49 lines
1.3 KiB
Text
49 lines
1.3 KiB
Text
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#!/bin/bash
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# DCS 20586 - renames the column "max_usability_blk" to "kdp_coeff_rain_hail"
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# in the DSAAdapt table of the IHFS db
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#
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#
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# Author: paul tilles
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# May 7,2018
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psql=/awips2/psql/bin/psql
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# get database name(s)
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database=$(${PSQL} -d metadata -U awipsadmin -Aqtc "
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select datname
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from pg_database
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where datistemplate = false
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and datname like 'hd_ob%'
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")
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echo INFO: Renaming column in the DSAAdapt table
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for IH_DB_NAME in ${database}
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do
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echo INFO: Database name is $IH_DB_NAME
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has_column=$(${psql} -U awipsadmin -d $IH_DB_NAME -Atc "
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SELECT EXISTS(
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SELECT 1 FROM information_schema.columns c
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WHERE c.table_name = 'dsaadapt'
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AND c.column_name = 'kdp_coeff_rain_hail'
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);")
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if [[ "${has_column}" == "f" ]]; then
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${psql} -U awipsadmin -d $IH_DB_NAME -Atc "
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BEGIN TRANSACTION;
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ALTER TABLE dsaadapt RENAME COLUMN max_usability_blk TO kdp_coeff_rain_hail;
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C OMMIT TRANSACTION;
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"
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elif [[ "${has_column}" == "t" ]]; then
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echo WARN: Column kdp_coeff_rain_hail already exists within $IH_DB_NAME.dsaadapt. Do nothing.
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else
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echo ERROR: Failed to query the $IH_DB_NAME database.
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fi
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done
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echo INFO: Done.
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