b2d44a162c
* Drop default value from rev_actor and rev_comment_id * Make rev_id a bigint Bug: T215466 Depends-On: I88318d7bcc063bc86a56eeb5f00048ea6e81964b Change-Id: Id0a3d920e8b2dc8643fa3c0341b34ab3ed5761dc
188 lines
5.7 KiB
JSON
188 lines
5.7 KiB
JSON
{
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"before": {
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"name": "revision",
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"comment": "Every edit of a page creates also a revision row. This stores metadata about the revision, and a reference to the text storage backend.",
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"columns": [
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{
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"name": "rev_id",
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"comment": "Unique ID to identify each revision",
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"type": "integer",
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"options": { "unsigned": true, "notnull": true, "autoincrement": true }
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},
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{
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"name": "rev_page",
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"comment": "Key to page_id. This should never be invalid",
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"type": "integer",
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"options": { "unsigned": true, "notnull": true }
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},
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{
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"name": "rev_comment_id",
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"comment": "Key to comment.comment_id. Comment summarizing the change",
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"type": "bigint",
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"options": { "unsigned": true, "notnull": true, "default": 0 }
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},
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{
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"name": "rev_actor",
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"comment": "Key to actor.actor_id of the user or IP who made this edit",
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"type": "bigint",
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"options": { "unsigned": true, "notnull": true, "default": 0 }
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},
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{
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"name": "rev_timestamp",
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"comment": "Timestamp of when revision was created",
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"type": "mwtimestamp",
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"options": { "notnull": true }
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},
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{
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"name": "rev_minor_edit",
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"comment": "Records whether the user marked the 'minor edit' checkbox. Many automated edits are marked as minor",
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"type": "mwtinyint",
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"options": { "notnull": true, "unsigned": true, "default": 0 }
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},
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{
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"name": "rev_deleted",
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"comment": "Restrictions on who can access this revision",
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"type": "mwtinyint",
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"options": { "notnull": true, "unsigned": true, "default": 0 }
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},
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{
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"name": "rev_len",
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"comment": "Length of this revision in bytes",
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"type": "integer",
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"options": { "unsigned": true, "notnull": false }
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},
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{
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"name": "rev_parent_id",
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"comment": "Key to revision.rev_id. This field is used to add support for a tree structure (The Adjacency List Model)",
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"type": "integer",
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"options": { "unsigned": true, "notnull": false }
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},
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{
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"name": "rev_sha1",
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"comment": "SHA-1 text content hash in base-36",
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"type": "binary",
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"options": { "length": 32, "notnull": true, "default": "" }
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}
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],
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"indexes": [
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{
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"name": "rev_timestamp",
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"columns": [ "rev_timestamp" ],
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"comment": "Used by ApiQueryAllRevisions",
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"unique": false
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},
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{
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"name": "rev_page_timestamp",
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"columns": [ "rev_page", "rev_timestamp" ],
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"comment": "History index",
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"unique": false
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},
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{
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"name": "rev_actor_timestamp",
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"columns": [ "rev_actor", "rev_timestamp", "rev_id" ],
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"comment": "User contributions index",
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"unique": false
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},
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{
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"name": "rev_page_actor_timestamp",
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"columns": [ "rev_page", "rev_actor", "rev_timestamp" ],
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"comment": "Credits index. This is scanned in order to compile credits lists for pages, in ApiQueryContributors. Also for ApiQueryRevisions if rvuser is specified",
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"unique": false
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}
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],
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"pk": [ "rev_id" ]
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},
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"after": {
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"name": "revision",
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"comment": "Every edit of a page creates also a revision row. This stores metadata about the revision, and a reference to the text storage backend.",
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"columns": [
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{
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"name": "rev_id",
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"comment": "Unique ID to identify each revision",
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"type": "bigint",
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"options": { "unsigned": true, "notnull": true, "autoincrement": true }
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},
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{
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"name": "rev_page",
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"comment": "Key to page_id. This should never be invalid",
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"type": "integer",
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"options": { "unsigned": true, "notnull": true }
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},
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{
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"name": "rev_comment_id",
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"comment": "Key to comment.comment_id. Comment summarizing the change",
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"type": "bigint",
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"options": { "unsigned": true, "notnull": true }
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},
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{
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"name": "rev_actor",
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"comment": "Key to actor.actor_id of the user or IP who made this edit",
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"type": "bigint",
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"options": { "unsigned": true, "notnull": true }
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},
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{
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"name": "rev_timestamp",
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"comment": "Timestamp of when revision was created",
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"type": "mwtimestamp",
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"options": { "notnull": true }
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},
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{
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"name": "rev_minor_edit",
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"comment": "Records whether the user marked the 'minor edit' checkbox. Many automated edits are marked as minor",
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"type": "mwtinyint",
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"options": { "notnull": true, "unsigned": true, "default": 0 }
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},
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{
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"name": "rev_deleted",
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"comment": "Restrictions on who can access this revision",
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"type": "mwtinyint",
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"options": { "notnull": true, "unsigned": true, "default": 0 }
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},
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{
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"name": "rev_len",
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"comment": "Length of this revision in bytes",
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"type": "integer",
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"options": { "unsigned": true, "notnull": false }
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},
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{
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"name": "rev_parent_id",
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"comment": "Key to revision.rev_id. This field is used to add support for a tree structure (The Adjacency List Model)",
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"type": "bigint",
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"options": { "unsigned": true, "notnull": false }
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},
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{
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"name": "rev_sha1",
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"comment": "SHA-1 text content hash in base-36",
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"type": "binary",
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"options": { "length": 32, "notnull": true, "default": "" }
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}
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],
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"indexes": [
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{
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"name": "rev_timestamp",
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"columns": [ "rev_timestamp" ],
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"comment": "Used by ApiQueryAllRevisions",
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"unique": false
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},
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{
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"name": "rev_page_timestamp",
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"columns": [ "rev_page", "rev_timestamp" ],
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"comment": "History index",
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"unique": false
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},
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{
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"name": "rev_actor_timestamp",
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"columns": [ "rev_actor", "rev_timestamp", "rev_id" ],
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"comment": "User contributions index",
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"unique": false
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},
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{
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"name": "rev_page_actor_timestamp",
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"columns": [ "rev_page", "rev_actor", "rev_timestamp" ],
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"comment": "Credits index. This is scanned in order to compile credits lists for pages, in ApiQueryContributors. Also for ApiQueryRevisions if rvuser is specified",
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"unique": false
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}
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],
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"pk": [ "rev_id" ]
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}
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}
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