2022-09-20 mysql列存储引擎-POC-调用自定义函数-参数赋值

摘要:

mysql列存储引擎-POC-调用自定义函数-参数赋值

问题上下文参考 2022-09-15 mysql列存储引擎-POC-Q2-语句范围缩小后问题定位_帝尊悟世的博客-CSDN博客

逻辑追踪:

自定义函数参数赋值:

(gdb) bt
#0  Item_func::fix_func_arg (this=0x7f847c0156d8, thd=0x7f847c010540, arg=0x7f847c015780) at /home/jenkins/workspace/stonedb5.7-zsl-centos7.9-75-128/sql/item_func.cc:263
#1  0x0000000001d5e5a2 in Item_func::fix_fields (this=0x7f847c0156d8, thd=0x7f847c010540, ref=0x7f847c014d68) at /home/jenkins/workspace/stonedb5.7-zsl-centos7.9-75-128/sql/item_func.cc:249
#2  0x0000000001d76a00 in Item_func_s