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package hive;
/*
* Date: 13-8-16
*/
import gudusoft.gsqlparser.EDbVendor;
import gudusoft.gsqlparser.TGSqlParser;
import gudusoft.gsqlparser.stmt.TCreateViewSqlStatement;
import gudusoft.gsqlparser.stmt.TSelectSqlStatement;
import junit.framework.TestCase;
public class testCreateView extends TestCase {
public void test1(){
TGSqlParser sqlparser = new TGSqlParser(EDbVendor.dbvhive);
sqlparser.sqltext = "CREATE VIEW V4 AS\n" +
" SELECT src1.key, src2.value as value1, src3.value as value2\n" +
" FROM V1 src1 JOIN V2 src2 on src1.key = src2.key JOIN src src3 ON src2.key = src3.key;";
assertTrue(sqlparser.parse() == 0);
TCreateViewSqlStatement createView = (TCreateViewSqlStatement)sqlparser.sqlstatements.get(0);
assertTrue(createView.getViewName().toString().equalsIgnoreCase("V4"));
TSelectSqlStatement select = createView.getSubquery();
assertTrue(select.getResultColumnList().size() == 3);
}
}