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Code Issues Releases Wiki Activity

bug fixed for postgresql parser

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This commit is contained in:
wenshao
2012-11-09 21:37:13 +08:00
parent ef444dd367
commit eed8ac33bb
2 changed files with 79 additions and 17 deletions
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src/main/java/com/alibaba/druid/sql/dialect/postgresql/parser/PGSelectParser.java
+19 -17
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@@ -38,7 +38,7 @@ public class PGSelectParser extends SQLSelectParser {
super(exprParser);
}
public PGSelectParser(String sql) {
public PGSelectParser(String sql){
this(new PGExprParser(sql));
}
@@ -129,24 +129,26 @@ public class PGSelectParser extends SQLSelectParser {
queryBlock.setOrderBy(this.createExprParser().parseOrderBy());
if (lexer.token() == Token.LIMIT) {
lexer.nextToken();
if (lexer.token() == Token.ALL) {
queryBlock.setLimit(new SQLIdentifierExpr("ALL"));
for (;;) {
if (lexer.token() == Token.LIMIT) {
lexer.nextToken();
if (lexer.token() == Token.ALL) {
queryBlock.setLimit(new SQLIdentifierExpr("ALL"));
lexer.nextToken();
} else {
SQLExpr limit = expr();
queryBlock.setLimit(limit);
}
} else if (lexer.token() == Token.OFFSET) {
lexer.nextToken();
SQLExpr offset = expr();
queryBlock.setOffset(offset);
if (lexer.token() == Token.ROW || lexer.token() == Token.ROWS) {
lexer.nextToken();
}
} else {
SQLExpr limit = expr();
queryBlock.setLimit(limit);
}
}
if (lexer.token() == Token.OFFSET) {
lexer.nextToken();
SQLExpr offset = expr();
queryBlock.setOffset(offset);
if (lexer.token() == Token.ROW || lexer.token() == Token.ROWS) {
lexer.nextToken();
break;
}
}