9137db1d8a
Part of normalizing it, note that the field must be nullable now and that will change later. Bug: T299418 Change-Id: Id543dfa20a153312f66d2f45a64ac23e7272dabe
107 lines
3.1 KiB
JSON
107 lines
3.1 KiB
JSON
{
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"comment": "Add tl_target_id on templatelinks (T299418)",
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"before": {
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"name": "templatelinks",
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"comment": "Track template inclusions. The target page may or may not exist, and due to renames and deletions may refer to different page records as time goes by.",
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"columns": [
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{
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"name": "tl_from",
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"comment": "Key to the page_id of the page containing the link.",
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"type": "integer",
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"options": { "notnull": true, "unsigned": true, "default": 0 }
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},
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{
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"name": "tl_from_namespace",
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"type": "integer",
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"comment": "Namespace for this page",
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"options": { "notnull": true, "default": 0 }
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},
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{
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"name": "tl_namespace",
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"type": "integer",
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"options": { "notnull": true, "default": 0 }
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},
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{
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"name": "tl_title",
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"type": "binary",
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"options": { "notnull": true, "length": 255, "default": "" }
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}
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],
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"indexes": [
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{
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"name": "tl_namespace",
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"columns": [ "tl_namespace", "tl_title", "tl_from" ],
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"comment": "Reverse index, for Special:Whatlinkshere",
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"unique": false
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},
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{
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"name": "tl_backlinks_namespace",
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"columns": [ "tl_from_namespace", "tl_namespace", "tl_title", "tl_from" ],
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"comment": "Index for Special:Whatlinkshere with namespace filter",
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"unique": false
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}
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],
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"pk": [ "tl_from", "tl_namespace", "tl_title" ]
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},
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"after": {
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"name": "templatelinks",
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"comment": "Track template inclusions. The target page may or may not exist, and due to renames and deletions may refer to different page records as time goes by.",
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"columns": [
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{
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"name": "tl_from",
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"comment": "Key to the page_id of the page containing the link.",
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"type": "integer",
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"options": { "notnull": true, "unsigned": true, "default": 0 }
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},
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{
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"name": "tl_from_namespace",
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"type": "integer",
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"comment": "Namespace for this page",
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"options": { "notnull": true, "default": 0 }
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},
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{
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"name": "tl_namespace",
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"type": "integer",
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"options": { "notnull": true, "default": 0 }
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},
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{
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"name": "tl_title",
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"type": "binary",
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"options": { "notnull": true, "length": 255, "default": "" }
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},
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{
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"name": "tl_target_id",
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"type": "bigint",
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"comment": "Foreign key to linktarget.lt_id",
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"options": { "notnull": false, "unsigned": true, "default": null }
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}
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],
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"indexes": [
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{
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"name": "tl_namespace",
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"columns": [ "tl_namespace", "tl_title", "tl_from" ],
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"comment": "Reverse index, for Special:Whatlinkshere",
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"unique": false
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},
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{
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"name": "tl_backlinks_namespace",
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"columns": [ "tl_from_namespace", "tl_namespace", "tl_title", "tl_from" ],
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"comment": "Index for Special:Whatlinkshere with namespace filter",
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"unique": false
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},
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{
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"name": "tl_target_id",
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"columns": [ "tl_target_id", "tl_from" ],
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"comment": "Reverse index, for Special:Whatlinkshere",
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"unique": false
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},
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{
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"name": "tl_backlinks_namespace_target_id",
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"columns": [ "tl_from_namespace", "tl_target_id", "tl_from" ],
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"comment": "Index for Special:Whatlinkshere with namespace filter",
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"unique": false
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}
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],
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"pk": [ "tl_from", "tl_namespace", "tl_title" ]
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}
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}
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