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25 lines
854 B
Text
25 lines
854 B
Text
DROP TABLE IF EXISTS graph_base;
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DROP TABLE IF EXISTS graph;
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CREATE TABLE graph_base (
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from_id INT UNSIGNED NOT NULL,
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to_id INT UNSIGNED NOT NULL,
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PRIMARY KEY (from_id,to_id),
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INDEX (to_id)
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) ENGINE=MyISAM;
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CREATE TABLE graph (
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latch VARCHAR(32) NULL,
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origid BIGINT UNSIGNED NULL,
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destid BIGINT UNSIGNED NULL,
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weight DOUBLE NULL,
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seq BIGINT UNSIGNED NULL,
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linkid BIGINT UNSIGNED NULL,
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KEY (latch, origid, destid) USING HASH,
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KEY (latch, destid, origid) USING HASH
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) ENGINE=OQGRAPH DATA_TABLE='graph_base' ORIGID='from_id', DESTID='to_id';
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INSERT INTO graph_base(from_id, to_id) VALUES (1,2), (2,1);
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INSERT INTO graph_base(from_id, to_id) VALUES (3,2), (2,3);
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INSERT INTO graph_base(from_id, to_id) VALUES (1,3), (3,1);
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update graph set origid=123;
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ERROR HY000: Table 'graph' is read only
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DROP TABLE graph_base;
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DROP TABLE graph;
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