46 lines
1.5 KiB
MySQL
46 lines
1.5 KiB
MySQL
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/* https://dev.mysql.com/doc/refman/8.0/en/set-variable.html */
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/* SET variable = expr [, variable = expr] ...
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variable: {
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user_var_name
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| param_name
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| local_var_name
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| {GLOBAL | @@GLOBAL.} system_var_name
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| {PERSIST | @@PERSIST.} system_var_name
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| {PERSIST_ONLY | @@PERSIST_ONLY.} system_var_name
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| [SESSION | @@SESSION. | @@] system_var_name
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} */
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SET @var_name = expr;
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SET @name = 43;
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SET @total_tax = (SELECT SUM(tax) FROM taxable_transactions);
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SET GLOBAL max_connections = 1000;
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SET @@GLOBAL.max_connections = 1000;
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SET SESSION sql_mode = 'TRADITIONAL';
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SET LOCAL sql_mode = 'TRADITIONAL';
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SET @@SESSION.sql_mode = 'TRADITIONAL';
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SET @@LOCAL.sql_mode = 'TRADITIONAL';
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SET @@sql_mode = 'TRADITIONAL';
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SET sql_mode = 'TRADITIONAL';
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SET PERSIST max_connections = 1000;
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SET @@PERSIST.max_connections = 1000;
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SET PERSIST_ONLY back_log = 100;
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SET @@PERSIST_ONLY.back_log = 100;
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SET @@SESSION.max_join_size = DEFAULT;
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SET @@SESSION.max_join_size = @@GLOBAL.max_join_size;
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SET GLOBAL version = 'abc';
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SET GLOBAL sql_log_bin = ON;
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SET SESSION max_connections = 1000;
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SET max_connections = 1000;
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SET PERSIST port = 3307;
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SET PERSIST_ONLY port = 3307;
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SET @x = 1, SESSION sql_mode = '';
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SET GLOBAL sort_buffer_size = 1000000, SESSION sort_buffer_size = 1000000;
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SET @@GLOBAL.sort_buffer_size = 1000000, @@LOCAL.sort_buffer_size = 1000000;
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SET GLOBAL max_connections = 1000, sort_buffer_size = 1000000;
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SET @@GLOBAL.sort_buffer_size = 50000, sort_buffer_size = 1000000;
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SELECT @@GLOBAL.sql_mode, @@SESSION.sql_mode, @@sql_mode;
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