Mercurial > prosody-modules
annotate mod_storage_appendmap/README.markdown @ 4576:cade5dac1003
mod_http_admin_api: Add endpoints for server maintenance
author | Jonas Schäfer <jonas@wielicki.name> |
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date | Thu, 27 May 2021 16:18:10 +0200 |
parents | 88474dd1af48 |
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2061
b84284144e21
mod_storage_appendmap: Experimental storage module optimized for map stores
Kim Alvefur <zash@zash.se>
parents:
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changeset
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1 --- |
b84284144e21
mod_storage_appendmap: Experimental storage module optimized for map stores
Kim Alvefur <zash@zash.se>
parents:
diff
changeset
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2 labels: |
b84284144e21
mod_storage_appendmap: Experimental storage module optimized for map stores
Kim Alvefur <zash@zash.se>
parents:
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3 - 'Stage-Alpha' |
b84284144e21
mod_storage_appendmap: Experimental storage module optimized for map stores
Kim Alvefur <zash@zash.se>
parents:
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4 - 'Type-Storage' |
b84284144e21
mod_storage_appendmap: Experimental storage module optimized for map stores
Kim Alvefur <zash@zash.se>
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5 summary: Experimental map store optimized for small incremental changes |
b84284144e21
mod_storage_appendmap: Experimental storage module optimized for map stores
Kim Alvefur <zash@zash.se>
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6 ... |
b84284144e21
mod_storage_appendmap: Experimental storage module optimized for map stores
Kim Alvefur <zash@zash.se>
parents:
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7 |
b84284144e21
mod_storage_appendmap: Experimental storage module optimized for map stores
Kim Alvefur <zash@zash.se>
parents:
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8 This is an experimental storage driver where changed data is appended. |
b84284144e21
mod_storage_appendmap: Experimental storage module optimized for map stores
Kim Alvefur <zash@zash.se>
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9 Data is simply written as `key = value` pairs to the end of the file. |
b84284144e21
mod_storage_appendmap: Experimental storage module optimized for map stores
Kim Alvefur <zash@zash.se>
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10 This allows changes to individual keys to be written without needing to |
b84284144e21
mod_storage_appendmap: Experimental storage module optimized for map stores
Kim Alvefur <zash@zash.se>
parents:
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11 write out the entire object again, but reads would grow gradually larger |
b84284144e21
mod_storage_appendmap: Experimental storage module optimized for map stores
Kim Alvefur <zash@zash.se>
parents:
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12 as it still needs to read old overwritten keys. This may be suitable for |
2818 | 13 e.g. rosters where individual contacts are changed at a time. In theory, |
2061
b84284144e21
mod_storage_appendmap: Experimental storage module optimized for map stores
Kim Alvefur <zash@zash.se>
parents:
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14 this could also allow rolling back changes. |
b84284144e21
mod_storage_appendmap: Experimental storage module optimized for map stores
Kim Alvefur <zash@zash.se>
parents:
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15 |
b84284144e21
mod_storage_appendmap: Experimental storage module optimized for map stores
Kim Alvefur <zash@zash.se>
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16 Requires 0.10 |