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#sqlfails — Public Fediverse posts

Live and recent posts from across the Fediverse tagged #sqlfails, aggregated by home.social.

  1. One DELETE Cascades To 3.5 MILLION Rows?!

    PRODUCTION APOCALYPSE! Deleted ONE user and CASCADE deleted 3.5 MILLION rows across 4 tables! Orders, payments, everything GONE! This is the scariest SQL behavior! Watch this nightmare!

    #sql #sqldisaster #cascadedelete #foreignkey #productionbug #dataloss #sqlfails #massdeletion #sqlshorts #databasedisaster #sqlwtf #cascadenightmare

    youtube.com/watch?v=pE_OMbOia_w

  2. One DELETE Cascades To 3.5 MILLION Rows?!

    PRODUCTION APOCALYPSE! Deleted ONE user and CASCADE deleted 3.5 MILLION rows across 4 tables! Orders, payments, everything GONE! This is the scariest SQL behavior! Watch this nightmare!

    #sql #sqldisaster #cascadedelete #foreignkey #productionbug #dataloss #sqlfails #massdeletion #sqlshorts #databasedisaster #sqlwtf #cascadenightmare

    youtube.com/watch?v=pE_OMbOia_w

  3. One DELETE Cascades To 3.5 MILLION Rows?!

    PRODUCTION APOCALYPSE! Deleted ONE user and CASCADE deleted 3.5 MILLION rows across 4 tables! Orders, payments, everything GONE! This is the scariest SQL behavior! Watch this nightmare!

    #sql #sqldisaster #cascadedelete #foreignkey #productionbug #dataloss #sqlfails #massdeletion #sqlshorts #databasedisaster #sqlwtf #cascadenightmare

    youtube.com/watch?v=pE_OMbOia_w

  4. JSON Column Search Takes 47 SECONDS Breaking Black Friday?!

    JSON SEARCH NIGHTMARE! Can't index JSON columns in older MySQL! Every product search scans 2 MILLION rows! 47-second queries! Server MELTS on Black Friday! $4.7M revenue LOST! Watch the horror!

    #sql #sqldisaster #json #performance #noindex #slowquery #sqlfails #blackfriday #sqlshorts #databasedisaster #sqlwtf #jsonsearch

    youtube.com/watch?v=O0jCjaAsNNA

  5. DELETE Without WHERE Deletes EVERYTHING?!

    STOP RIGHT NOW! Forgot WHERE clause in DELETE? Your ENTIRE table is GONE! 10 million users DELETED in production! This is every developer's NIGHTMARE! Watch this disaster!

    #sql #sqldisaster #delete #productionbug #sqlfails #codingnightmare #sqlshorts #databasedisaster #careerendingbug #sqlwtf #deletewithoutwhere #dataloss

    youtube.com/watch?v=mTvRVICKxo0

  6. CHAR vs VARCHAR Comparison Returns ZERO Rows?!

    STRING COMPARISON IS BROKEN! CHAR pads with spaces, VARCHAR doesn't! 'test' does NOT equal 'test '! Your WHERE clause returns ZERO rows! This breaks string matching! Watch!

    #sql #sqlbug #char #varchar #trailingspaces #comparisonfails #sqlfails #productionbug #sqlshorts #sqlwtf #stringcomparison #padding

    youtube.com/watch?v=aE5TuRmO_PQ

  7. CHAR vs VARCHAR Comparison Returns ZERO Rows?!

    STRING COMPARISON IS BROKEN! CHAR pads with spaces, VARCHAR doesn't! 'test' does NOT equal 'test '! Your WHERE clause returns ZERO rows! This breaks string matching! Watch!

    #sql #sqlbug #char #varchar #trailingspaces #comparisonfails #sqlfails #productionbug #sqlshorts #sqlwtf #stringcomparison #padding

    youtube.com/watch?v=aE5TuRmO_PQ

  8. CHAR vs VARCHAR Comparison Returns ZERO Rows?!

    STRING COMPARISON IS BROKEN! CHAR pads with spaces, VARCHAR doesn't! 'test' does NOT equal 'test '! Your WHERE clause returns ZERO rows! This breaks string matching! Watch!

    #sql #sqlbug #char #varchar #trailingspaces #comparisonfails #sqlfails #productionbug #sqlshorts #sqlwtf #stringcomparison #padding

    youtube.com/watch?v=aE5TuRmO_PQ

  9. TRUNCATE Can't Be Rolled Back?!

    Your brain will EXPLODE! TRUNCATE looks safe but ROLLBACK won't save you! Data is PERMANENTLY DELETED even in a transaction! This broke a production database! Watch the horror!

    #sql #sqldisaster #truncate #rollback #transaction #productionbug #sqlfails #dataloss #sqlshorts #databasedisaster #sqlwtf #permanentdelete

    youtube.com/watch?v=NbtNj_8Ru1o

  10. TRUNCATE Can't Be Rolled Back?!

    Your brain will EXPLODE! TRUNCATE looks safe but ROLLBACK won't save you! Data is PERMANENTLY DELETED even in a transaction! This broke a production database! Watch the horror!

    #sql #sqldisaster #truncate #rollback #transaction #productionbug #sqlfails #dataloss #sqlshorts #databasedisaster #sqlwtf #permanentdelete

    youtube.com/watch?v=NbtNj_8Ru1o

  11. TRUNCATE Can't Be Rolled Back?!

    Your brain will EXPLODE! TRUNCATE looks safe but ROLLBACK won't save you! Data is PERMANENTLY DELETED even in a transaction! This broke a production database! Watch the horror!

    #sql #sqldisaster #truncate #rollback #transaction #productionbug #sqlfails #dataloss #sqlshorts #databasedisaster #sqlwtf #permanentdelete

    youtube.com/watch?v=NbtNj_8Ru1o

  12. TRUNCATE Can't Be Rolled Back?!

    Your brain will EXPLODE! TRUNCATE looks safe but ROLLBACK won't save you! Data is PERMANENTLY DELETED even in a transaction! This broke a production database! Watch the horror!

    #sql #sqldisaster #truncate #rollback #transaction #productionbug #sqlfails #dataloss #sqlshorts #databasedisaster #sqlwtf #permanentdelete

    youtube.com/watch?v=NbtNj_8Ru1o

  13. TRUNCATE Can't Be Rolled Back?!

    Your brain will EXPLODE! TRUNCATE looks safe but ROLLBACK won't save you! Data is PERMANENTLY DELETED even in a transaction! This broke a production database! Watch the horror!

    #sql #sqldisaster #truncate #rollback #transaction #productionbug #sqlfails #dataloss #sqlshorts #databasedisaster #sqlwtf #permanentdelete

    youtube.com/watch?v=NbtNj_8Ru1o

  14. UTF8MB4 Emoji Support EXPLODES Table From 500GB to 2TB?!

    CHARACTER SET BOMB! Changed to utf8mb4 for emoji support! Table size EXPLODES 4x overnight! 500GB becomes 2.1TB! Disk fills up during ALTER! Database goes READ-ONLY! Watch this explosion!

    #sql #sqldisaster #utf8mb4 #emoji #storageexplosion #altertable #sqlfails #diskfull #sqlshorts #databasedisaster #sqlwtf #characterset

    youtube.com/watch?v=tKskvRTOkX0

  15. UTF8MB4 Emoji Support EXPLODES Table From 500GB to 2TB?!

    CHARACTER SET BOMB! Changed to utf8mb4 for emoji support! Table size EXPLODES 4x overnight! 500GB becomes 2.1TB! Disk fills up during ALTER! Database goes READ-ONLY! Watch this explosion!

    #sql #sqldisaster #utf8mb4 #emoji #storageexplosion #altertable #sqlfails #diskfull #sqlshorts #databasedisaster #sqlwtf #characterset

    youtube.com/watch?v=tKskvRTOkX0

  16. UTF8MB4 Emoji Support EXPLODES Table From 500GB to 2TB?!

    CHARACTER SET BOMB! Changed to utf8mb4 for emoji support! Table size EXPLODES 4x overnight! 500GB becomes 2.1TB! Disk fills up during ALTER! Database goes READ-ONLY! Watch this explosion!

    #sql #sqldisaster #utf8mb4 #emoji #storageexplosion #altertable #sqlfails #diskfull #sqlshorts #databasedisaster #sqlwtf #characterset

    youtube.com/watch?v=tKskvRTOkX0

  17. UTF8MB4 Emoji Support EXPLODES Table From 500GB to 2TB?!

    CHARACTER SET BOMB! Changed to utf8mb4 for emoji support! Table size EXPLODES 4x overnight! 500GB becomes 2.1TB! Disk fills up during ALTER! Database goes READ-ONLY! Watch this explosion!

    #sql #sqldisaster #utf8mb4 #emoji #storageexplosion #altertable #sqlfails #diskfull #sqlshorts #databasedisaster #sqlwtf #characterset

    youtube.com/watch?v=tKskvRTOkX0

  18. UTF8MB4 Emoji Support EXPLODES Table From 500GB to 2TB?!

    CHARACTER SET BOMB! Changed to utf8mb4 for emoji support! Table size EXPLODES 4x overnight! 500GB becomes 2.1TB! Disk fills up during ALTER! Database goes READ-ONLY! Watch this explosion!

    #sql #sqldisaster #utf8mb4 #emoji #storageexplosion #altertable #sqlfails #diskfull #sqlshorts #databasedisaster #sqlwtf #characterset

    youtube.com/watch?v=tKskvRTOkX0

  19. Index On NULL Column Does NOTHING?!

    Your performance just DIED! Created an index but queries with NULL are still slow? Indexes IGNORE NULL values! Full table scan on millions of rows! Your index is USELESS! Watch the disaster!

    #sql #sqlperformance #index #null #fulltablescan #slowquery #sqlfails #productionbug #sqlshorts #databasedisaster #sqlwtf #indextrap

    youtube.com/watch?v=PUJ8KouC1V0

  20. UPDATE With JOIN Corrupts Your Data?!

    DATA CORRUPTION ALERT! UPDATE with JOIN can update the SAME row MULTIPLE times! $100 product gets THREE discounts applied = $51! Your prices are WRONG! Watch this disaster!

    #sql #sqldisaster #update #join #datacorruption #productionbug #sqlfails #multipleupdates #sqlshorts #databasedisaster #sqlwtf #updatechaos

    youtube.com/watch?v=tvrrPE2F7MU

  21. UPDATE With JOIN Corrupts Your Data?!

    DATA CORRUPTION ALERT! UPDATE with JOIN can update the SAME row MULTIPLE times! $100 product gets THREE discounts applied = $51! Your prices are WRONG! Watch this disaster!

    #sql #sqldisaster #update #join #datacorruption #productionbug #sqlfails #multipleupdates #sqlshorts #databasedisaster #sqlwtf #updatechaos

    youtube.com/watch?v=tvrrPE2F7MU

  22. UPDATE With JOIN Corrupts Your Data?!

    DATA CORRUPTION ALERT! UPDATE with JOIN can update the SAME row MULTIPLE times! $100 product gets THREE discounts applied = $51! Your prices are WRONG! Watch this disaster!

    #sql #sqldisaster #update #join #datacorruption #productionbug #sqlfails #multipleupdates #sqlshorts #databasedisaster #sqlwtf #updatechaos

    youtube.com/watch?v=tvrrPE2F7MU

  23. UPDATE With JOIN Corrupts Your Data?!

    DATA CORRUPTION ALERT! UPDATE with JOIN can update the SAME row MULTIPLE times! $100 product gets THREE discounts applied = $51! Your prices are WRONG! Watch this disaster!

    #sql #sqldisaster #update #join #datacorruption #productionbug #sqlfails #multipleupdates #sqlshorts #databasedisaster #sqlwtf #updatechaos

    youtube.com/watch?v=tvrrPE2F7MU

  24. UPDATE With JOIN Corrupts Your Data?!

    DATA CORRUPTION ALERT! UPDATE with JOIN can update the SAME row MULTIPLE times! $100 product gets THREE discounts applied = $51! Your prices are WRONG! Watch this disaster!

    #sql #sqldisaster #update #join #datacorruption #productionbug #sqlfails #multipleupdates #sqlshorts #databasedisaster #sqlwtf #updatechaos

    youtube.com/watch?v=tvrrPE2F7MU

  25. Auto-Increment IDs Have GAPS Forever?!

    IDs are BROKEN! Failed INSERT consumes the auto-increment ID! User #1, skip #2, User #3! Your IDs have permanent GAPS! This breaks ID-based logic! Watch this chaos!

    #sql #sqlbug #autoincrement #primarykey #idgaps #failedinsert #sqlfails #productionbug #sqlshorts #sqlwtf #identitycolumn #dataintegrity

    youtube.com/watch?v=qF3obGJL_MY

  26. Auto-Increment IDs Have GAPS Forever?!

    IDs are BROKEN! Failed INSERT consumes the auto-increment ID! User #1, skip #2, User #3! Your IDs have permanent GAPS! This breaks ID-based logic! Watch this chaos!

    #sql #sqlbug #autoincrement #primarykey #idgaps #failedinsert #sqlfails #productionbug #sqlshorts #sqlwtf #identitycolumn #dataintegrity

    youtube.com/watch?v=qF3obGJL_MY

  27. Auto-Increment IDs Have GAPS Forever?!

    IDs are BROKEN! Failed INSERT consumes the auto-increment ID! User #1, skip #2, User #3! Your IDs have permanent GAPS! This breaks ID-based logic! Watch this chaos!

    #sql #sqlbug #autoincrement #primarykey #idgaps #failedinsert #sqlfails #productionbug #sqlshorts #sqlwtf #identitycolumn #dataintegrity

    youtube.com/watch?v=qF3obGJL_MY

  28. Auto-Increment IDs Have GAPS Forever?!

    IDs are BROKEN! Failed INSERT consumes the auto-increment ID! User #1, skip #2, User #3! Your IDs have permanent GAPS! This breaks ID-based logic! Watch this chaos!

    #sql #sqlbug #autoincrement #primarykey #idgaps #failedinsert #sqlfails #productionbug #sqlshorts #sqlwtf #identitycolumn #dataintegrity

    youtube.com/watch?v=qF3obGJL_MY

  29. Auto-Increment IDs Have GAPS Forever?!

    IDs are BROKEN! Failed INSERT consumes the auto-increment ID! User #1, skip #2, User #3! Your IDs have permanent GAPS! This breaks ID-based logic! Watch this chaos!

    #sql #sqlbug #autoincrement #primarykey #idgaps #failedinsert #sqlfails #productionbug #sqlshorts #sqlwtf #identitycolumn #dataintegrity

    youtube.com/watch?v=qF3obGJL_MY

  30. DateTime Timezone Shift Costs $2.3M In Missed Flights?!

    TIMEZONE APOCALYPSE! Flight times stored WITHOUT timezone! UTC 14:00 displays as 2 PM but IS 11 AM local! 470 passengers MISSED flights in ONE day! Airlines lost $2.3M! Watch this disaster!

    #sql #sqldisaster #timezone #datetime #productionbug #dataloss #sqlfails #airlinedisaster #sqlshorts #databasedisaster #sqlwtf #timestamphell

    youtube.com/watch?v=gIurogQFeS4

  31. DateTime Timezone Shift Costs $2.3M In Missed Flights?!

    TIMEZONE APOCALYPSE! Flight times stored WITHOUT timezone! UTC 14:00 displays as 2 PM but IS 11 AM local! 470 passengers MISSED flights in ONE day! Airlines lost $2.3M! Watch this disaster!

    #sql #sqldisaster #timezone #datetime #productionbug #dataloss #sqlfails #airlinedisaster #sqlshorts #databasedisaster #sqlwtf #timestamphell

    youtube.com/watch?v=gIurogQFeS4

  32. DateTime Timezone Shift Costs $2.3M In Missed Flights?!

    TIMEZONE APOCALYPSE! Flight times stored WITHOUT timezone! UTC 14:00 displays as 2 PM but IS 11 AM local! 470 passengers MISSED flights in ONE day! Airlines lost $2.3M! Watch this disaster!

    #sql #sqldisaster #timezone #datetime #productionbug #dataloss #sqlfails #airlinedisaster #sqlshorts #databasedisaster #sqlwtf #timestamphell

    youtube.com/watch?v=gIurogQFeS4

  33. DateTime Timezone Shift Costs $2.3M In Missed Flights?!

    TIMEZONE APOCALYPSE! Flight times stored WITHOUT timezone! UTC 14:00 displays as 2 PM but IS 11 AM local! 470 passengers MISSED flights in ONE day! Airlines lost $2.3M! Watch this disaster!

    #sql #sqldisaster #timezone #datetime #productionbug #dataloss #sqlfails #airlinedisaster #sqlshorts #databasedisaster #sqlwtf #timestamphell

    youtube.com/watch?v=gIurogQFeS4

  34. ALTER TABLE Auto-Commits Your Transaction?!

    This will DESTROY your confidence! Running ALTER TABLE inside a transaction AUTO-COMMITS everything! Your unsaved work gets COMMITTED permanently! This breaks transaction logic! Watch now!

    #sql #sqldisaster #altertable #autocommit #transaction #ddl #sqlfails #productionbug #sqlshorts #databasedisaster #sqlwtf #implicitcommit

    youtube.com/watch?v=BLB0Laohz0M

  35. ALTER TABLE Auto-Commits Your Transaction?!

    This will DESTROY your confidence! Running ALTER TABLE inside a transaction AUTO-COMMITS everything! Your unsaved work gets COMMITTED permanently! This breaks transaction logic! Watch now!

    #sql #sqldisaster #altertable #autocommit #transaction #ddl #sqlfails #productionbug #sqlshorts #databasedisaster #sqlwtf #implicitcommit

    youtube.com/watch?v=BLB0Laohz0M

  36. ALTER TABLE Auto-Commits Your Transaction?!

    This will DESTROY your confidence! Running ALTER TABLE inside a transaction AUTO-COMMITS everything! Your unsaved work gets COMMITTED permanently! This breaks transaction logic! Watch now!

    #sql #sqldisaster #altertable #autocommit #transaction #ddl #sqlfails #productionbug #sqlshorts #databasedisaster #sqlwtf #implicitcommit

    youtube.com/watch?v=BLB0Laohz0M

  37. ALTER TABLE Auto-Commits Your Transaction?!

    This will DESTROY your confidence! Running ALTER TABLE inside a transaction AUTO-COMMITS everything! Your unsaved work gets COMMITTED permanently! This breaks transaction logic! Watch now!

    #sql #sqldisaster #altertable #autocommit #transaction #ddl #sqlfails #productionbug #sqlshorts #databasedisaster #sqlwtf #implicitcommit

    youtube.com/watch?v=BLB0Laohz0M

  38. ALTER TABLE Auto-Commits Your Transaction?!

    This will DESTROY your confidence! Running ALTER TABLE inside a transaction AUTO-COMMITS everything! Your unsaved work gets COMMITTED permanently! This breaks transaction logic! Watch now!

    #sql #sqldisaster #altertable #autocommit #transaction #ddl #sqlfails #productionbug #sqlshorts #databasedisaster #sqlwtf #implicitcommit

    youtube.com/watch?v=BLB0Laohz0M

  39. SQL Injection In ORDER BY Drops Your Table?!

    SECURITY NIGHTMARE! Everyone secures WHERE clause but ORDER BY is VULNERABLE! User input in ORDER BY can DROP TABLES! Even prepared statements won't save you! Watch this attack!

    #sql #sqlinjection #security #orderby #droptable #sqlvulnerability #sqlfails #productionbug #sqlshorts #databasedisaster #sqlwtf #injectionattack

    youtube.com/watch?v=QeSaSAX24sQ

  40. SQL Injection In ORDER BY Drops Your Table?!

    SECURITY NIGHTMARE! Everyone secures WHERE clause but ORDER BY is VULNERABLE! User input in ORDER BY can DROP TABLES! Even prepared statements won't save you! Watch this attack!

    #sql #sqlinjection #security #orderby #droptable #sqlvulnerability #sqlfails #productionbug #sqlshorts #databasedisaster #sqlwtf #injectionattack

    youtube.com/watch?v=QeSaSAX24sQ

  41. SQL Injection In ORDER BY Drops Your Table?!

    SECURITY NIGHTMARE! Everyone secures WHERE clause but ORDER BY is VULNERABLE! User input in ORDER BY can DROP TABLES! Even prepared statements won't save you! Watch this attack!

    #sql #sqlinjection #security #orderby #droptable #sqlvulnerability #sqlfails #productionbug #sqlshorts #databasedisaster #sqlwtf #injectionattack

    youtube.com/watch?v=QeSaSAX24sQ

  42. SQL Injection In ORDER BY Drops Your Table?!

    SECURITY NIGHTMARE! Everyone secures WHERE clause but ORDER BY is VULNERABLE! User input in ORDER BY can DROP TABLES! Even prepared statements won't save you! Watch this attack!

    #sql #sqlinjection #security #orderby #droptable #sqlvulnerability #sqlfails #productionbug #sqlshorts #databasedisaster #sqlwtf #injectionattack

    youtube.com/watch?v=QeSaSAX24sQ

  43. SQL Injection In ORDER BY Drops Your Table?!

    SECURITY NIGHTMARE! Everyone secures WHERE clause but ORDER BY is VULNERABLE! User input in ORDER BY can DROP TABLES! Even prepared statements won't save you! Watch this attack!

    #sql #sqlinjection #security #orderby #droptable #sqlvulnerability #sqlfails #productionbug #sqlshorts #databasedisaster #sqlwtf #injectionattack

    youtube.com/watch?v=QeSaSAX24sQ