lanchengx commented on a change in pull request #11874:
URL: https://github.com/apache/shardingsphere/pull/11874#discussion_r690986744
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File path:
shardingsphere-sql-parser/shardingsphere-sql-parser-statement/src/main/java/org/apache/shardingsphere/sql/parser/sql/common/util/SQLUtil.java
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@@ -256,4 +260,21 @@ public static ExpressionSegment
createLiteralExpression(final ASTNode astNode, f
public static String trimSemicolon(final String sql) {
return sql.endsWith(SQL_END) ? sql.substring(0, sql.length() - 1) :
sql;
}
+
+ /**
+ * Trim the comment of sql.
+ *
+ * @param sql SQL to be trim
+ * @return remove comment from SQL
+ */
+ public static String trimComment(final String sql) {
+ String result = sql;
+ if (sql.startsWith(COMMENT_PREFIX)) {
+ result = result.substring(sql.indexOf(COMMENT_SUFFIX) + 2);
+ }
+ if (sql.endsWith(SQL_END)) {
+ result = result.substring(0, result.length() - 1);
+ }
+ return result.trim();
Review comment:
In order to verify whether there are only comments.
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