fixed a ton of typos
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3c75a05044
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@ -1,8 +0,0 @@
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-- Impala table statistics - Needed to make the tables
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-- visible for impala
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INVALIDATE METADATA ${stats_db_name};
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@ -0,0 +1,18 @@
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export PYTHON_EGG_CACHE=/home/$(whoami)/.python-eggs
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export link_folder=/tmp/impala-shell-python-egg-cache-$(whoami)
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if ! [ -L $link_folder ]
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then
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rm -Rf "$link_folder"
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ln -sfn ${PYTHON_EGG_CACHE}${link_folder} ${link_folder}
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fi
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export SOURCE=$1
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export SHADOW=$2
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echo "Updating shadow database"
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impala-shell -d ${SOURCE} -q "invalidate metadata"
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impala-shell -d ${SOURCE} -q "show tables" --delimited | sed "s/^\(.*\)/compute stats ${SOURCE}.\1;/" | impala-shell -c -f -
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impala-shell -q "create database if not exists ${SHADOW}"
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impala-shell -d ${SHADOW} -q "show tables" --delimited | sed "s/^/drop view if exists ${SHADOW}./" | sed "s/$/;/" | impala-shell -c -f -
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impala-shell -d ${SOURCE} -q "show tables" --delimited | sed "s/\(.*\)/create view ${SHADOW}.\1 as select * from ${SOURCE}.\1;/" | impala-shell -c -f -
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echo "Shadow db ready!"
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@ -1,4 +1,10 @@
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#!/usr/bin/env bash
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export PYTHON_EGG_CACHE=/home/$(whoami)/.python-eggs
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export link_folder=/tmp/impala-shell-python-egg-cache-$(whoami)
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if ! [ -L $link_folder ]
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then
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rm -Rf "$link_folder"
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ln -sfn ${PYTHON_EGG_CACHE}${link_folder} ${link_folder}
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fi
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CONTEXT_API=$1
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TARGET_DB=$2
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@ -20,12 +26,13 @@ hdfs dfs -copyFromLocal concepts.csv ${TMP}
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hdfs dfs -chmod -R 777 ${TMP}
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echo "Creating and populating impala tables"
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impala-shell -c "create table ${TARGET_DB}.context (id string, name string) row format delimited fields terminated by ',';"
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impala-shell -c "create table ${TARGET_DB}.category (context string, id string, name string) row format delimited fields terminated by ',';"
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impala-shell -c "create table ${TARGET_DB}.concept (category string, id string, name string) row format delimited fields terminated by ',';"
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impala-shell -c "load data inpath '${TMP}/contexts.csv' into table ${TARGET_DB}.context;"
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impala-shell -c "load data inpath '${TMP}/categories.csv' into table ${TARGET_DB}.category;"
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impala-shell -c "load data inpath '${TMP}/concepts.csv' into table ${TARGET_DB}.concept;"
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impala-shell -q "create table ${TARGET_DB}.context (id string, name string) row format delimited fields terminated by ','"
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impala-shell -q "create table ${TARGET_DB}.category (context string, id string, name string) row format delimited fields terminated by ','"
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impala-shell -q "create table ${TARGET_DB}.concept (category string, id string, name string) row format delimited fields terminated by ','"
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impala-shell -d ${TARGET_DB} -q "invalidate metadata"
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impala-shell -q "load data inpath '${TMP}/contexts.csv' into table ${TARGET_DB}.context"
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impala-shell -q "load data inpath '${TMP}/categories.csv' into table ${TARGET_DB}.category"
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impala-shell -q "load data inpath '${TMP}/concepts.csv' into table ${TARGET_DB}.concept"
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echo "Cleaning up"
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hdfs dfs -rm -f -r -skipTrash ${TMP}
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