docs: function buildSearchArray(requestQuery, global) {
          var searchArray = [],
              customColumns = _u.isArray(self.aSearchColumns) && !_u.isEmpty(self.aSearchColumns) && global;
  
          _u.each(customColumns ? self.aSearchColumns : requestQuery.columns, function(column){
              if (customColumns || column.searchable === 'true'){
                  var colName = sanitize(customColumns ? column : column.name),
                      searchVal = sanitize(global ? requestQuery.search.value : column.search.value);
  
                  if (colName && searchVal){
                      searchArray.push(self.dbType === 'postgres' ?
                          buildILIKESearch(colName, searchVal) :
                          buildLIKESearch(colName, searchVal));
                  }
              }
          });
  
          return searchArray;
      }