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Code Issues Releases Wiki Activity

improved sql parser.

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This commit is contained in:
wenshao
2017-08-02 01:24:43 +08:00
parent 7042c7aff3
commit 10de17ba8a
14 changed files with 546 additions and 221 deletions
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src/main/java/com/alibaba/druid/sql/parser/SQLStatementParser.java
+12 -6
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@@ -19,11 +19,7 @@ import java.sql.SQLException;
import java.util.ArrayList;
import java.util.List;
import com.alibaba.druid.sql.ast.SQLExpr;
import com.alibaba.druid.sql.ast.SQLHint;
import com.alibaba.druid.sql.ast.SQLName;
import com.alibaba.druid.sql.ast.SQLObject;
import com.alibaba.druid.sql.ast.SQLStatement;
import com.alibaba.druid.sql.ast.*;
import com.alibaba.druid.sql.ast.expr.SQLCharExpr;
import com.alibaba.druid.sql.ast.expr.SQLIdentifierExpr;
import com.alibaba.druid.sql.ast.expr.SQLQueryExpr;
@@ -396,8 +392,18 @@ public class SQLStatementParser extends SQLParser {
lexer.nextToken();
final SQLStatement stmt;
List<SQLCommentHint> hints = null;
if (lexer.token() == Token.HINT) {
hints = this.exprParser.parseHints();
}
if (lexer.token() == Token.TABLE || identifierEquals("TEMPORARY")) {
stmt = parseDropTable(false);
SQLDropTableStatement dropTable = parseDropTable(false);
if (hints != null) {
dropTable.setHints(hints);
}
stmt = dropTable;
} else if (lexer.token() == Token.USER) {
stmt = parseDropUser();
} else if (lexer.token() == Token.INDEX) {