/// <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); } }
public virtual void TestDelete1() { var sql = "deLetE LOW_PRIORITY from id1.id , id using t1 a where col1 =? "; var lexer = new MySqlLexer(sql); var parser = new MySqlDmlDeleteParser(lexer, new MySqlExprParser(lexer)); var delete = parser.Delete(); parser.Match(MySqlToken.Eof); var output = Output2MySql(delete, sql); Assert.AreEqual("DELETE LOW_PRIORITY id1.id, id FROM t1 AS A WHERE col1 = ?", output); sql = "deLetE from id1.id using t1 "; lexer = new MySqlLexer(sql); parser = new MySqlDmlDeleteParser(lexer, new MySqlExprParser(lexer)); delete = parser.Delete(); parser.Match(MySqlToken.Eof); output = Output2MySql(delete, sql); Assert.AreEqual("DELETE id1.id FROM t1", output); sql = "delete from offer.*,wp_image.* using offer a,wp_image b where a.member_id=b.member_id and a.member_id='abc' "; lexer = new MySqlLexer(sql); parser = new MySqlDmlDeleteParser(lexer, new MySqlExprParser(lexer)); delete = parser.Delete(); parser.Match(MySqlToken.Eof); output = Output2MySql(delete, sql); Assert.AreEqual("DELETE offer.*, wp_image.* FROM offer AS A, wp_image AS B WHERE " + "a.member_id = b.member_id AND a.member_id = 'abc'", output); sql = "deLetE from id1.id where col1='adf' limit 1,?"; lexer = new MySqlLexer(sql); parser = new MySqlDmlDeleteParser(lexer, new MySqlExprParser(lexer)); delete = parser.Delete(); parser.Match(MySqlToken.Eof); output = Output2MySql(delete, sql); Assert.AreEqual("DELETE FROM id1.id WHERE col1 = 'adf' LIMIT 1, ?", output); sql = "deLetE from id where col1='adf' ordEr by d liMit ? offset 2"; lexer = new MySqlLexer(sql); parser = new MySqlDmlDeleteParser(lexer, new MySqlExprParser(lexer)); delete = parser.Delete(); parser.Match(MySqlToken.Eof); output = Output2MySql(delete, sql); Assert.AreEqual("DELETE FROM id WHERE col1 = 'adf' ORDER BY d LIMIT 2, ?", output); sql = "deLetE id.* from t1,t2 where col1='adf' and col2=1"; lexer = new MySqlLexer(sql); parser = new MySqlDmlDeleteParser(lexer, new MySqlExprParser(lexer)); delete = parser.Delete(); parser.Match(MySqlToken.Eof); output = Output2MySql(delete, sql); Assert.AreEqual("DELETE id.* FROM t1, t2 WHERE col1 = 'adf' AND col2 = 1", output); sql = "deLetE id,id.t from t1"; lexer = new MySqlLexer(sql); parser = new MySqlDmlDeleteParser(lexer, new MySqlExprParser(lexer)); delete = parser.Delete(); parser.Match(MySqlToken.Eof); output = Output2MySql(delete, sql); Assert.AreEqual("DELETE id, id.t FROM t1", output); sql = "deLetE from t1 where t1.id1='abc' order by a limit 5"; lexer = new MySqlLexer(sql); parser = new MySqlDmlDeleteParser(lexer, new MySqlExprParser(lexer)); delete = parser.Delete(); parser.Match(MySqlToken.Eof); output = Output2MySql(delete, sql); Assert.AreEqual("DELETE FROM t1 WHERE t1.id1 = 'abc' ORDER BY a LIMIT 0, 5", output); sql = "deLetE from t1"; lexer = new MySqlLexer(sql); parser = new MySqlDmlDeleteParser(lexer, new MySqlExprParser(lexer)); delete = parser.Delete(); parser.Match(MySqlToken.Eof); output = Output2MySql(delete, sql); Assert.AreEqual("DELETE FROM t1", output); sql = "deLetE ignore tb1.*,id1.t from t1"; lexer = new MySqlLexer(sql); parser = new MySqlDmlDeleteParser(lexer, new MySqlExprParser(lexer)); delete = parser.Delete(); parser.Match(MySqlToken.Eof); output = Output2MySql(delete, sql); Assert.AreEqual("DELETE IGNORE tb1.*, id1.t FROM t1", output); sql = "deLetE quick tb1.*,id1.t from t1"; lexer = new MySqlLexer(sql); parser = new MySqlDmlDeleteParser(lexer, new MySqlExprParser(lexer)); delete = parser.Delete(); parser.Match(MySqlToken.Eof); output = Output2MySql(delete, sql); Assert.AreEqual("DELETE QUICK tb1.*, id1.t FROM t1", output); }
public virtual void TestDelete1() { var sql = "deLetE LOW_PRIORITY from id1.id , id using t1 a where col1 =? "; var lexer = new MySqlLexer(sql); var parser = new MySqlDmlDeleteParser(lexer, new MySqlExprParser(lexer)); var delete = parser.Delete(); parser.Match(MySqlToken.Eof); var output = Output2MySql(delete, sql); Assert.AreEqual("DELETE LOW_PRIORITY id1.id, id FROM t1 AS A WHERE col1 = ?", output); sql = "deLetE from id1.id using t1 "; lexer = new MySqlLexer(sql); parser = new MySqlDmlDeleteParser(lexer, new MySqlExprParser(lexer)); delete = parser.Delete(); parser.Match(MySqlToken.Eof); output = Output2MySql(delete, sql); Assert.AreEqual("DELETE id1.id FROM t1", output); sql = "delete from offer.*,wp_image.* using offer a,wp_image b where a.member_id=b.member_id and a.member_id='abc' "; lexer = new MySqlLexer(sql); parser = new MySqlDmlDeleteParser(lexer, new MySqlExprParser(lexer)); delete = parser.Delete(); parser.Match(MySqlToken.Eof); output = Output2MySql(delete, sql); Assert.AreEqual("DELETE offer.*, wp_image.* FROM offer AS A, wp_image AS B WHERE " + "a.member_id = b.member_id AND a.member_id = 'abc'", output); sql = "deLetE from id1.id where col1='adf' limit 1,?"; lexer = new MySqlLexer(sql); parser = new MySqlDmlDeleteParser(lexer, new MySqlExprParser(lexer)); delete = parser.Delete(); parser.Match(MySqlToken.Eof); output = Output2MySql(delete, sql); Assert.AreEqual("DELETE FROM id1.id WHERE col1 = 'adf' LIMIT 1, ?", output); sql = "deLetE from id where col1='adf' ordEr by d liMit ? offset 2"; lexer = new MySqlLexer(sql); parser = new MySqlDmlDeleteParser(lexer, new MySqlExprParser(lexer)); delete = parser.Delete(); parser.Match(MySqlToken.Eof); output = Output2MySql(delete, sql); Assert.AreEqual("DELETE FROM id WHERE col1 = 'adf' ORDER BY d LIMIT 2, ?", output); sql = "deLetE id.* from t1,t2 where col1='adf' and col2=1"; lexer = new MySqlLexer(sql); parser = new MySqlDmlDeleteParser(lexer, new MySqlExprParser(lexer)); delete = parser.Delete(); parser.Match(MySqlToken.Eof); output = Output2MySql(delete, sql); Assert.AreEqual("DELETE id.* FROM t1, t2 WHERE col1 = 'adf' AND col2 = 1", output); sql = "deLetE id,id.t from t1"; lexer = new MySqlLexer(sql); parser = new MySqlDmlDeleteParser(lexer, new MySqlExprParser(lexer)); delete = parser.Delete(); parser.Match(MySqlToken.Eof); output = Output2MySql(delete, sql); Assert.AreEqual("DELETE id, id.t FROM t1", output); sql = "deLetE from t1 where t1.id1='abc' order by a limit 5"; lexer = new MySqlLexer(sql); parser = new MySqlDmlDeleteParser(lexer, new MySqlExprParser(lexer)); delete = parser.Delete(); parser.Match(MySqlToken.Eof); output = Output2MySql(delete, sql); Assert.AreEqual("DELETE FROM t1 WHERE t1.id1 = 'abc' ORDER BY a LIMIT 0, 5", output); sql = "deLetE from t1"; lexer = new MySqlLexer(sql); parser = new MySqlDmlDeleteParser(lexer, new MySqlExprParser(lexer)); delete = parser.Delete(); parser.Match(MySqlToken.Eof); output = Output2MySql(delete, sql); Assert.AreEqual("DELETE FROM t1", output); sql = "deLetE ignore tb1.*,id1.t from t1"; lexer = new MySqlLexer(sql); parser = new MySqlDmlDeleteParser(lexer, new MySqlExprParser(lexer)); delete = parser.Delete(); parser.Match(MySqlToken.Eof); output = Output2MySql(delete, sql); Assert.AreEqual("DELETE IGNORE tb1.*, id1.t FROM t1", output); sql = "deLetE quick tb1.*,id1.t from t1"; lexer = new MySqlLexer(sql); parser = new MySqlDmlDeleteParser(lexer, new MySqlExprParser(lexer)); delete = parser.Delete(); parser.Match(MySqlToken.Eof); output = Output2MySql(delete, sql); Assert.AreEqual("DELETE QUICK tb1.*, id1.t FROM t1", output); }