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refactor sql parser

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高铁
2016-01-10 16:59:11 +08:00
parent fa265636f0
commit d4066b101c
30 changed files with 174 additions and 594 deletions
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src/main/java/com/alibaba/druid/sql/builder/impl/SQLSelectBuilderImpl.java
-10
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@@ -37,10 +37,8 @@ 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.dialect.odps.ast.OdpsSelectQueryBlock;
import com.alibaba.druid.sql.dialect.oracle.ast.OracleOrderBy;
import com.alibaba.druid.sql.dialect.oracle.ast.stmt.OracleSelect;
import com.alibaba.druid.sql.dialect.oracle.ast.stmt.OracleSelectQueryBlock;
import com.alibaba.druid.sql.dialect.postgresql.ast.PGOrderBy;
import com.alibaba.druid.sql.dialect.postgresql.ast.stmt.PGSelectQueryBlock;
import com.alibaba.druid.sql.dialect.postgresql.ast.stmt.PGSelectQueryBlock.PGLimit;
import com.alibaba.druid.sql.dialect.sqlserver.ast.SQLServerSelect;
@@ -357,14 +355,6 @@ public class SQLSelectBuilderImpl implements SQLSelectBuilder {
}
protected SQLOrderBy createOrderBy() {
if (JdbcConstants.POSTGRESQL.equals(dbType)) {
return new PGOrderBy();
}
if (JdbcConstants.ORACLE.equals(dbType)) {
return new OracleOrderBy();
}
return new SQLOrderBy();
}