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Code Issues Releases Wiki Activity

refactor sql parser.

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This commit is contained in:
wenshao
2016-09-25 01:33:31 +08:00
parent d5b0515da4
commit 301e339376
27 changed files with 144 additions and 313 deletions
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src/main/java/com/alibaba/druid/sql/PagerUtils.java
+3 -3
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@@ -41,7 +41,7 @@ import com.alibaba.druid.sql.ast.statement.SQLSubqueryTableSource;
import com.alibaba.druid.sql.ast.statement.SQLUnionQuery;
import com.alibaba.druid.sql.dialect.db2.ast.stmt.DB2SelectQueryBlock;
import com.alibaba.druid.sql.dialect.mysql.ast.statement.MySqlSelectQueryBlock;
import com.alibaba.druid.sql.dialect.mysql.ast.statement.MySqlSelectQueryBlock.Limit;
import com.alibaba.druid.sql.ast.SQLLimit;
import com.alibaba.druid.sql.dialect.odps.ast.OdpsSelectQueryBlock;
import com.alibaba.druid.sql.dialect.oracle.ast.stmt.OracleSelectQueryBlock;
import com.alibaba.druid.sql.dialect.postgresql.ast.stmt.PGSelectQueryBlock;
@@ -320,7 +320,7 @@ public class PagerUtils {
throw new IllegalArgumentException("limit already exists.");
}
Limit limit = new Limit();
SQLLimit limit = new SQLLimit();
if (offset > 0) {
limit.setOffset(new SQLNumberExpr(offset));
}
@@ -470,7 +470,7 @@ public class PagerUtils {
SQLSelectQuery query = selectStmt.getSelect().getQuery();
if (query instanceof SQLSelectQueryBlock) {
if (query instanceof MySqlSelectQueryBlock) {
MySqlSelectQueryBlock.Limit limit = ((MySqlSelectQueryBlock) query).getLimit();
SQLLimit limit = ((MySqlSelectQueryBlock) query).getLimit();
if (limit == null) {
return -1;