Extended MySQL query generator to support simple searches

lsst · Aug 1, 2023 · c661f0f · c661f0f
1 parent 7344288
commit c661f0f
Show file tree

Hide file tree

Showing 2 changed files with 6 additions and 0 deletions.
diff --git a/src/replica/DatabaseMySQLGenerator.h b/src/replica/DatabaseMySQLGenerator.h
@@ -450,6 +450,11 @@ class QueryGenerator {
         return op2(id(col), val(expr), " REGEXP ");
     }
 
+    /// @return "<quoted-col> LIKE <escaped-quoted-expr>"
+    std::string like(std::string const& col, std::string const& expr) const {
+        return op2(id(col), val(expr), " LIKE ");
+    }
+
     /**
      * Pack pairs of column/variable names and their new values into a string which can be
      * further used to form SQL statements of the following kind:

diff --git a/src/replica/testQueryGenerator.cc b/src/replica/testQueryGenerator.cc
@@ -225,6 +225,7 @@ BOOST_AUTO_TEST_CASE(QueryGeneratorTest) {
             {"NOW()>1234567890", g.gt(Sql::NOW, 1234567890)},
             {"`col`>=123", g.geq("col", 123)},
             {"`col` REGEXP '[0-9]+'", g.regexp("col", "[0-9]+")},
+            {"`col` LIKE '%abc%'", g.like("col", "%abc%")},
             {"NOW()<=UNIX_TIMESTAMP(`time`)", g.op2(Sql::NOW, g.UNIX_TIMESTAMP("time"), "<=")},
             {"NOW()=`time`", g.op2(Sql::NOW, g.id("time"), "=")},