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Code Issues Releases Wiki Activity

refactor sql parser. sqlite support limit clause. #1556

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This commit is contained in:
wenshao
2016-12-26 20:11:49 +08:00
parent 74b456d659
commit 77bfab01f5
32 changed files with 396 additions and 270 deletions
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src/main/java/com/alibaba/druid/sql/dialect/odps/ast/OdpsSelectQueryBlock.java
-13
View File
@@ -31,8 +31,6 @@ public class OdpsSelectQueryBlock extends SQLSelectQueryBlock {
private SQLOrderBy orderBy;
private SQLExpr limit;
protected List<SQLHint> hints;
protected List<SQLExpr> distributeBy = new ArrayList<SQLExpr>();
@@ -58,17 +56,6 @@ public class OdpsSelectQueryBlock extends SQLSelectQueryBlock {
return sortBy;
}
public SQLExpr getLimit() {
return limit;
}
public void setLimit(SQLExpr limit) {
if (limit != null) {
limit.setParent(this);
}
this.limit = limit;
}
@Override
public int hashCode() {
final int prime = 31;
src/main/java/com/alibaba/druid/sql/dialect/odps/parser/OdpsSelectParser.java
+2 -1
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@@ -16,6 +16,7 @@
package com.alibaba.druid.sql.dialect.odps.parser;
import com.alibaba.druid.sql.ast.SQLExpr;
import com.alibaba.druid.sql.ast.SQLLimit;
import com.alibaba.druid.sql.ast.SQLOrderingSpecification;
import com.alibaba.druid.sql.ast.SQLSetQuantifier;
import com.alibaba.druid.sql.ast.expr.SQLMethodInvokeExpr;
@@ -117,7 +118,7 @@ public class OdpsSelectParser extends SQLSelectParser {
if (lexer.token() == Token.LIMIT) {
lexer.nextToken();
queryBlock.setLimit(this.expr());
queryBlock.setLimit(new SQLLimit(this.expr()));
}
return queryRest(queryBlock);
src/main/java/com/alibaba/druid/sql/dialect/odps/visitor/OdpsOutputVisitor.java
-1
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@@ -526,7 +526,6 @@ public class OdpsOutputVisitor extends SQLASTOutputVisitor implements OdpsASTVis
if (x.getLimit() != null) {
println();
print0(ucase ? "LIMIT " : "limit ");
x.getLimit().accept(this);
}