WHERE id = 'a'",
output);
}
public virtual void TestUpdate()
{
var sql = "upDate LOw_PRIORITY IGNORE test.t1 sEt t1.col1=?, col2=DefaulT";
var lexer = new MySqlLexer(sql);
var parser = new MySqlDmlUpdateParser(lexer, new MySqlExprParser(lexer));
var update = parser.Update();
var output = Output2MySql(update, sql);
Assert.IsNotNull(update);
Assert.AreEqual("UPDATE LOW_PRIORITY IGNORE test.t1 SET t1.col1 = ?, col2 = DEFAULT", output);
sql = "upDate IGNORE (t1) set col2=DefaulT order bY t1.col2 ";
lexer = new MySqlLexer(sql);
parser = new MySqlDmlUpdateParser(lexer, new MySqlExprParser(lexer));
update = parser.Update();
output = Output2MySql(update, sql);
Assert.AreEqual("UPDATE IGNORE t1 SET col2 = DEFAULT ORDER BY t1.col2", output);
sql = "upDate (test.t1) SET col2=DefaulT order bY t1.col2 limit ? offset 1";
lexer = new MySqlLexer(sql);
parser = new MySqlDmlUpdateParser(lexer, new MySqlExprParser(lexer));
update = parser.Update();
output = Output2MySql(update, sql);
Assert.AreEqual("UPDATE test.t1 SET col2 = DEFAULT ORDER BY t1.col2 LIMIT 1, ?", output);
sql = "upDate LOW_PRIORITY t1, test.t2 SET col2=DefaulT , col2='123''4'";
lexer = new MySqlLexer(sql);
parser = new MySqlDmlUpdateParser(lexer, new MySqlExprParser(lexer));
update = parser.Update();
output = Output2MySql(update, sql);
Assert.AreEqual("UPDATE LOW_PRIORITY t1, test.t2 SET col2 = DEFAULT, col2 = '123\\'4'", output);
sql = "upDate LOW_PRIORITY t1, test.t2 SET col2:=DefaulT , col2='123''4' where id='a'";
lexer = new MySqlLexer(sql);
parser = new MySqlDmlUpdateParser(lexer, new MySqlExprParser(lexer));
update = parser.Update();
output = Output2MySql(update, sql);
Assert.AreEqual("UPDATE LOW_PRIORITY t1, test.t2 SET col2 = DEFAULT, col2 = '123\\'4' WHERE id = 'a'",
output);
}
/// <exception cref="System.SqlSyntaxErrorException" />
public static ISqlStatement Parse(string sql, MySqlLexer lexer, string charset)
{
try
{
ISqlStatement stmt = null;
var isEof = true;
var exprParser = new MySqlExprParser(lexer, charset);
switch (lexer.Token())
{
case MySqlToken.KwDesc:
case MySqlToken.KwDescribe:
{
stmt = new MySqlDalParser(lexer, exprParser).Desc();
goto stmtSwitch_break;
}
case MySqlToken.KwSelect:
case MySqlToken.PuncLeftParen:
{
stmt = new MySqlDmlSelectParser(lexer, exprParser).SelectUnion();
goto stmtSwitch_break;
}
case MySqlToken.KwDelete:
{
stmt = new MySqlDmlDeleteParser(lexer, exprParser).Delete();
goto stmtSwitch_break;
}
case MySqlToken.KwInsert:
{
stmt = new MySqlDmlInsertParser(lexer, exprParser).Insert();
goto stmtSwitch_break;
}
case MySqlToken.KwReplace:
{
stmt = new MySqlDmlReplaceParser(lexer, exprParser).Replace();
goto stmtSwitch_break;
}
case MySqlToken.KwUpdate:
{
stmt = new MySqlDmlUpdateParser(lexer, exprParser).Update();
goto stmtSwitch_break;
}
case MySqlToken.KwCall:
{
stmt = new MySqlDmlCallParser(lexer, exprParser).Call();
goto stmtSwitch_break;
}
case MySqlToken.KwSet:
{
stmt = new MySqlDalParser(lexer, exprParser).Set();
goto stmtSwitch_break;
}
case MySqlToken.KwShow:
{
stmt = new MySqlDalParser(lexer, exprParser).Show();
goto stmtSwitch_break;
}
case MySqlToken.KwAlter:
case MySqlToken.KwCreate:
case MySqlToken.KwDrop:
case MySqlToken.KwRename:
{
stmt = new MySqlDdlParser(lexer, exprParser).DdlStmt();
isEof = IsEOFedDdl(stmt);
goto stmtSwitch_break;
}
case MySqlToken.KwRelease:
{
stmt = new MySqlMtsParser(lexer).Release();
goto stmtSwitch_break;
}
case MySqlToken.Identifier:
{
var si = SpecialIdentifier.None;
if ((si = SpecialIdentifiers[lexer.GetStringValueUppercase()]) != SpecialIdentifier.None)
{
switch (si)
{
case SpecialIdentifier.Truncate:
{
stmt = new MySqlDdlParser(lexer, exprParser).Truncate();
goto stmtSwitch_break;
}
case SpecialIdentifier.Savepoint:
{
stmt = new MySqlMtsParser(lexer).Savepoint();
goto stmtSwitch_break;
}
case SpecialIdentifier.Rollback:
{
stmt = new MySqlMtsParser(lexer).Rollback();
goto stmtSwitch_break;
}
}
}
goto default;
}
default:
{
throw new SqlSyntaxErrorException("sql is not a supported statement");
}
}
stmtSwitch_break:
;
if (isEof)
{
while (lexer.Token() == MySqlToken.PuncSemicolon)
{
lexer.NextToken();
}
if (lexer.Token() != MySqlToken.Eof)
{
throw new SqlSyntaxErrorException("Sql syntax error!");
}
}
return stmt;
}
catch (Exception e)
{
throw new SqlSyntaxErrorException(BuildErrorMsg(e, lexer, sql), e);
}
}
