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Code Issues Releases Wiki Activity

hbase support

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温少
2012-05-19 17:20:58 +08:00
parent 07484e50b1
commit 36b7a7a980
7 changed files with 152 additions and 40 deletions
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src/main/java/com/alibaba/druid/hbase/exec/SingleTableQueryExecutePlan.java
+18 -4
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@@ -18,6 +18,7 @@ import org.apache.hadoop.hbase.util.Bytes;
import com.alibaba.druid.hbase.HBaseConnection;
import com.alibaba.druid.hbase.HBasePreparedStatement;
import com.alibaba.druid.hbase.HBaseResultSet;
import com.alibaba.druid.hbase.HBaseResultSetMetaData;
import com.alibaba.druid.sql.ast.SQLExpr;
import com.alibaba.druid.sql.ast.expr.SQLBinaryOpExpr;
import com.alibaba.druid.sql.ast.expr.SQLBinaryOperator;
@@ -26,10 +27,12 @@ import com.alibaba.druid.sql.visitor.SQLEvalVisitorUtils;
public class SingleTableQueryExecutePlan extends SingleTableExecutePlan {
private List<String> columeNames = new ArrayList<String>();
private List<SQLExpr> conditions = new ArrayList<SQLExpr>();
private List<String> columeNames = new ArrayList<String>();
private List<SQLExpr> conditions = new ArrayList<SQLExpr>();
private byte[] family = Bytes.toBytes("d");
private byte[] family = Bytes.toBytes("d");
private HBaseResultSetMetaData resultMetaData;
public List<SQLExpr> getConditions() {
return conditions;
@@ -47,6 +50,14 @@ public class SingleTableQueryExecutePlan extends SingleTableExecutePlan {
return columeNames;
}
public HBaseResultSetMetaData getResultMetaData() {
return resultMetaData;
}
public void setResultMetaData(HBaseResultSetMetaData resultMetaData) {
this.resultMetaData = resultMetaData;
}
@Override
public HBaseResultSet executeQuery(HBasePreparedStatement statement) throws SQLException {
try {
@@ -100,7 +111,10 @@ public class SingleTableQueryExecutePlan extends SingleTableExecutePlan {
ResultScanner scanner = htable.getScanner(scan);
return new HBaseResultSet(statement, htable, scanner);
HBaseResultSet resultSet = new HBaseResultSet(statement, htable, scanner);
resultSet.setMetaData(resultMetaData);
return resultSet;
} catch (SQLException e) {
throw e;
} catch (Exception e) {