读写分离

ADD RESOURCE write_ds (
    HOST="127.0.0.1",
    PORT=3306,
    DB="ds_0",
    USER="root",
    PASSWORD="root"
),read_ds (
    HOST="127.0.0.1",
    PORT=3307,
    DB="ds_0",
    USER="root",
    PASSWORD="root"
);

CREATE READWRITE_SPLITTING RULE group_0 (
WRITE_RESOURCE=write_ds,
READ_RESOURCES(read_ds),
TYPE(NAME="random")
);

ALTER READWRITE_SPLITTING RULE group_0 (
WRITE_RESOURCE=write_ds,
READ_RESOURCES(read_ds),
TYPE(NAME="random",PROPERTIES("read_weight"="2:0"))
);

DROP READWRITE_SPLITTING RULE group_0;

DROP RESOURCE write_ds,read_ds;

DROP DATABASE readwrite_splitting_db;

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