! Adding an index on email address helps those queries.

Signed-off-by: Peter Spicer <[email protected]>

other/install_2-1_mysql.sql

@@ -1277,6 +1277,7 @@ CREATE TABLE {$db_prefix}members (
   PRIMARY KEY (id_member),
   KEY member_name (member_name),
   KEY real_name (real_name),
+  KEY email_address (email_address),
   KEY date_registered (date_registered),
   KEY id_group (id_group),
   KEY birthdate (birthdate),

other/install_2-1_postgresql.sql

@@ -1682,6 +1682,7 @@ CREATE TABLE {$db_prefix}members (
 
 CREATE INDEX {$db_prefix}members_member_name ON {$db_prefix}members (member_name);
 CREATE INDEX {$db_prefix}members_real_name ON {$db_prefix}members (real_name);
+CREATE INDEX {$db_prefix}members_email_address ON {$db_prefix}members (email_address);
 CREATE INDEX {$db_prefix}members_date_registered ON {$db_prefix}members (date_registered);
 CREATE INDEX {$db_prefix}members_id_group ON {$db_prefix}members (id_group);
 CREATE INDEX {$db_prefix}members_birthdate ON {$db_prefix}members (birthdate);

other/install_2-1_sqlite.sql

@@ -1382,6 +1382,7 @@ CREATE TABLE {$db_prefix}members (
 
 CREATE INDEX {$db_prefix}members_member_name ON {$db_prefix}members (member_name);
 CREATE INDEX {$db_prefix}members_real_name ON {$db_prefix}members (real_name);
+CREATE INDEX {$db_prefix}members_email_address ON {$db_prefix}members (email_address);
 CREATE INDEX {$db_prefix}members_date_registered ON {$db_prefix}members (date_registered);
 CREATE INDEX {$db_prefix}members_id_group ON {$db_prefix}members (id_group);
 CREATE INDEX {$db_prefix}members_birthdate ON {$db_prefix}members (birthdate);

other/install_2-1_sqlite3.sql

@@ -1382,6 +1382,7 @@ CREATE TABLE {$db_prefix}members (
 
 CREATE INDEX {$db_prefix}members_member_name ON {$db_prefix}members (member_name);
 CREATE INDEX {$db_prefix}members_real_name ON {$db_prefix}members (real_name);
+CREATE INDEX {$db_prefix}members_email_address ON {$db_prefix}members (email_address);
 CREATE INDEX {$db_prefix}members_date_registered ON {$db_prefix}members (date_registered);
 CREATE INDEX {$db_prefix}members_id_group ON {$db_prefix}members (id_group);
 CREATE INDEX {$db_prefix}members_birthdate ON {$db_prefix}members (birthdate);