src/DB/SQLAssembler/MySQLAssembler.php
function parseCondition($operator, $field, $field_config, $is_mixed_field, $condition_connector, $connector, array &$params)
    {
        $condition = array();
        switch ($connector) {
            case 'FIND_IN_SET':
                $condition[" {$condition_connector} "][] = sprintf('FIND_IN_SET(?, %s)', $field);
                $params[] = $field_config;
                break;

            case 'REGEXP':
                $condition[" {$condition_connector} "][] = sprintf('%s REGEXP(?)', $field);
                $params[] = $field_config;
                break;

            case 'INSTR':
                $condition[" {$condition_connector} "][] = sprintf('INSTR(%s, ?)', $field);
                $params[] = $field_config;
                break;

            default:
                $condition = parent::parseCondition($operator, $field, $field_config, $is_mixed_field, $condition_connector, $connector, $params);
        }

        return $condition;
    }
function parseCondition($operator, $field, $field_config, $is_mixed_field, $condition_connector, $connector, array &$params)
    {
        $condition = array();
        switch ($connector) {
            case 'FIND_IN_SET':
                $condition[" {$condition_connector} "][] = sprintf('FIND_IN_SET(?, %s)', $field);
                $params[] = $field_config;
                break;

            case 'REGEXP':
                $condition[" {$condition_connector} "][] = sprintf('%s REGEXP(?)', $field);
                $params[] = $field_config;
                break;

            case 'INSTR':
                $condition[" {$condition_connector} "][] = sprintf('INSTR(%s, ?)', $field);
                $params[] = $field_config;
                break;

            default:
                $condition = parent::parseCondition($operator, $field, $field_config, $is_mixed_field, $condition_connector, $connector, $params);
        }

        return $condition;
    }
@see SQLAssembler::parseCondition()

@param $operator
@param $field
@param $field_config
@param $is_mixed_field
@param $condition_connector
@param $connector
@param $params
@return array
@throws \Cross\Exception\CoreException