| Server IP : 88.99.149.37 / Your IP : 216.73.216.141 Web Server : nginx/1.31.2 System : Linux server-88-99-149-37 6.12.0-124.56.5.el10_1.x86_64 #1 SMP PREEMPT_DYNAMIC Fri May 15 06:12:08 EDT 2026 x86_64 User : muralimurth ( 1015) PHP Version : 8.4.23 Disable Function : exec,system,passthru,shell_exec,proc_close,proc_open,dl,popen,show_source,posix_kill,posix_mkfifo,posix_getpwuid,posix_setpgid,posix_setsid,posix_setuid,posix_setgid,posix_seteuid,posix_setegid,posix_uname MySQL : OFF | cURL : ON | WGET : ON | Perl : ON | Python : OFF | Sudo : ON | Pkexec : ON Directory : /usr/local/mysql/mysql-test/main/ |
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CREATE TABLE t1(id INT); CREATE VIEW IF NOT EXISTS v1 AS SELECT * FROM t1 WHERE id>10; INSERT INTO t1 VALUES (5), (8), (10), (20), (30); SELECT * FROM t1; SELECT * FROM v1; --error ER_TABLE_EXISTS_ERROR CREATE VIEW v1 AS SELECT * FROM t1 WHERE id>11; SELECT VIEW_DEFINITION FROM INFORMATION_SCHEMA.VIEWS WHERE TABLE_NAME='v1'; CREATE VIEW IF NOT EXISTS v1 AS SELECT * FROM t1 WHERE id>12; SELECT VIEW_DEFINITION FROM INFORMATION_SCHEMA.VIEWS WHERE TABLE_NAME='v1'; --error ER_WRONG_USAGE CREATE OR REPLACE VIEW IF NOT EXISTS v1 AS SELECT * FROM t1 WHERE id>13; SELECT VIEW_DEFINITION FROM INFORMATION_SCHEMA.VIEWS WHERE TABLE_NAME='v1'; CREATE OR REPLACE VIEW v1 AS SELECT * FROM t1 WHERE id>14; SELECT VIEW_DEFINITION FROM INFORMATION_SCHEMA.VIEWS WHERE TABLE_NAME='v1'; INSERT INTO t1 VALUES (50), (80), (3), (2), (40); SELECT * FROM t1; SELECT * FROM v1; DROP TABLE IF EXISTS v1; DROP VIEW IF EXISTS v1; DROP VIEW IF EXISTS v1; DROP VIEW IF EXISTS t1; DROP TABLE t1;