select 'create index CONCURRENTLY ix_'||relname ||'_20230714 on '|| relname ||' (submittime) ;' From pg_stat_user_tables where relname ~'photowall';
用一个例子来演示会更加清晰
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select 'create index CONCURRENTLY ix_'||relname ||'_20230714 on '|| relname ||' (submittime) ;' From pg_stat_user_tables where relname ~'photowall';
用一个例子来演示会更加清晰
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