pgAdmin 4 commit: 1) Refactored SQL of Table's and it's child nodes. Fi

1) Refactored SQL of Table's and it's child nodes. Fixes #4988.
2) Ensure that the error message should not be displayed if Tablespace is not selected while creating the index. Fixes #5008.
3) Fix an issue where operator, access method and operator class is not visible for exclusion constraints. Fixes #5009.

Branch
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master

Details
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https://git.postgresql.org/gitweb?p=pgadmin4.git;a=commitdiff;h=ea3eabc3c75282c31051b5a4a7e5ee8a5d319c00

Modified Files
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docs/en_US/release_notes_4_17.rst | 5 +-
.../servers/databases/schemas/tables/__init__.py | 50 +++------------
.../databases/schemas/tables/columns/utils.py | 25 ++++----
.../constraints/exclusion_constraint/utils.py | 73 ++++++++++++++++++++++
.../schemas/tables/indexes/static/js/index.js | 6 --
.../sql/11_plus/properties.sql | 2 -
.../sql/default/properties.sql | 2 -
.../index_constraint/sql/11_plus/properties.sql | 3 -
.../index_constraint/sql/default/properties.sql | 3 -
9 files changed, 99 insertions(+), 70 deletions(-)