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Deep prefetching for hash and zset inner hashtables #3940

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Deep prefetching for hash and zset inner hashtables #3940

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89fab66
Add deep prefetching for hash and zset inner hashtables
roshkhatri Apr 30, 2026
44b4763
Add JSON-based deep prefetching for hash and zset inner hashtables
roshkhatri Jun 9, 2026
361cd18
Merge branch 'unstable' into prefetch-inner-hashtable
roshkhatri Jun 17, 2026
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3 changes: 3 additions & 0 deletions src/cli_commands.h
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Expand Up @@ -38,6 +38,9 @@ struct commandDocs {
int numargs;
cliCommandArg *args; /* An array of the command arguments. */
struct commandDocs *subcommands;
int member_key_index; /* unused in CLI, present for commands.def compatibility */
int member_key_step;
int member_key_count;
char *params; /* A string describing the syntax of the command arguments. */
};

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44 changes: 22 additions & 22 deletions src/commands.def
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1 change: 1 addition & 0 deletions src/commands/hdel.json
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Expand Up @@ -5,6 +5,7 @@
"group": "hash",
"since": "2.0.0",
"arity": -3,
"member_key_index": 2,
"function": "hdelCommand",
"history": [
[
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1 change: 1 addition & 0 deletions src/commands/hexists.json
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Expand Up @@ -5,6 +5,7 @@
"group": "hash",
"since": "2.0.0",
"arity": 3,
"member_key_index": 2,
"function": "hexistsCommand",
"command_flags": [
"READONLY",
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1 change: 1 addition & 0 deletions src/commands/hexpiretime.json
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Expand Up @@ -5,6 +5,7 @@
"group": "hash",
"since": "9.0.0",
"arity": -5,
"member_key_index": 4,
"function": "hexpiretimeCommand",
"command_flags": [
"READONLY",
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1 change: 1 addition & 0 deletions src/commands/hget.json
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Expand Up @@ -5,6 +5,7 @@
"group": "hash",
"since": "2.0.0",
"arity": 3,
"member_key_index": 2,
"function": "hgetCommand",
"command_flags": [
"READONLY",
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1 change: 1 addition & 0 deletions src/commands/hgetdel.json
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Expand Up @@ -5,6 +5,7 @@
"group": "hash",
"since": "9.1.0",
"arity": -5,
"member_key_index": 4,
"function": "hgetdelCommand",
"command_flags": [
"WRITE",
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2 changes: 2 additions & 0 deletions src/commands/hincrby.json
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Expand Up @@ -5,6 +5,8 @@
"group": "hash",
"since": "2.0.0",
"arity": 4,
"member_key_index": 2,
"member_key_count": 1,
"function": "hincrbyCommand",
"command_flags": [
"WRITE",
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2 changes: 2 additions & 0 deletions src/commands/hincrbyfloat.json
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Expand Up @@ -5,6 +5,8 @@
"group": "hash",
"since": "2.6.0",
"arity": 4,
"member_key_index": 2,
"member_key_count": 1,
"function": "hincrbyfloatCommand",
"command_flags": [
"WRITE",
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1 change: 1 addition & 0 deletions src/commands/hmget.json
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Expand Up @@ -5,6 +5,7 @@
"group": "hash",
"since": "2.0.0",
"arity": -3,
"member_key_index": 2,
"function": "hmgetCommand",
"command_flags": [
"READONLY",
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2 changes: 2 additions & 0 deletions src/commands/hmset.json
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Expand Up @@ -5,6 +5,8 @@
"group": "hash",
"since": "2.0.0",
"arity": -4,
"member_key_index": 2,
"member_key_step": 2,
"function": "hsetCommand",
"command_flags": [
"WRITE",
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1 change: 1 addition & 0 deletions src/commands/hpersist.json
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Expand Up @@ -5,6 +5,7 @@
"group": "hash",
"since": "9.0.0",
"arity": -5,
"member_key_index": 4,
"function": "hpersistCommand",
"command_flags": [
"WRITE",
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1 change: 1 addition & 0 deletions src/commands/hpexpiretime.json
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Expand Up @@ -5,6 +5,7 @@
"group": "hash",
"since": "9.0.0",
"arity": -5,
"member_key_index": 4,
"function": "hpexpiretimeCommand",
"command_flags": [
"READONLY",
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1 change: 1 addition & 0 deletions src/commands/hpttl.json
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Expand Up @@ -5,6 +5,7 @@
"group": "hash",
"since": "9.0.0",
"arity": -5,
"member_key_index": 4,
"function": "hpttlCommand",
"command_flags": [
"READONLY",
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2 changes: 2 additions & 0 deletions src/commands/hset.json
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Expand Up @@ -5,6 +5,8 @@
"group": "hash",
"since": "2.0.0",
"arity": -4,
"member_key_index": 2,
"member_key_step": 2,
"function": "hsetCommand",
"history": [
[
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2 changes: 2 additions & 0 deletions src/commands/hsetnx.json
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Expand Up @@ -5,6 +5,8 @@
"group": "hash",
"since": "2.0.0",
"arity": 4,
"member_key_index": 2,
"member_key_count": 1,
"function": "hsetnxCommand",
"command_flags": [
"WRITE",
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1 change: 1 addition & 0 deletions src/commands/hstrlen.json
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Expand Up @@ -5,6 +5,7 @@
"group": "hash",
"since": "3.2.0",
"arity": 3,
"member_key_index": 2,
"function": "hstrlenCommand",
"command_flags": [
"READONLY",
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1 change: 1 addition & 0 deletions src/commands/httl.json
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Expand Up @@ -5,6 +5,7 @@
"group": "hash",
"since": "9.0.0",
"arity": -5,
"member_key_index": 4,
"function": "httlCommand",
"command_flags": [
"READONLY",
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2 changes: 2 additions & 0 deletions src/commands/zincrby.json
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Expand Up @@ -5,6 +5,8 @@
"group": "sorted_set",
"since": "1.2.0",
"arity": 4,
"member_key_index": 3,
"member_key_count": 1,
"function": "zincrbyCommand",
"command_flags": [
"WRITE",
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1 change: 1 addition & 0 deletions src/commands/zmscore.json
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Expand Up @@ -5,6 +5,7 @@
"group": "sorted_set",
"since": "6.2.0",
"arity": -3,
"member_key_index": 2,
"function": "zmscoreCommand",
"command_flags": [
"READONLY",
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2 changes: 2 additions & 0 deletions src/commands/zrank.json
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Expand Up @@ -5,6 +5,8 @@
"group": "sorted_set",
"since": "2.0.0",
"arity": -3,
"member_key_index": 2,
"member_key_count": 1,
"function": "zrankCommand",
"history": [
[
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1 change: 1 addition & 0 deletions src/commands/zrem.json
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Expand Up @@ -5,6 +5,7 @@
"group": "sorted_set",
"since": "1.2.0",
"arity": -3,
"member_key_index": 2,
"function": "zremCommand",
"history": [
[
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2 changes: 2 additions & 0 deletions src/commands/zrevrank.json
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Expand Up @@ -5,6 +5,8 @@
"group": "sorted_set",
"since": "2.0.0",
"arity": -3,
"member_key_index": 2,
"member_key_count": 1,
"function": "zrevrankCommand",
"history": [
[
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1 change: 1 addition & 0 deletions src/commands/zscore.json
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Expand Up @@ -5,6 +5,7 @@
"group": "sorted_set",
"since": "1.2.0",
"arity": 3,
"member_key_index": 2,
"function": "zscoreCommand",
"command_flags": [
"READONLY",
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