infoschema: fix default NUMBER_SCALE value of float type #7602
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What problem does this PR solve?
Fix wrong value for default
numberScale
value for float and double type.Test Case:
MySQL:
TiDB:
This is because the default value of
NUMERIC_SCALE
for float and double type is-1
, butNUMERIC_SCALE
is aUNSIGNED LONG
.What is changed and how it works?
add code to make
NUMERIC_SCALE
same as MySQL.Check List
Tests
Code changes
Side effects
-No