bug fixed for SchemaStat

This commit is contained in:
wenshao
2014-10-01 04:46:42 +08:00
parent d425942658
commit fcc6fcaa9b
3 changed files with 39 additions and 2 deletions
@@ -202,6 +202,7 @@ public class SQLSelectParser extends SQLParser {
for (;;) {
SQLWithSubqueryClause.Entry entry = new SQLWithSubqueryClause.Entry();
entry.setParent(withQueryClause);
entry.setName((SQLIdentifierExpr) this.exprParser.name());
if (lexer.token() == Token.LPAREN) {
@@ -83,6 +83,7 @@ import com.alibaba.druid.sql.ast.statement.SQLTableElement;
import com.alibaba.druid.sql.ast.statement.SQLTruncateStatement;
import com.alibaba.druid.sql.ast.statement.SQLUpdateStatement;
import com.alibaba.druid.sql.ast.statement.SQLUseStatement;
import com.alibaba.druid.sql.ast.statement.SQLWithSubqueryClause;
import com.alibaba.druid.stat.TableStat;
import com.alibaba.druid.stat.TableStat.Column;
import com.alibaba.druid.stat.TableStat.Condition;
@@ -872,6 +873,32 @@ public class SchemaStatVisitor extends SQLASTVisitorAdapter {
public void endVisit(SQLSelectStatement x) {
}
@Override
public boolean visit(SQLWithSubqueryClause.Entry x) {
String alias = x.getName().toString();
Map<String, String> aliasMap = getAliasMap();
SQLWithSubqueryClause with = (SQLWithSubqueryClause) x.getParent();
if (Boolean.TRUE == with.getRecursive()) {
if (aliasMap != null && alias != null) {
aliasMap.put(alias, null);
subQueryMap.put(alias, x.getSubQuery().getQuery());
}
x.getSubQuery().accept(this);
} else {
x.getSubQuery().accept(this);
if (aliasMap != null && alias != null) {
aliasMap.put(alias, null);
subQueryMap.put(alias, x.getSubQuery().getQuery());
}
}
return false;
}
public boolean visit(SQLSubqueryTableSource x) {
x.getSelect().accept(this);