public virtual void TestTruncate()
{
var sql = "Truncate table tb1";
var lexer = new MySqlLexer(sql);
var parser = new MySqlDdlParser(lexer, new MySqlExprParser(lexer));
IDdlStatement trun = parser.Truncate();
parser.Match(MySqlToken.Eof);
var output = Output2MySql(trun, sql);
Assert.AreEqual("TRUNCATE TABLE tb1", output);
sql = "Truncate tb1";
lexer = new MySqlLexer(sql);
parser = new MySqlDdlParser(lexer, new MySqlExprParser(lexer));
trun = parser.Truncate();
parser.Match(MySqlToken.Eof);
output = Output2MySql(trun, sql);
Assert.AreEqual("TRUNCATE TABLE tb1", output);
}
public virtual void TestDdlStmt()
{
var sql = "alTer ignore table tb_name";
var lexer = new MySqlLexer(sql);
var parser = new MySqlDdlParser(lexer, new MySqlExprParser(lexer));
var dst = parser.DdlStmt();
sql = "alTeR table tb_name";
lexer = new MySqlLexer(sql);
parser = new MySqlDdlParser(lexer, new MySqlExprParser(lexer));
dst = parser.DdlStmt();
sql = "crEate temporary tabLe if not exists tb_name";
lexer = new MySqlLexer(sql);
parser = new MySqlDdlParser(lexer, new MySqlExprParser(lexer));
dst = parser.DdlStmt();
sql = "crEate tabLe if not exists tb_name";
lexer = new MySqlLexer(sql);
parser = new MySqlDdlParser(lexer, new MySqlExprParser(lexer));
dst = parser.DdlStmt();
sql = "crEate temporary tabLe tb_name";
lexer = new MySqlLexer(sql);
parser = new MySqlDdlParser(lexer, new MySqlExprParser(lexer));
dst = parser.DdlStmt();
sql = "crEate unique index index_name on tb(col(id)) desc";
lexer = new MySqlLexer(sql);
parser = new MySqlDdlParser(lexer, new MySqlExprParser(lexer));
dst = parser.DdlStmt();
sql = "crEate fulltext index index_name on tb(col(id))";
lexer = new MySqlLexer(sql);
parser = new MySqlDdlParser(lexer, new MySqlExprParser(lexer));
dst = parser.DdlStmt();
sql = "crEate spatial index index_name on tb(col(id))";
lexer = new MySqlLexer(sql);
parser = new MySqlDdlParser(lexer, new MySqlExprParser(lexer));
dst = parser.DdlStmt();
sql = "crEate index index_name using hash on tb(col(id))";
lexer = new MySqlLexer(sql);
parser = new MySqlDdlParser(lexer, new MySqlExprParser(lexer));
dst = parser.DdlStmt();
sql = "drop index index_name on tb1";
lexer = new MySqlLexer(sql);
parser = new MySqlDdlParser(lexer, new MySqlExprParser(lexer));
dst = parser.DdlStmt();
var output = Output2MySql(dst, sql);
Assert.AreEqual("DROP INDEX index_name ON tb1", output);
sql = "drop temporary tabLe if exists tb1,tb2,tb3 restrict";
lexer = new MySqlLexer(sql);
parser = new MySqlDdlParser(lexer, new MySqlExprParser(lexer));
dst = parser.DdlStmt();
output = Output2MySql(dst, sql);
Assert.AreEqual("DROP TEMPORARY TABLE IF EXISTS tb1, tb2, tb3 RESTRICT", output);
sql = "drop temporary tabLe if exists tb1,tb2,tb3 cascade";
lexer = new MySqlLexer(sql);
parser = new MySqlDdlParser(lexer, new MySqlExprParser(lexer));
dst = parser.DdlStmt();
output = Output2MySql(dst, sql);
Assert.AreEqual("DROP TEMPORARY TABLE IF EXISTS tb1, tb2, tb3 CASCADE", output);
sql = "drop temporary tabLe if exists tb1 cascade";
lexer = new MySqlLexer(sql);
parser = new MySqlDdlParser(lexer, new MySqlExprParser(lexer));
dst = parser.DdlStmt();
output = Output2MySql(dst, sql);
Assert.AreEqual("DROP TEMPORARY TABLE IF EXISTS tb1 CASCADE", output);
sql = "drop tabLe if exists tb1 cascade";
lexer = new MySqlLexer(sql);
parser = new MySqlDdlParser(lexer, new MySqlExprParser(lexer));
dst = parser.DdlStmt();
output = Output2MySql(dst, sql);
Assert.AreEqual("DROP TABLE IF EXISTS tb1 CASCADE", output);
sql = "drop temporary tabLe tb1 cascade";
lexer = new MySqlLexer(sql);
parser = new MySqlDdlParser(lexer, new MySqlExprParser(lexer));
dst = parser.DdlStmt();
output = Output2MySql(dst, sql);
Assert.AreEqual("DROP TEMPORARY TABLE tb1 CASCADE", output);
sql = "rename table tb1 to ntb1,tb2 to ntb2";
lexer = new MySqlLexer(sql);
parser = new MySqlDdlParser(lexer, new MySqlExprParser(lexer));
dst = parser.DdlStmt();
output = Output2MySql(dst, sql);
Assert.AreEqual("RENAME TABLE tb1 TO ntb1, tb2 TO ntb2", output);
sql = "rename table tb1 to ntb1";
lexer = new MySqlLexer(sql);
parser = new MySqlDdlParser(lexer, new MySqlExprParser(lexer));
dst = parser.DdlStmt();
output = Output2MySql(dst, sql);
Assert.AreEqual("RENAME TABLE tb1 TO ntb1", 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);
}
}
