package com.alipay.zdal.test.ut.sqlparser.oracle;
import java.util.List;
import org.junit.Test;
import junit.framework.Assert;
import com.alipay.zdal.parser.sql.ast.SQLStatement;
import com.alipay.zdal.parser.sql.dialect.oracle.parser.OracleStatementParser;
import com.alipay.zdal.parser.sql.stat.TableStat;
import com.alipay.zdal.parser.visitor.ZdalOracleSchemaStatVisitor;
public class OracleSelectTest18 {
@Test
public void test_0() throws Exception {
String sql = //
"begin "
+ //
" select min(snap_id), max(snap_id), "
+ //
" to_char(max(begin_interval_time + 16/24), 'yyyy-mm-dd hh24:mi:ss'),"
+ //
" to_char(max(end_interval_time + 16/24), 'yyyy-mm-dd hh24:mi:ss') "
+ //
" into :bid, :eid, :bst, :est "
+ //
" from (select snap_id, begin_interval_time, end_interval_time"
+ //
" from v$instance a,dba_hist_snapshot b"
+ //
" where a.INSTANCE_NUMBER=b.INSTANCE_NUMBER and begin_interval_time >= sysdate - 150/1440"
+ //
" order by snap_id desc" + //
" )" + //
" where rownum < 3; " + //
" select 'awr_'||:bid||'_'||:eid||'.html' into :awr from dual; " + //
"end;"; //
OracleStatementParser parser = new OracleStatementParser(sql);
List<SQLStatement> statementList = parser.parseStatementList();
SQLStatement statemen = statementList.get(0);
Assert.assertEquals(1, statementList.size());
ZdalOracleSchemaStatVisitor visitor = new ZdalOracleSchemaStatVisitor();
statemen.accept(visitor);
System.out.println("Tables : " + visitor.getTables());
System.out.println("fields : " + visitor.getColumns());
System.out.println("alias : " + visitor.getAliasMap());
System.out.println("conditions : " + visitor.getConditions());
System.out.println("orderBy : " + visitor.getOrderByColumns());
System.out.println("groupBy : " + visitor.getGroupByColumns());
System.out.println("variant : " + visitor.getVariants());
System.out.println("relationShip : " + visitor.getRelationships());
System.out.println("rownums : " + visitor.getRownums());
Assert.assertEquals(2, visitor.getTables().size());
Assert.assertTrue(visitor.getTables().containsKey(new TableStat.Name("v$instance")));
Assert.assertTrue(visitor.getTables().containsKey(new TableStat.Name("dba_hist_snapshot")));
Assert.assertEquals(5, visitor.getColumns().size());
// Assert.assertTrue(visitor.getColumns().contains(new TableStat.Column("pivot_table", "*")));
// Assert.assertTrue(visitor.getColumns().contains(new TableStat.Column("pivot_table", "YEAR")));
// Assert.assertTrue(visitor.getColumns().contains(new TableStat.Column("pivot_table", "order_mode")));
}
}