Redshift can not analyze indexes

[k1LoW]

Fix #111

[codecov]

Codecov Report

Merging #115 into master will decrease coverage by 0.47%.
The diff coverage is 55.88%.

@@            Coverage Diff             @@
##           master     #115      +/-   ##
==========================================
- Coverage   71.22%   70.74%   -0.48%     
==========================================
  Files          12       12              
  Lines        2165     2181      +16     
==========================================
+ Hits         1542     1543       +1     
- Misses        476      490      +14     
- Partials      147      148       +1

Impacted Files	Coverage Δ
drivers/postgres/postgres.go	70.81% <55.88%> (-2.57%)	⬇️

---

Continue to review full report at Codecov.

Legend - Click here to learn more
Δ = absolute <relative> (impact), ø = not affected, ? = missing data
Powered by Codecov. Last update 963de07...9323b1f. Read the comment docs.