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wiki.techinc.nl/maintenance/abstractSchemaChanges/patch-image-img_size_to_bigint.json
Brian Wolff 86608dfd4f Store image sizes as 64-bit bigint instead of 32-bit integers 
This is meant in preparation for MediaWiki supporting files
larger than 4gb.

Bug: T191805
Change-Id: Ie67dd01aa0a8b28d9afc1805243e711fcadbc0f8
2023-10-04 08:01:25 -07:00

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{
"comment": "Make img.img_size an unsigned bigint (T191805)",
"before":
{
"name": "image",
"comment": "Uploaded images and other files.",
"columns": [
{
"name": "img_name",
"comment": "Filename. This is also the title of the associated description page, which will be in namespace 6 (NS_FILE).",
"type": "binary",
"options": {
"notnull": true,
"default": "",
"length": 255
}
},
{
"name": "img_size",
"comment": "File size in bytes.",
"type": "integer",
"options": {
"unsigned": true,
"notnull": true,
"default": 0
}
},
{
"name": "img_width",
"comment": "For images, width in pixels.",
"type": "integer",
"options": {
"notnull": true,
"default": 0
}
},
{
"name": "img_height",
"comment": "For images, height in pixels.",
"type": "integer",
"options": {
"notnull": true,
"default": 0
}
},
{
"name": "img_metadata",
"comment": "Extracted Exif metadata stored as a json array (new system) or serialized PHP array (old system). The json array can contain an address in the text table or external storage.",
"type": "blob",
"options": {
"notnull": true,
"length": 16777215
}
},
{
"name": "img_bits",
"comment": "For images, bits per pixel if known.",
"type": "integer",
"options": {
"notnull": true,
"default": 0
}
},
{
"name": "img_media_type",
"comment": "Media type as defined by the MEDIATYPE_xxx constants",
"type": "mwenum",
"options": {
"notnull": false,
"default": null,
"CustomSchemaOptions": {
"enum_values": [ "UNKNOWN", "BITMAP", "DRAWING", "AUDIO", "VIDEO", "MULTIMEDIA", "OFFICE", "TEXT", "EXECUTABLE", "ARCHIVE", "3D" ]
}
}
},
{
"name": "img_major_mime",
"comment": "major part of a MIME media type as defined by IANA see https://www.iana.org/assignments/media-types/ for \"chemical\" cf. http://dx.doi.org/10.1021/ci9803233 by the ACS",
"type": "mwenum",
"options": {
"notnull": true,
"default": "unknown",
"CustomSchemaOptions": {
"enum_values": [ "unknown", "application", "audio", "image", "text", "video", "message", "model", "multipart", "chemical" ]
}
}
},
{
"name": "img_minor_mime",
"comment": "minor part of a MIME media type as defined by IANA the minor parts are not required to adhere to any standard but should be consistent throughout the database see https://www.iana.org/assignments/media-types/",
"type": "binary",
"options": {
"notnull": true,
"default": "unknown",
"length": 100
}
},
{
"name": "img_description_id",
"comment": "Foreign key to comment table, which contains the description field as entered by the uploader. This is displayed in image upload history and logs.",
"type": "bigint",
"options": {
"unsigned": true,
"notnull": true
}
},
{
"name": "img_actor",
"comment": "actor_id of the uploader.",
"type": "bigint",
"options": {
"unsigned": true,
"notnull": true
}
},
{
"name": "img_timestamp",
"comment": "Time of the upload.",
"type": "mwtimestamp",
"options": {
"notnull": true
}
},
{
"name": "img_sha1",
"comment": "SHA-1 content hash in base-36",
"type": "binary",
"options": {
"notnull": true,
"default": "",
"length": 32
}
}
],
"indexes": [
{
"name": "img_actor_timestamp",
"comment": "Used by Special:Newimages and ApiQueryAllImages",
"columns": [
"img_actor",
"img_timestamp"
],
"unique": false
},
{
"name": "img_size",
"comment": "Used by Special:ListFiles for sort-by-size",
"columns": [
"img_size"
],
"unique": false
},
{
"name": "img_timestamp",
"comment": "Used by Special:Newimages and Special:ListFiles",
"columns": [
"img_timestamp"
],
"unique": false
},
{
"name": "img_sha1",
"comment": "Used in API and duplicate search",
"columns": [
"img_sha1"
],
"unique": false,
"options": { "lengths": [ 10 ] }
},
{
"name": "img_media_mime",
"comment": "Used to get media of one type",
"columns": [
"img_media_type",
"img_major_mime",
"img_minor_mime"
],
"unique": false
}
],
"pk": [
"img_name"
]
},
"after":
{
"name": "image",
"comment": "Uploaded images and other files.",
"columns": [
{
"name": "img_name",
"comment": "Filename. This is also the title of the associated description page, which will be in namespace 6 (NS_FILE).",
"type": "binary",
"options": {
"notnull": true,
"default": "",
"length": 255
}
},
{
"name": "img_size",
"comment": "File size in bytes.",
"type": "bigint",
"options": {
"unsigned": true,
"notnull": true,
"default": 0
}
},
{
"name": "img_width",
"comment": "For images, width in pixels.",
"type": "integer",
"options": {
"notnull": true,
"default": 0
}
},
{
"name": "img_height",
"comment": "For images, height in pixels.",
"type": "integer",
"options": {
"notnull": true,
"default": 0
}
},
{
"name": "img_metadata",
"comment": "Extracted Exif metadata stored as a json array (new system) or serialized PHP array (old system). The json array can contain an address in the text table or external storage.",
"type": "blob",
"options": {
"notnull": true,
"length": 16777215
}
},
{
"name": "img_bits",
"comment": "For images, bits per pixel if known.",
"type": "integer",
"options": {
"notnull": true,
"default": 0
}
},
{
"name": "img_media_type",
"comment": "Media type as defined by the MEDIATYPE_xxx constants",
"type": "mwenum",
"options": {
"notnull": false,
"default": null,
"CustomSchemaOptions": {
"enum_values": [ "UNKNOWN", "BITMAP", "DRAWING", "AUDIO", "VIDEO", "MULTIMEDIA", "OFFICE", "TEXT", "EXECUTABLE", "ARCHIVE", "3D" ]
}
}
},
{
"name": "img_major_mime",
"comment": "major part of a MIME media type as defined by IANA see https://www.iana.org/assignments/media-types/ for \"chemical\" cf. http://dx.doi.org/10.1021/ci9803233 by the ACS",
"type": "mwenum",
"options": {
"notnull": true,
"default": "unknown",
"CustomSchemaOptions": {
"enum_values": [ "unknown", "application", "audio", "image", "text", "video", "message", "model", "multipart", "chemical" ]
}
}
},
{
"name": "img_minor_mime",
"comment": "minor part of a MIME media type as defined by IANA the minor parts are not required to adhere to any standard but should be consistent throughout the database see https://www.iana.org/assignments/media-types/",
"type": "binary",
"options": {
"notnull": true,
"default": "unknown",
"length": 100
}
},
{
"name": "img_description_id",
"comment": "Foreign key to comment table, which contains the description field as entered by the uploader. This is displayed in image upload history and logs.",
"type": "bigint",
"options": {
"unsigned": true,
"notnull": true
}
},
{
"name": "img_actor",
"comment": "actor_id of the uploader.",
"type": "bigint",
"options": {
"unsigned": true,
"notnull": true
}
},
{
"name": "img_timestamp",
"comment": "Time of the upload.",
"type": "mwtimestamp",
"options": {
"notnull": true
}
},
{
"name": "img_sha1",
"comment": "SHA-1 content hash in base-36",
"type": "binary",
"options": {
"notnull": true,
"default": "",
"length": 32
}
}
],
"indexes": [
{
"name": "img_actor_timestamp",
"comment": "Used by Special:Newimages and ApiQueryAllImages",
"columns": [
"img_actor",
"img_timestamp"
],
"unique": false
},
{
"name": "img_size",
"comment": "Used by Special:ListFiles for sort-by-size",
"columns": [
"img_size"
],
"unique": false
},
{
"name": "img_timestamp",
"comment": "Used by Special:Newimages and Special:ListFiles",
"columns": [
"img_timestamp"
],
"unique": false
},
{
"name": "img_sha1",
"comment": "Used in API and duplicate search",
"columns": [
"img_sha1"
],
"unique": false,
"options": { "lengths": [ 10 ] }
},
{
"name": "img_media_mime",
"comment": "Used to get media of one type",
"columns": [
"img_media_type",
"img_major_mime",
"img_minor_mime"
],
"unique": false
}
],
"pk": [
"img_name"
]
}
}
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