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Code Issues Releases Wiki Activity

improved sql parser.

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This commit is contained in:
wenshao
2017-09-22 23:21:42 +08:00
parent ee6e9879bb
commit aa957fab13
34 changed files with 1861 additions and 20 deletions
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src/main/java/com/alibaba/druid/sql/parser/SQLStatementParser.java
+26 -10
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@@ -1705,11 +1705,19 @@ public class SQLStatementParser extends SQLParser {
if (lexer.token == Token.VALUES) {
lexer.nextToken();
for (;;) {
accept(Token.LPAREN);
SQLInsertStatement.ValuesClause values = new SQLInsertStatement.ValuesClause();
this.exprParser.exprList(values.getValues(), values);
insertStatement.addValueCause(values);
accept(Token.RPAREN);
if (lexer.token == Token.LPAREN) {
lexer.nextToken();
SQLInsertStatement.ValuesClause values = new SQLInsertStatement.ValuesClause();
this.exprParser.exprList(values.getValues(), values);
insertStatement.addValueCause(values);
accept(Token.RPAREN);
} else { // oracle
SQLInsertStatement.ValuesClause values = new SQLInsertStatement.ValuesClause();
SQLExpr value = this.exprParser.expr();
values.addValue(value);
insertStatement.addValueCause(values);
}
if (lexer.token == Token.COMMA) {
lexer.nextToken();
@@ -2051,15 +2059,17 @@ public class SQLStatementParser extends SQLParser {
}
public SQLStatement parseCreateTrigger() {
accept(Token.CREATE);
SQLCreateTriggerStatement stmt = new SQLCreateTriggerStatement(getDbType());
if (lexer.token == Token.OR) {
if (lexer.token == Token.CREATE) {
lexer.nextToken();
accept(Token.REPLACE);
stmt.setOrReplace(true);
if (lexer.token == Token.OR) {
lexer.nextToken();
accept(Token.REPLACE);
stmt.setOrReplace(true);
}
}
accept(Token.TRIGGER);
@@ -2613,6 +2623,12 @@ public class SQLStatementParser extends SQLParser {
accept(Token.OPEN);
stmt.setCursorName(exprParser.name().getSimpleName());
if (lexer.token == Token.LPAREN) {
lexer.nextToken();
this.exprParser.names(stmt.getColumns(), stmt);
accept(Token.RPAREN);
}
if (lexer.token == Token.FOR) {
lexer.nextToken();
if (lexer.token == Token.SELECT) {