style: apply sentence-style capitalization to menu items

Author: NikolayS

sql/i3_non_indexed_fks.sql

@@ -1,4 +1,4 @@
---FKs with Missing/Bad Indexes
+--FKs with missing/bad indexes
 
 --Created by PostgreSQL Experts https://github.com/pgexperts/pgx_scripts/blob/master/indexes/fk_no_index.sql
 

sql/i5_indexes_migration.sql

@@ -1,4 +1,4 @@
---Cleanup unused and redundant indexes – DO & UNDO migration DDL
+--Cleanup unused and redundant indexes – do & undo migration DDL
 
 -- Use it to generate a database migration (e.g. RoR's db:migrate or Sqitch)
 -- to drop unused and redundant indexes.

sql/t1_tuning.sql

@@ -1,4 +1,4 @@
---Postgres parameters tuning
+--PostgreSQL parameters tuning
 
 -- For Postgres versions older than 10, copy/paste the part
 -- below the last "\else" (scroll down)

sql/v2_autovacuum_progress_and_queue.sql

@@ -1,4 +1,4 @@
---Vacuum: VACUUM progress and autovacuum queue
+--Vacuum: vacuum progress and autovacuum queue
 
 -- Based on: https://gitlab.com/snippets/1889668
 

start.psql

@@ -13,19 +13,19 @@
 \echo '  e1 – Extensions installed in current DB'
 \echo '  i1 – Unused and rarely used indexes'
 \echo '  i2 – Redundant indexes'
-\echo '  i3 – FKs with Missing/Bad Indexes'
+\echo '  i3 – FKs with missing/bad indexes'
 \echo '  i4 – Invalid indexes'
-\echo '  i5 – Cleanup unused and redundant indexes – DO & UNDO migration DDL'
+\echo '  i5 – Cleanup unused and redundant indexes – do & undo migration DDL'
 \echo '  l1 – Lock trees (leightweight)'
 \echo '  l2 – Lock trees, detailed (based on pg_blocking_pids())'
 \echo '  p1 – [EXP] Alignment padding: how many bytes can be saved if columns are reordered?'
 \echo '  r1 – Create user with random password (interactive)'
 \echo '  r2 – Alter user with random password (interactive)'
 \echo '  s1 – Slowest queries, by total time (requires pg_stat_statements)'
 \echo '  s2 – Slowest queries report (requires pg_stat_statements)'
-\echo '  t1 – Postgres parameters tuning'
+\echo '  t1 – PostgreSQL parameters tuning'
 \echo '  v1 – Vacuum: current activity'
-\echo '  v2 – Vacuum: VACUUM progress and autovacuum queue'
+\echo '  v2 – Vacuum: vacuum progress and autovacuum queue'
 \echo '   q – Quit'
 \echo
 \echo Type your choice and press <Enter>: