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41 lines
2 KiB
Text
41 lines
2 KiB
Text
DROP TABLE IF EXISTS t1;
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CREATE TABLE t1 (a <INT_COLUMN>, b <CHAR_COLUMN>) ENGINE=<STORAGE_ENGINE> <CUSTOM_TABLE_OPTIONS>;
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TRUNCATE TABLE t1;
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INSERT INTO t1 (a,b) VALUES (1,'a'), (2,'b'), (3,'c');
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TRUNCATE TABLE t1;
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SELECT a,b FROM t1;
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a b
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DROP TABLE t1;
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CREATE TABLE t1 (a <INT_COLUMN> KEY AUTO_INCREMENT, c <CHAR_COLUMN>) ENGINE=<STORAGE_ENGINE> <CUSTOM_TABLE_OPTIONS>;
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SHOW TABLE STATUS LIKE 't1';
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Name Engine Version Row_format Rows Avg_row_length Data_length Max_data_length Index_length Data_free Auto_increment Create_time Update_time Check_time Collation Checksum Create_options Comment Max_index_length Temporary
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t1 # # # # # # # # # 1 # # # # # # # # N
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INSERT INTO t1 (c) VALUES ('a'),('b'),('c');
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SHOW TABLE STATUS LIKE 't1';
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Name Engine Version Row_format Rows Avg_row_length Data_length Max_data_length Index_length Data_free Auto_increment Create_time Update_time Check_time Collation Checksum Create_options Comment Max_index_length Temporary
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t1 # # # # # # # # # 4 # # # # # # # # N
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TRUNCATE TABLE t1;
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SHOW TABLE STATUS LIKE 't1';
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Name Engine Version Row_format Rows Avg_row_length Data_length Max_data_length Index_length Data_free Auto_increment Create_time Update_time Check_time Collation Checksum Create_options Comment Max_index_length Temporary
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t1 # # # # # # # # # 1 # # # # # # # # N
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INSERT INTO t1 (c) VALUES ('d');
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SHOW TABLE STATUS LIKE 't1';
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Name Engine Version Row_format Rows Avg_row_length Data_length Max_data_length Index_length Data_free Auto_increment Create_time Update_time Check_time Collation Checksum Create_options Comment Max_index_length Temporary
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t1 # # # # # # # # # 2 # # # # # # # # N
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SELECT a,c FROM t1;
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a c
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1 d
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DROP TABLE t1;
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CREATE TABLE t1 (a <INT_COLUMN>, b <CHAR_COLUMN>) ENGINE=<STORAGE_ENGINE> <CUSTOM_TABLE_OPTIONS>;
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INSERT INTO t1 (a,b) VALUES (1,'a'),(2,'b'),(3,'c');
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HANDLER t1 OPEN AS h1;
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HANDLER h1 READ FIRST;
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a b
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1 a
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TRUNCATE TABLE t1;
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HANDLER h1 READ NEXT;
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ERROR 42S02: Unknown table 'h1' in HANDLER
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HANDLER t1 OPEN AS h2;
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HANDLER h2 READ FIRST;
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a b
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DROP TABLE t1;
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