txlcn-tc/src/main/java/com/codingapi/txlcn/tc/core/transaction/txc/analy/util/SqlUtils.java
public static String tableName(String fieldFullyQualifiedName) {
        if (fieldFullyQualifiedName.contains(".")) {
            return fieldFullyQualifiedName.substring(0, fieldFullyQualifiedName.indexOf("."));
        }
        return null;
    }
public static String tableName(String fieldFullyQualifiedName) {
        if (fieldFullyQualifiedName.contains(".")) {
            return fieldFullyQualifiedName.substring(0, fieldFullyQualifiedName.indexOf("."));
        }
        return null;
    }
从完全标识字段名获取表名

@param fieldFullyQualifiedName fieldFullyQualifiedName
@return tableName