package com.alipay.zdal.test.ut.sqlparser.oracle;
import org.junit.Test;
import junit.framework.Assert;
import com.alipay.zdal.parser.sql.ast.statement.SQLSelectStatement;
import com.alipay.zdal.parser.sql.dialect.oracle.parser.OracleStatementParser;
public class OracleFlashbackQueryTest {
@Test
public void test_isEmpty() throws Exception {
String sql = "SELECT salary FROM employees AS OF TIMESTAMP (SYSTIMESTAMP - INTERVAL '1' DAY) WHERE last_name = 'Chung';";
String expect = "SELECT salary\n" + "FROM employees\n"
+ "AS OF TIMESTAMP (SYSTIMESTAMP - INTERVAL '1' DAY)\n"
+ "WHERE last_name = 'Chung';\n";
OracleStatementParser parser = new OracleStatementParser(sql);
SQLSelectStatement stmt = (SQLSelectStatement) parser.parseStatementList().get(0);
String text = TestUtils.outputOracle(stmt);
Assert.assertEquals(expect, text);
System.out.println(text);
}
}