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); } }
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); }